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Rotary Limit Switches, Position Sensors, Resolvers, Encoders
 
2000 Rotary Limit Switch
 
DESCRIPTION
 
The Series 2000 Rotary Limit Switch is primarily used for machine tools, handling devices, and rotary operators where motion is expressed in shaft rotation. The primary purpose of the switch is to control the intermediate or end limits of a linear or rotary motion. The switch is often used as a safety device to protect against accidental damage to equipment. Available in several different versions: Worm Gear Type, Spur Gear Type, Heavy Duty Type, 2 Circuit Worm Gear Type, and the 4 Circuit Worm Gear Type.
 
2000 Series Geared Rotary Limit Switches Brochure New!
Gemco Drawing 2000 Worm Gear Limit Switch NEMA 1, 12
Gemco Drawing 2000 Worm Gear Limit Switch NEMA 4
Gemco Drawing 2000 Worm Gear Limit Switch NEMA 7, 9
Drawing Gemco 1950 Snap Switches
1950 Precision Snap Switch Information
Drawing Dimension NEMA 1 and NEMA 12 RLS Spur Gear Style 2000-800
NEMA 7 and NEMA 9 Explosion-Proof Statement, Rev A
 

 

 

 

Worm Gear Type - Special Cams
No Part
Number
Description Image Stock
Qty
Price
Each
Qty
Ord'd
Update
Cart
1 AME-S0005500 Ametek Gemco Cam 2000 
Part S0005500 
aka S-55-A 
Standard 25 Degree or 335 Degree Cam 
For a 2000 Series Rotary Limit Switch 
Dated  
Ship from stock to 10 days 
[Amazon] 
(1LBS) H 2" L 2" W 4" Box
8 $15.00
2 AME-S0006800 Ametek Gemco Cam 
Part S0006800 
Special 54 Degree or 306 Degree Cam 
For a 2000 Series Rotary Limit Switches 
Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit 
aka S-68-A  
[Amazon] 
(1LB) H 4" L 5" W 4" Box
28 $15.00
3 AME-S0008400 Ametek Gemco Cam 
Part AME-S0008400 
Special 75 Degree or 285 Degree Cam 
For a 2000 Series Rotary Limit Switches 
Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit 
aka S-84-A  
[Amazon] 
(1LB) H 4" L 5" W 4" Box
5 $15.00
4 AME-S0006900 Ametek Gemco Cam. S-69-A Special 90 Degree or 270 Degree Cam for a 2000 Series Rotary Limit Switch. Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit. 
(1LBS) H 4.00" L 4.00" W 4.00" 
[Amazon]
0 $15.00
5 AME-S0008500 Ametek Gemco Cam. S-85-A Special 105 Degree or 255 Degree Cam for a 2000 Series Rotary Limit Switch. Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit. 
(1LBS) H 2.00" L 2.00" W 4.00" 
[Amazon]
7 $15.00
6 AME-S0008600 Ametek Gemco Cam. S-86-A Special 135 Degree or 225 Degree Cam for a 2000 Series Rotary Limit Switch. Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit. 
(1LBS) H 2.00" L 2.00" W 4.00" 
[Amazon]
13 $15.00
7 AME-S0008700 Ametek Gemco Cam. S-87-A Special 150 Degree or 210 Degree Cam for a 2000 Series Rotary Limit Switch. Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit. 
(1LBS) H 2.00" L 2.00" W 4.00" 
[Amazon]
11 $15.00
8 AME-S0007000 Ametek Gemco Cam. S-70-A Special 180 Degree Cam for a 2000 Series Rotary Limit Switch. Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit. - 0 $15.00
9 AME-S0007100 Ametek Gemco Cam. S-71-A Special 240 Degree or 120 Degree Cam for a 2000 Series Rotary Limit Switch. Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit. 
(1LBS) H 2.00" L 2.00" W 4.00" 
[Amazon]
10 $15.00
10 AME-S0012700 Ametek Gemco Cam. S-127-A Special 360 Degree Blank Cam for a 2000 Series Rotary Limit Switch. Or if ordered installed in a Rotary Limit Switch add $ 8.00 per circuit. 
(4LBS) H 4.00" L 7.00" W 2.00" 
[Amazon]
1 $15.00
 

2000 Rotary Limit Switch
No Part
Number
Description Image Stock
Qty
Price
Each
Qty
Ord'd
Update
Cart
1 AME-2000-100B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-100B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio 
4, Independent, Position Adjustable Circuits, Switches / Cam / Switches 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part AME-04537001, UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 3" L 8" W 4" Box
10 $773.00
2 AME-2000-101B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-101B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
Standard Cam Dwell of 25 Degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure 
Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $751.00
3 AME-2000-102B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-102B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
Standard Cam Dwell of 25 Degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure 
Water & Weather Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 1/18 
(6LBS) H 3" L 8" W 5" Box
1 $751.00
4 AME-2000-103B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-103B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, SPDT / Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O.or N.C.Circuits 
4 Screw Terminals per Switch Part AME-04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temp 180 Degrees F 
[Amazon] 
[Updated 1-19] 
(6LBS) H 4" L 8" W 5" Box
1 $751.00
5 AME-2000-104B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-104B 
aka 2000104B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
4, Independently Adjustable Switches, Circuits,Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O.or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships in 2 Weeks 
Dated 1-19 
(6LBS) H 3" L 7" W 4" Box
0 $751.00
6 AME-2000-105B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-105B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio. Cams rotates 360 degrees every 40 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3" L 8" W 5" Box
0 $751.00
7 AME-2000-106B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-106B 
aka 2000106B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships in 2 Weeks 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $751.00
8 AME-2000-107B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-107B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part AME-04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
1 $751.00
9 AME-2000-108B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-108B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part AME-04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5"
0 $751.00
10 AME-2000-109B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-109B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio. Cams rotates 360 degrees every 100 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3.00" L 7.50" W .50"
0 $751.00
11 AME-2000-10B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-10B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $627.00
12 AME-2000-1100B Ametek Gemco Rotary Limit Switch 
Part 2000-1100B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Ratio Gear Ratio, the cam block rotates once every 600 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Dated 1/18 
(4LBS) H 3.50" L 7.50" W 4.50"
0 $652.00
13 AME-2000-1101B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1101B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio. Cams rotates 360 degrees every 600 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 4" Box
0 $945.00
14 AME-2000-1102B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1102B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio. Cams rotates 360 degrees every 600 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3.00" L 7.50" W 4.50"
0 $1,034.00
15 AME-2000-1103B Ametek Gemco Rotary Limit Switch 
Part 2000-1103B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Ratio Gear Ratio, the cam block rotates once every 2000 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
[Amazon] Dated 1/18 
(4LBS) H 3.50" L 7.50" W 4.50"
0 $1,126.00
16 AME-2000-1104B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1104B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio. Cams rotates 360 degrees every 2000 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3.00" L 7.50" W 4.50"
0 $1,416.00
17 AME-2000-1105B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1105B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio. Cams rotates 360 degrees every 2000 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3.00" L 7.50" W 4.50"
0 $1,511.00
18 AME-2000-1106B Ametek Gemco Rotary Limit Switch 
Part 2000-1106B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Ratio Gear Ratio, the cam block rotates once every 4000 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Dated 1/18 
(4LBS) H 3.50" L 7.50" W 4.50"
0 $1,126.00
19 AME-2000-1107B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1107B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3.00" L 7.50" W 4.50"
0 $1,416.00
20 AME-2000-1108B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1108B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3.00" L 7.50" W 4.50"
0 $1,511.00
21 AME-2000-1109B Ametek Gemco Rotary Limit Switch 
Part 2000-1109B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Ratio Gear Ratio, the cam block rotates once every 5333 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Dated 1/18 
(4LBS) H 4" L 8" W 5" Box
0 $1,126.00
22 AME-2000-110B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-110B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
23 AME-2000-1110B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1110B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,416.00
24 AME-2000-1111B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1111B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,511.00
25 AME-2000-1112B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1112B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
[Updated 1-19] 
(3LBS) H 3" L 8" W 4" Box
0 $773.00
26 AME-2000-1113B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1113B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Weather Resistant suitable for outdoor service, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
[Ships in 2 Weeks] 
[Updated 1-19] 
(6LBS) H 3" L 8" W 5"
0 $1,005.00
27 AME-2000-1114B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-1114B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
Switches 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(6LBS) H 3" L 8" W 5" Box 
[1/2018] 
[1/2018]
0 $1,104.00
28 AME-2000-1115B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1115B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams / Switches 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temp 180 Degrees F 
[Amazon] Dated 1/18 
(4LBS) H 3" L 8" W 4" Box
0 $773.00
29 AME-2000-1116B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1116B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
30 AME-2000-1117B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1117B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,104.00
31 AME-2000-1118B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1118B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio. Cams rotates 360 degrees every 50 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $773.00
32 AME-2000-1119B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1119B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio. Cams rotates 360 degrees every 600 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
33 AME-2000-111B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-111B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
34 AME-2000-1120B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1120B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio. Cams rotates 360 degrees every 600 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,104.00
35 AME-2000-1121B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio 
4 Independently Adjustable Switches / Circuits / Cams / Switches 
4 Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-1121B 
(3LBS) H 3.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,244.00
36 AME-2000-1122B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1122B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Weather Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3" L 8" W 5" Box
0 $1,479.00
37 AME-2000-1123B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1123B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio. Cams rotates 360 degrees every 2000 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,754.00
38 AME-2000-1124B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams /Switches 
4 Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-1124B 
(3LBS) H 3.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,244.00
39 AME-2000-1125B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1125B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,479.00
40 AME-2000-1126B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1126B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,754.00
41 AME-2000-1127B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams / Switches 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-1127B 
(3LBS) H 3.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,244.00
42 AME-2000-1128B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1128B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,479.00
43 AME-2000-1129B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1129B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,754.00
44 AME-2000-112B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-112B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio 
4 Independently Adjustable Switches / Circuits / Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, suitable for outdoor service, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(6LBS) H 3" L 8" W 5" Box 
[1/2018] 
[1/2018]
2 $1,005.00
45 AME-2000-1130B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1130B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch, Switch Part 04537003 UL Listed 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
0 $889.00
46 AME-2000-1131B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1131B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio. Cams rotates 360 degrees every 150 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $1,199.00
47 AME-2000-1132B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
Part AME-2000-1132B 
150 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Double Pole Double Throw Precision Snap Action Switches 
8 Screw Terminals per Switch Part 04537003 UL Listed 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] 1/17 
(6LBS) H 3" L 8" W 5" Box 
[1/2018] 
[1/2018]
0 $1,319.00
48 AME-2000-1133B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1133B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $889.00
49 AME-2000-1134B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1134B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
NEMA 4 Cast Aluminum Enclosure 
Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Keyway & Woodruff Key 
[Amazon] 
[Ships from Stock to 2 Weeks] 
[Updated 1-19] 
(6LBS) H 4" L 8" W 5" Box
1 $1,104.34
50 AME-2000-1135B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1135B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,319.00
51 AME-2000-1136B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1136B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, D.P.D.T., Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch, Switch Part 04537003, UL Listed 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
1 $889.00
52 AME-2000-1137B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1137B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, D.P.D.T., Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O.or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part AME-04537003 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Stock to 2 weeks 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
1 $1,199.00
53 AME-2000-1138B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1138B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio. Cams rotates 360 degrees every 600 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,319.00
54 AME-2000-1139B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1139B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio. Cams rotates 360 degrees every 2000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,358.00
55 AME-2000-113B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-113B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Snap Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC Code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Tempertature 180 Degrees F 
Ships in 2 Weeks 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $856.00
56 AME-2000-1140B Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003, UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
aka YMD-9984 
Ships in 2 Weeks 
Dated 1-19 
(6LBS) H 3" L 8" W 5" Box
0 $1,673.00
57 AME-2000-1141B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1141B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio. Cams rotates 360 degrees every 2000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,796.00
58 AME-2000-1142B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1142B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,358.00
59 AME-2000-1143B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
Model AME-2000-1143B 
4000 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] 1/17 
(6LBS) H 3" L 8" W 5" Box 
[1/2018] 
[1/2018]
0 $1,673.00
60 AME-2000-1144B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1144B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,796.00
61 AME-2000-1145B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1145B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,358.00
62 AME-2000-1146B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-1146B 
(6LBS) H 3" L 8" W 5" Box 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
2 $1,673.00
63 AME-2000-1147B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-1147B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,796.00
64 AME-2000-114B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-114B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
20 $856.00
65 AME-2000-115B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-115B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001, UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $856.00
66 AME-2000-116B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-116B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 7" W 4" Box
0 $856.00
67 AME-2000-117B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-271B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio 
3, Independently Adjustable Switches / Circuits / Cams 
3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $856.00
68 AME-2000-118B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio. Cams rotates 360 degrees every 50 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-118B 
(6LBS) H 4" L 8" W 5" Box 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $856.00
69 AME-2000-119B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-119B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio. Cams rotates 360 degrees every 60 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $856.00
70 AME-2000-11B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-11B 
aka 200011B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
2, Independent Circuits - Switches - Cams 
2, S.P.D.T. Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19
0 $627.00
71 AME-2000-1205 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-1205 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
This specially engineered switch has Non Standard Cams which allow the switch contacts to be opened for 54 or 306 Degrees. Dependent on whether it is wired for normally open or closed circuits. Standard is 25 or 335 degrees. Other cam dwells are available  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8th 
Maximum switch setting @ 19 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) H 3.00" L 7.50" W 4.50" 1/13 
[Amazon]
0 $514.00
72 AME-2000-1206 Ametek Gemco Rotary Limit Switch with an Engineered Part Number, P/N: AME-2000-1206 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Non-Standard Cams S69A allow switch contacts to be opened for 90 or 270 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8th 
Maximum switch setting @ 19 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.00" L 7.50" W 4.50" 
[Amazon]
0 $663.00
73 AME-2000-120B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-120B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio. Cams rotates 360 degrees every 80 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $856.00
74 AME-2000-121B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-121B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio. Cams rotates 360 degrees every 100 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $856.00
75 AME-2000-122B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-122B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,104.00
76 AME-2000-1233 Ametek Gemco Rotary Limit Switch like a 2000-7B Engineered Product with a Special Switch, Shaft & Bracket, P/N: AME-2000-1233 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Ratio Gear Ratio, the cam block rotates once every 80 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Special SPDT Switches 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 3/4 
Maximum switch setting @ 77 turns 
Up to 1000 RPM Clock Wise or CCW 
Specially Engineered Shaft 
Specially Engineered Mounting Bracket 
Maximum Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.00" L 7.50" W 4.50" 1/8 
[Amazon]
0 $421.05
77 AME-2000-1234 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-1234 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Qty. 2, Standard Cams allow switch contacts to be opened for 25 or 335 Degrees  
Qty. 2, Non-Standard Cams allow switch contacts to be opened for 90 or 270 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8th 
Maximum switch setting @ 19 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon]
0 $498.00
78 AME-2000-123B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-123B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,104.00
79 AME-2000-124B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-124B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio. Cams rotates 360 degrees every 1000 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,104.00
80 AME-2000-1256 Ametek Gemco Rotary Limit Switch 
Part 2000-1256 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio 
2, Independently Adjustable Switches/ Circuits / Cams 
S.P.S.T. Single Pole Single Throw Precision Snap Action Switches 
Switch Part AME-04537040 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes a Woodruff Keyway & Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
[Amazon] Dated 1/17 
(3LBS) H 3" L 8" W 5" Box
0 $373.00
81 AME-2000-1271 Ametek Gemco Rotary Limit Switch 
Part 2000-1271 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, SPDT, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuit 
4 Screw Terminals per 
UL Listed, Switch Part AME-04537001  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Like a 2000-4B,Engineered Part Number for a Special Shaft & Bracket  
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
0 $1,166.00
82 AME-2000-127B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-127B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,354.00
83 AME-2000-128B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-128B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio. Cams rotates 360 degrees every 4000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,437.00
84 AME-2000-129B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-129B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Fibralloy Material 
Color Blue 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
Ships in 2 Weeks 
Dated 1-19 
(3LBS) H 4" L 8" W 4" Box
0 $535.00
85 AME-2000-12B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-12B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Reducer Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $627.00
86 AME-2000-130B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-130B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(3LBS) H 4" L 8" W 4" Box 
[1/2018] 
[1/2018]
1 $535.00
87 AME-2000-131B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-131B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2,Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(3LBS) H 4" L 8" W 4" Box 
[1/2018] 
[1/2018]
0 $535.00
88 AME-2000-132B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-132B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.O. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3" L 8" W 5" Box
1 $880.00
89 AME-2000-133B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-133B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $880.00
90 AME-2000-134B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-134B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio. Cams rotates 360 degrees every 600 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $880.00
91 AME-2000-135B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-135B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
1 $966.00
92 AME-2000-136B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-136B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $966.00
93 AME-2000-137B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-137B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Stock to 2 weeks, OH 44023 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
1 $640.00
94 AME-2000-138B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-138B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $640.00
95 AME-2000-139B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-139B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio 
2, Independent Circuits - Switches - Cams 
2, D.P.D.T., Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003, UL Listed 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19 
(3LBS) H 4" L 8" W 4" Box
0 $640.00
96 AME-2000-13B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-13B 
aka 200013B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
2 $627.00
97 AME-2000-140B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-140B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $889.00
98 AME-2000-141B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-141B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $889.00
99 AME-2000-142B Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
Part 2000-142B 
1000 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
½ Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] 1/17 
(3LBS) H 4" L 8" W 4" Box 
[1/2018] 
[1/2018]
0 $889.00
100 AME-2000-143B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-143B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio. Cams rotates 360 degrees every 600 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $966.00
101 AME-2000-145B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-145B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, D.P.D.T. / Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
Dated 1-19 
(6LBS) H 3" L 8" W 5" Box
0 $946.00
102 AME-2000-146B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-146B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003, UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $871.32
103 AME-2000-147B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-147B 
aka 2000147B YMD-10453 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, DPDT, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003, UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock @ BPI 
Dated 1-19 
(6LBS) H 4" L 8" W 4" Box
19 $871.32
104 AME-2000-148B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-148B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003 
UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships in 2 Weeks 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $1,324.40
105 AME-2000-149B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-149B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003 which is UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $871.32
106 AME-2000-14B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-14B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 3" L 8" W 5" Box
1 $627.00
107 AME-2000-150B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-150B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N. O. or N.C. Circuits 
8 Screw Terminals per Switch, Switch Part 04537003 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 30" L 8" W 5" Box
0 $946.00
108 AME-2000-151B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-151B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
[Ships in 2 Weeks] 
[Updated 1-19]
0 $946.00
109 AME-2000-152B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-152B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio. Cams rotates 360 degrees every 80 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $946.00
110 AME-2000-153B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-153B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003. UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships in 2 Weeks 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $946.00
111 AME-2000-1548 Ametek Gemco Geared Rotary Limit Switch with a 10 turn Potentiometer, P/N: AME-2000-1548 
2006 = Type "K" Rotary Limit Switch 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
2 Independent Circuits / Switches / Cams 
Left Hand Shaft Extension from the Enclosure. 1/2 Dia. x 1 & 1/2 Inch Extension with Woodruff Keyway & # 404 Woodruff Key 
120 = 120 to 1 Gear Ratio. Cam Block turns once every 120 turns of the main shaft 
A = Single Pole Double Throw Snap Action Switches. Can be wired for either normally open or closed circuits. 4 Screw Terminals per Switch # 1950-1-B-A-DO 
10 Turn 1000 OHM Potentiometer which rotates 10 turns for every 1 turn of the cam block or 120 turns of the input shaft 
1 & 1/2 Turns required to reset the switch 
Maximum switch setting at 108 turns, minimum 3 turns (6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon]
0 $1,184.21
112 AME-2000-154B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-154B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
1 $1,199.00
113 AME-2000-155B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-155B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003 which is UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Tempersture 180 Degrees F 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $1,104.34
114 AME-2000-156B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-156B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio. Cams rotates 360 degrees every 1000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,199.00
115 AME-2000-157B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-157B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,354.00
116 AME-2000-158B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-158B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,437.00
117 AME-2000-159B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-159B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio. Cams rotates 360 degrees every 5 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,066.00
118 AME-2000-15B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-15B 
aka 200015B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
1 $627.00
119 AME-2000-160B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-160B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,066.00
120 AME-2000-161B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-161B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $1,066.00
121 AME-2000-162B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-162B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio. Cams rotates 360 degrees every 40 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,066.00
122 AME-2000-163B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-163B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio. Cams rotates 360 degrees every 50 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,066.00
123 AME-2000-164B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-164B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(6LBS) H 4" L 8" W 5" Box 
[1/2018] 
[1/2018]
0 $1,066.00
124 AME-2000-165B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-165B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio. Cams rotates 360 degrees every 80 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Ships in 3 Weeks] 
{Updated 1-19] 
(6LBS) H 4" L 8" W 5" Box
1 $1,066.00
125 AME-2000-166B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-166B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio. Cams rotates 360 degrees every 100 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,066.00
126 AME-2000-167B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-167B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $1,319.00
127 AME-2000-168B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-168B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,319.00
128 AME-2000-169B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-169B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio. Cams rotates 360 degrees every 1000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,319.00
129 AME-2000-16B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-16B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001, UL Listed  
NEMA 4 Cast Aluminum Enclosure, Water Resistant suitable for outdoor service 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
5 $627.00
130 AME-2000-170B Ametek Gemco Rotary Limit Switch, P/N: AME-2000-170B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Ratio Gear Ratio, the cam block rotates once every 150 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.50" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $652.00
131 AME-2000-171B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-171B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio. Cams rotates 360 degrees every 150 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $945.00
132 AME-2000-174B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-174B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
3, Independently Adjustable Switches / Circuits / Cams 
3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part AME-04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
1 $400.00
133 AME-2000-175B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-175B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio. Cams rotates 360 degrees every 20 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $400.00
134 AME-2000-176B Ametek Gemco Rotary Limit Switch 
Part AME-2000-176B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio 
3, Independently Adjustable Switches/ Circuits / Cams 
3, SPDT, Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O or N.C. Circuit 
4 Screw Terminals, Part AME-04537004 
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8th 
Maximum switch setting @ 19 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft 
Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
[Amazon] Dated 1/17 
(4LBS) H 4" L 8" W 4" Box 
[1/2018] 
[1/2018]
3 $400.00
135 AME-2000-177B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-177B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio. Cams rotates 360 degrees every 30 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
4 $400.00
136 AME-2000-178B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio 
3 Independently Adjustable Switches / Circuits / Cams 
Switches 
3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-178B 
[Amazon] 1/17 
(3LBS) H 4" L 8" W 4" Box 
[1/2018] 
[1/2018]
0 $400.00
137 AME-2000-179B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-179B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio. Cams rotates 360 degrees every 50 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $400.00
138 AME-2000-17B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-17B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio. Cams rotates 360 degrees every 5 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $712.00
139 AME-2000-180B Ametek Gemco Rotary Limit Switch, P/N: AME-2000-180B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.50" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $400.00
140 AME-2000-181B Ametek Gemco Rotary Limit Switch, P/N: AME-2000-181B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Ratio Gear Ratio, the cam block rotates once every 80 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.50" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $400.00
141 AME-2000-182B Ametek Gemco Rotary Limit Switch, P/N: AME-2000-182B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio, the cam block rotates once every 100 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.50" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $400.00
142 AME-2000-183B Ametek Gemco Rotary Limit Switch, P/N: AME-2000-183B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Ratio Gear Ratio, the cam block rotates once every 250 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.50" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $652.00
143 AME-2000-184B Ametek Gemco Rotary Limit Switch, P/N: AME-2000-184B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Ratio Gear Ratio, the cam block rotates once every 500 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.50" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $652.00
144 AME-2000-185B Ametek Gemco Rotary Limit Switch, P/N: AME-2000-185B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.50" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $652.00
145 AME-2000-186B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-186B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Gear Ratio. Cams rotates 360 degrees every 150 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,034.00
146 AME-2000-1872 Ametek Gemco Rotary Limit Switch 
Engineered Part 2000-1872 
Like 2000-818 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4, Special Cams S68 with 54 Degrees of Dwell  
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
2 to 1 Input Shaft Ratio, Every Two Turns of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
Dated 1/18 
(4LBS) H 4" L 8" W 4" Box
0 $542.00
147 AME-2000-187B Ametek Gemco Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
Part AME-2000-187B 
300 to 1 Ratio Gear Ratio 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals, Switch Part 04537004 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
[Amazon] 1/17 
(4LBS) H 4" L 8" W 5" Box 
[1/2018] 
[1/2018]
0 $652.00
148 AME-2000-188B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-188B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
3 Independently Adjustable Switches / Circuits / Cams 
3 Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(6LBS) H 3" L 8" W 5" Box 
[1/2018] 
[1/2018]
1 $690.00
149 AME-2000-189B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-189B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $690.00
150 AME-2000-18B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-18B 
aka 200018B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
2, Independent Circuits - Switches - Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships in 3 Weeks 
Dated 1-19 
(6LBS) H 3" L 8" W 5" Box
0 $712.00
151 AME-2000-190B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-190B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio. Cams rotates 360 degrees every 20 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $690.00
152 AME-2000-190BS Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-190BS 
Series 2000 Worm Gear Type with a 304 Stainless Steel Main shaft & Bronze Gears & Steel Cams 
20 to 1 Gear Ratio. Cams rotates 360 degrees every 20 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon]
0 $1,052.63
153 AME-2000-191B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-191B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio. Cams rotates 360 degrees every 30 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $690.00
154 AME-2000-192B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-192B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio. Cams rotates 360 degrees every 40 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $690.00
155 AME-2000-193B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-193B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio. Cams rotates 360 degrees every 50 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $690.00
156 AME-2000-194B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-194B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio. Cams rotates 360 degrees every 60 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $690.00
157 AME-2000-195B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-195B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio 
3, Independently Adjustable Switches / Circuits / Cams 
3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N. O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure 
Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
2 $690.00
158 AME-2000-196B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-196B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio. Cams rotates 360 degrees every 100 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $690.00
159 AME-2000-197B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-197B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $945.00
160 AME-2000-198B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-198B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $945.00
161 AME-2000-199B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-199B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio. Cams rotates 360 degrees every 1000 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $945.00
162 AME-2000-19B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-19B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
0 $712.00
163 AME-2000-1B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-1B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
4 $284.00
164 AME-2000-2000 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2000 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Single Pole Double Throw Switches SPDT 
5 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $947.00
165 AME-2000-2001 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2001 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Single Pole Double Throw Switches SPDT 
7.5 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $947.00
166 AME-2000-2002 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2002 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Single Pole Double Throw Switches SPDT 
10 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $947.00
167 AME-2000-2003 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2003 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Single Pole Double Throw Switches SPDT 
15 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $947.00
168 AME-2000-2004 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2004 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Single Pole Double Throw Switches SPDT 
20 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $947.00
169 AME-2000-2005 Ametek Gemco Rotary Limit Switch 
Part 2000-2005 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Single Pole Double Throw Switches SPDT 
30 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
Ships in 3 Weeks 
Dated 1-19 
(8LBS) H 4" L 8" W 4" Box
0 $947.00
170 AME-2000-2006 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2006 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Double Pole Double Throw Switches DPDT 
5 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,294.00
171 AME-2000-2007 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2007 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Double Pole Double Throw Switches DPDT 
7.5 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,294.00
172 AME-2000-2008 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2008 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Double Pole Double Throw Switches DPDT 
10 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,294.00
173 AME-2000-2009 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2009 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Double Pole Double Throw Switches DPDT 
15 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,294.00
174 AME-2000-2010 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2010 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Double Pole Double Throw Switches DPDT 
20 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00"LBS) 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,294.00
175 AME-2000-2011 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2011 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications 
Steel & Bronze Gears to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Precision Snap Acting Double Pole Double Throw Switches DPDT 
30 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum RPM 1800 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,294.00
176 AME-2000-2012 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2012 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $1,019.00
177 AME-2000-2013 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2013 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
7.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,019.00
178 AME-2000-2014 Ametek Gemco Rotary Limit Switch 
Model 2000-2014 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
Steel & Bronze Gears 
3 Independent Circuits / Cams / Switches 
3 Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
10 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Dated 1/18 
(8LBS) H 4" L 8" W 4" Box
0 $1,019.00
179 AME-2000-2015 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2015 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
15 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,019.00
180 AME-2000-2016 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2016 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
20 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,019.00
181 AME-2000-2017 Ametek Gemco Rotary Limit Switch 
Heavy Duty Geared Rotary Limit Switch 
Part AME-2000-2017 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3, Independent Circuits / Cams / Switches 
Switches 
3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
30 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
[Amazon] 1/17 
(8LBS) H 4" L 8" W 4" 
[1/2018] 
[1/2018]
1 $1,019.00
182 AME-2000-2018 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2018 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,085.00
183 AME-2000-2019 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2019 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
7.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,085.00
184 AME-2000-2020 Ametek Gemco Rotary Limit Switch 
Part 2000-2020 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4, Independent Circuits / Cams / Switches 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O or N.C. Circuits 
4 Screw Terminals per Switch  
10 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
[Amazon] 
[Updated 1-19] 
(9LBS) H 4" L 8" W 4" Box
0 $1,085.00
185 AME-2000-2021 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2021 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
15 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,085.00
186 AME-2000-2022 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2022 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
20 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,085.00
187 AME-2000-2023 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2023 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
30 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(98LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,085.00
188 AME-2000-2024 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2024 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
125 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
189 AME-2000-2025 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2025 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
187.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
190 AME-2000-2026 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2026 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
125 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
191 AME-2000-2027 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2027 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
192 AME-2000-2028 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2028 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
312.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
193 AME-2000-2029 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2029 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
375 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
194 AME-2000-2030 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2030 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
195 AME-2000-2031 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2031 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
625 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
196 AME-2000-2032 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2032 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
750 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
197 AME-2000-2033 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2033 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
198 AME-2000-2034 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2034 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
199 AME-2000-2035 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2035 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
200 AME-2000-2036 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2036 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
201 AME-2000-2037 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2037 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
202 AME-2000-2038 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2038 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
3000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,050.00
203 AME-2000-2039 Ametek Gemco Rotary Limit Switch 
Part 2000-2039 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
125 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
Dated 1/19 
(8LBS) H 4" L 8 W 4" Box
0 $1,382.00
204 AME-2000-2040 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2040 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
156.25 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
205 AME-2000-2041 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2041 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
187.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
206 AME-2000-2042 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2042 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
207 AME-2000-2043 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2043 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
312.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
208 AME-2000-2044 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2044 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
375 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
209 AME-2000-2045 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2045 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
210 AME-2000-2046 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2046 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
625 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
211 AME-2000-2047 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2047 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
750 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
212 AME-2000-2048 Ametek Gemco Rotary Limit Switch 
Part 2000-2048 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
Dated 1/19 
(8LBS) H 4" L 8 W 4" Box
0 $1,382.00
213 AME-2000-2049 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2049 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
214 AME-2000-2050 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2050 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
215 AME-2000-2051 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2051 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
216 AME-2000-2052 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2052 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2 Independent Circuits / Cams / Switches 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(8LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,382.00
217 AME-2000-2053 Ametek Gemco Rotary Limit Switch 
Part 2000-2053 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
2, Independent Circuits / Cams / Switches 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch  
3000 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum Speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
Ships in 3 Weeks 
Dated 3-19 
(8LBS) H 4" L 8" W 4" Box
0 $1,382.00
218 AME-2000-2054 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2054 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
125 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
219 AME-2000-2055 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2055 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
156.25 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
220 AME-2000-2056 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2056 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
187.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
221 AME-2000-2057 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2057 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
222 AME-2000-2058 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2058 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
312.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
223 AME-2000-2059 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2059 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
375 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
224 AME-2000-2060 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2060 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
375 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
225 AME-2000-2061 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2061 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
625 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
226 AME-2000-2062 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2062 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
750 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
227 AME-2000-2063 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2063 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
228 AME-2000-2064 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2064 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
229 AME-2000-2065 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2065 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
230 AME-2000-2066 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2066 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
231 AME-2000-2067 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2067 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3 Independent Circuits / Cams / Switches 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,117.00
232 AME-2000-2068 Ametek Gemco Rotary Limit Switch 
Part 2000-2068 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
3, Independent Circuits / Cams / Switches 
3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch  
3000 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant 
Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
Ships in 3 Weeks 
Dated 1-19 
(9LBS) H 4" L 8" W 4" Box
0 $1,117.00
233 AME-2000-2069 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2069 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
125 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
234 AME-2000-2070 Ametek Gemco Geared Rotary Limit Switch 
Part 2000-2070 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4, Independent Circuits / Cams / Switches 
4, S.P.D.T. - Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch  
156.25 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM 
Clock Wise or CCW Rotation 
Steel & Bronze Gears 
[Amazon] Dated 1/18 
(9LBS) H 4" L 8" W 4" Box
0 $1,190.00
235 AME-2000-2071 Ametek Gemco Geared Rotary 
Part 2000-2071 
Heavy Duty Geared Rotary Limit Switch 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4, Independent Circuits / Cams / Switches 
4, S.P.D.T. - Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch  
187.5 to 1 Gear Ratio 
NEMA 12 Enclosure, Gasketed, Dust Resistant 
Color Red 
Maximum Speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4" L 8" W 4" Box
0 $1,190.00
236 AME-2000-2072 Ametek Gemco 2000 RCLS; Product line: 2000 Nema12Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2072 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
237 AME-2000-2073 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2073 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
312.5 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
238 AME-2000-2074 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2074 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
375 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00"2 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
239 AME-2000-2075 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2075 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
240 AME-2000-2076 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2076 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
625 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
also available on amazon gemco direct 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
241 AME-2000-2077 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2077 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
750 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
also available on amazon gemco direct 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
242 AME-2000-2078 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2078 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
243 AME-2000-2079 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2079 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1250 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
244 AME-2000-2080 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2080 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
1500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
245 AME-2000-2081 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2081 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
246 AME-2000-2082 Ametek Gemco 2000 RCLS; Product line: 2000 Nema12Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2082 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
2500 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
247 AME-2000-2083 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2083 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
3000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,190.00
248 AME-2000-2098 Heavy Duty Geared Rotary Limit Switch, P/N: AME-2000-2098 
For demanding applications which require trouble free performance 
Designed to withstand Rapid Starting, Stopping, Shock & Vibration 
4 Independent Circuits / Cams / Switches 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch  
3000 to 1 Gear Ratio, Cams rotates 360 degrees every 1000 revolutions of the input shaft 
NEMA 12 Enclosure, Gasketed, Dust Resistant, Color Red 
Maximum speed 1800 RPM, Clock Wise or CCW Rotation 
Steel & Bronze Gears 
(9LBS) H 4.00" L 8.00" W 4.00" 
[Amazon]
0 $1,105.00
249 AME-2000-20B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-20B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1/18 
(6LBS) H 4" L 8" W 4" Box
0 $712.00
250 AME-2000-2102 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2102 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
1 Standard Cam allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
1 Special Cam allow switch contacts to be opened for 75 or 290 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 10 
Maximum switch setting @ 920 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon]
0 $896.00
251 AME-2000-2107 Ametek Gemco Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
Part AME-2000-2107 
10 to 1 Ratio Gear Ratio 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Can be wired for Normally Open or Normally Closed circuits 
4 Screw Terminals 
Special S70A Cams allow switch contacts to be opened for 180 Degrees 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure 
Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Like 2000-102B but with 180 Degree Cams 
[Amazon] 1/17 
(6LBS) H 4" L 8" W 5" Box
0 $747.00
252 AME-2000-2116 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2116 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Ratio Gear Ratio, the cam block rotates once every 30 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Special S68 Cams allow switch contacts to be opened for 54 or 306 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) H 3.00" L 7.50" W 4.50" 
[Amazon]
0 $320.00
253 AME-2000-2143 Ametek Gemco Rotary Limit Switch 
Part 2000-2143 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Ratio Gear Ratio, the cam block rotates once every 5 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per switch, Switch Part 04537001 
Special Non Standard Cams allow switch contacts to be opened for 54 or 306 Degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/16th 
Maximum switch setting @ 4 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft 
Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2-14 American Standard Pipe Thread Entrance 
Dated 1/18 
(4LBS) H 4" L 8" W 5" Box
0 $295.00
254 AME-2000-2148 Ametek Gemco Rotary Limit Switch 
Part 2000-2148 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Ratio Gear Ratio 
4, Independently Adjustable Switches/ Circuits / Cams 
4, SPDT / Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O. or N.C. closed circuits 
4 Screw Terminals per switch 
3 Standard Cams allow switch contacts to be opened for 25 Degrees 
1 S68 Special Cam allows contacts to be open for 75 Degrees 
NEMA 4 Cast Aluminum Enclosure 
Water Resistant, Color Red 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 
Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
[Amazon] 
[Ships in 3 to 4 Weeks] 
[Updated 1-19] 
(6LBS) H 4" L 8" W 5" Box
0 $1,487.00
255 AME-2000-2179 Ametek Gemco Rotary Limit Switch 
Part 2000-2179 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
NEMA 4 Cast Bronze Enclosure, Color Bronze 
1/2 Inch Diameter Input Shaft 
Includes a Woodruff Key & Keyway 
Maximum Temperature 180 Degree F 
A Certificated of Conformance will be required 
[Amazon] 
[Ships in 7 to 8 Weeks] 
[Updated 1-19] 
(12LBS) H 4" L 8" W 4" Box
0 $1,163.00
256 AME-2000-21B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-21B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $712.00
257 AME-2000-2229 Ametek Gemco Rotary Limit Switch 
Part 2000-2229 
aka T-27354-41 
Engineered Part for Shepard Niles 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
3 Screw Terminals, Switch Part 04537001 Qty 2, Micro Switch  
Special S-68-A Cams allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft  
Includes a Woodruff Key & Keyway 
Maximum Operating Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19 
(6LBS) H 4" L 8" W 5" Box
1 $553.00
258 AME-2000-2231 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2231 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Double Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 8 Screw Terminals per switch 
Non-Standard / Special Cams S68 with a Dwell that allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 29 
Maximum switch setting @ 920 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,044.00
259 AME-2000-2235 Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Special Dwell # S68 Cams allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-2235 
(3LBS) H 4" L 8" W 4" Box 
[Amazon]
0 $525.00
260 AME-2000-2237 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2237 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special Cams S-68-A with 54 Degrees of Dwell  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 29 
Maximum switch setting @ 920 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 2/9 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $433.00
261 AME-2000-2243 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2243 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 3 Screw Terminals 04537065 / BZ-2RD-A2  
Special Cams S0037000 allow switch contacts to be opened for 25 or 335 Degrees 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 29 
Maximum switch setting @ 920 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 1/10 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $729.04
262 AME-2000-2254 Ametek Gemco Rotary Limit Switch 
Engineered Part 2000-2254 
Like a 2000-8B but with a Special Rubber Gasket 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Ratio Gear Ratio 
2, Independently Adjustable Switches/ Circuits / Cams 
2, S.P.D.T. / Single Pole Double Throw U.L. Listed Switches  
Which can be wired for N.O. or N. C. Circuits 
4 Screw Terminals, Switch Part 04537001 
NEMA 1 & 12 Enclosure 
Turns required to reset switch 1/8th 
Maximum switch setting @ 9 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure 
includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Ships from Stock to 2 Weeks 
Dated 1-19 
(3LBS) H 4" L 8" W 5" Box
0 $304.00
263 AME-2000-2256 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2256 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 9 Cast aluminum Enclosure to meet Class 2 . Groups E,F & G, Color Red 
Turns required to reset switch 1/2 
Maximum switch setting @ 57 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) Mfg in Peck MI 1/14 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $722.00
264 AME-2000-2262 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2262 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Qty. 4, Non-Standard Cams, S0006900, which allow switch contacts to be opened for 90 or 270 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8th 
Maximum switch setting @ 19 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $382.00
265 AME-2000-22B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-22B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001, UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $712.00
266 AME-2000-23B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-23B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $712.00
267 AME-2000-2422 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2422 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Ratio Gear Ratio, the cam block rotates once every 40 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special Dwell Cams allow switch contacts to be opened for 240 or 120 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue 
Turns required to reset switch 1/2 
Maximum switch setting @ 38 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 11/9 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $434.00
268 AME-2000-2463 Ametek Gemco Rotary Limit Switch 
Part 2000-2463 
2000-2B with Special Cams 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Non-Standard Cams S68A allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Dated 1/18 
Ships in 2 weeks, OH 44023 
(3LBS) H 4" L 8" W 5" Box
0 $296.00
269 AME-2000-2475 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2475 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Ratio Gear Ratio, the cam block rotates once every 300 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special Cam S0006800 allow switch contacts to be opened for 54 or 306 Degrees. Used in all 3 circuits 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 6 & 1/2 
Maximum switch setting @ 265 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (5LBS) 1/13 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $854.00
270 AME-2000-2479 Ametek Gemco Rotary Limit Switch with a specially engineered part number due to the cams supplied, P/N: AME-2000-2479 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Special Cams allow switch contacts to be opened for 240 or 120 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8 
Maximum switch setting @ 18 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $221.00
271 AME-2000-2489 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2489 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Ratio Gear Ratio, the cam block rotates once every 2000 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Qty. 3, Standard Cams allow switch contacts to be opened for 25 or 335 Degrees 
Qty. 1, Special Cam # S8400 with 75 Degrees of Dwell located on the bottom circuit 
A 5 OHM Pot is also included 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 1/8 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,611.00
272 AME-2000-2490 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2490 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Ratio Gear Ratio, the cam block rotates once every 10 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Non-Standard Cams allow switch contacts to be opened for 75 or 285 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/16th 
Maximum switch setting @ 9.5 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 1/14 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $480.00
273 AME-2000-24B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-24B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part AME-04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5"
0 $712.00
274 AME-2000-2502 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2502 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Ratio Gear Ratio, the cam block rotates once every 50 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
2 Standard Cams allow switch contacts to be opened for 25 or 335 Degrees and 1 Special Cam S86 allow contacts to be opened for 135 or 225 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 1/10 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $331.00
275 AME-2000-2516 Ametek Gemco Rotary Limit Switch with Special Cams 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
600 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Special Dwell Cams S0008700 allow switch contacts to be opened for 150 or 210 Degrees 
NEMA 4 Cast Aluminum Enclosure, Resistant, Color Red 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Part AME-2000-2516 
(6LBS) H 4" L 8" W 5" Box 
[Amazon]
0 $835.00
276 AME-2000-2564 Ametek Gemco Geared Rotary Limit Switch 
Engineered Part 2000-2564 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per switch 
NEMA 4 Cast Bronze Enclosure, Water Resistant 
Color Bronze 
1/2 Inch Diameter Stainless Steel Input Shaft, Includes a Woodruff Key 
Maximum Temperature 180 Degrees F 
1/2 -14 American Std Pipe Thread Entrance 
8 Weeks to Ship 
[Amazon] Dated  
(14LBS) H 4" L 8" W 4" Box
1 $1,596.00
277 AME-2000-2573 Ametek Gemco Rotary Limit Switch 
Part 2000-2573 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches/ Circuits / Cams 
Double Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per switch 
Switch Part 1950-4-B-B-BO 
NEMA 4 Cast Bronze Enclosure, Water Resistant, Color Red 
Turns required to reset switch 2 
Maximum switch setting @ 95 turns 
Up to 1000 RPM Clock Wise or CCW 
Special 1/2 Inch Diameter Stainless Steel Input Shaft Extends 1 & 1/2 Inch from the Enclosure 
Includes a Woodruff Keyway & # 404 Key PM0039100 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Ships in 10 Weeks 
Dated 1-19  
(6LBS) H 3" L 7.5" W 4.5"
0 $1,626.00
278 AME-2000-2576 Ametek Gemco Rotary Limit Switch, Specially engineered switch with 5 circuits and a taller cover, add 1.5 Inch , P/N: AME-2000-2576 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
5 Independently Adjustable Circuits / Switches / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals # 04537004 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1/2 
Maximum switch setting @ 57 & 1/2 Turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $940.00
279 AME-2000-2591 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2591 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Special Larger Single Pole Double Throw U.L. Listed Precision Snap Action Micro Switches, Not Licon which can be wired for normally open or closed circuits. 4 Screw Terminals. Unit includes a taller cover for the larger the normal switches 
Non Standard Cams allow switch contacts to be opened for 90 or 270 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 57 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (4LBS) 1/13 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $711.63
280 AME-2000-25B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-25B 
aka 200025B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, D.P.D.T., Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003, UL Listed 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships in 2 Weeks 
Dated 1-19 
(3LBS) H 4" L 8" W 4" Box
0 $640.00
281 AME-2000-2626 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2626 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals # 04537004 
4 Special Cams S0006800 Cams allow switch contacts to be opened for 54 or 306 Degree 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) H 4.00" L 11.00" W 6.00" 1/15 
[Amazon]
0 $730.00
282 AME-2000-2634A Ametek Gemco Geared Rotary Limit Switch 
Part 2000-2634A 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
Form "C" 3 Screw Terminals, the common is shared by both contacts 
1st Non-Standard Cam S-71-A allows one switch contact to be opened for 240 or 120 Degrees  
2nd Non-Standard Cam S-86-A allows one switch contact to be opened for 135 or 225 Degrees  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 29 
Maximum switch setting @ 920 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure 
Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
[Ships in 2 Weeks] 
[Updated 1-19] 
(6LBS) H 3" L 8" W 5" Box
0 $551.00
283 AME-2000-263B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-263B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio. Cams rotates 360 degrees every 5 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $789.00
284 AME-2000-2641 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2641 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Special Single Pole Double Throw Micro Switches # 04537001 Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Requires a Cover Spacer 
Non-Standard Cams Qty. 2, 60 Degree Cams & Qty. 1, 80 Degree Cam for Micro Switch  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8th 
Maximum switch setting @ 19 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 1 /2 -14 American Standard Pipe Thread Entrance 
(4LBS) 3/9 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $505.00
285 AME-2000-2642 Ametek Gemco Rotary Limit Switch 
Part 2000-2642 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Ratio Gear Ratio 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per switch, switch part 04537001 
2 Special Cams with 60 Degrees of Dwell 
1 Special Cams with 180 Degrees of Dwell 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft 
Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Tall Cover 
Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $563.45
286 AME-2000-2648 Ametek Gemco Rotary Limit Switch with an Specially Engineered Part Number , P/N: AME-2000-2648 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Ratio Gear Ratio, the cam block rotates once every 5 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Special , Non-Standard Cams allow switch contacts to be opened for 90 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/16th 
Maximum switch setting @ 4 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $221.00
287 AME-2000-264B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-264B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $789.00
288 AME-2000-265B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-265B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio. Cams rotates 360 degrees every 20 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $789.00
289 AME-2000-2660 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2660 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Ratio Gear Ratio, the cam block rotates once every 40 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Special Single Pole Double Throw Micro Switches # 04537001 Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Requires a Cover Spacer 
Non-Standard Cams Qty. 1, 80 Degree Cam & Qty. 2, 54 Degree Cams for Micro Switch 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2 
Maximum switch setting @ 38 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 1/12 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $667.00
290 AME-2000-266B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-266B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio. Cams rotates 360 degrees every 30 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $789.00
291 AME-2000-267B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-267B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio. Cams rotates 360 degrees every 40 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $789.00
292 AME-2000-268B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-268B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio. Cams rotates 360 degrees every 50 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $789.00
293 AME-2000-269B Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-269B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $789.00
294 AME-2000-2703 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2703 
Series 2000 Worm Gear Type with Bronze Gears, Steel Cams and a Stainless Steel Shaft 
10 to 1 Ratio Gear Ratio, the cam block rotates once every 10 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/16th 
Maximum switch setting @ 9.5 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,395.00
295 AME-2000-2704 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2704 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Ratio Gear Ratio, the cam block rotates once every 30 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
1 Standard Cams allow switch contacts to be opened for 25 or 335 Degrees 
2 Non-Standard Cams S68A allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 1/15 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $385.24
296 AME-2000-2708 Ametek Gemco Geared Rotary Limit Switch 
Part 2000-2708 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
Special S255 Cam 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant 
Color Red with a Spacer Cover  
1 to 1 Input Shaft Ratio 
1/2 Inch Diameter Main Shaft 
Includes Keyway & a #404 Woodruff Key 
0.025 Turns to Reset 
3/4-14 N.P.T. Electrical Entrance  
Ships in 3 weeks 
Dated 1/18 
(6LBS) H 3" L 8" W 5" Box
0 $1,329.00
297 AME-2000-270B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-270B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio. Cams rotates 360 degrees every 80 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $789.00
298 AME-2000-2712 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2712 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
With Qty 4 S0006800 54 Degree Cams 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1 to 1 Input Shaft Ratio, Every Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
0.025 Turns to Reset 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $702.00
299 AME-2000-2715 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2715 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Ratio Gear Ratio, the cam block rotates once every 30 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Non-Standard Dwell Cams allow 2 circuits / switch contacts to be opened for 54 or 306 Degrees & 1 circuit / switch contacts to be opened for 180 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 12/9 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $480.00
300 AME-2000-271B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-271B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio 
3, Independently Adjustable Switches / Circuits / Cams 
3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
1 $789.00
301 AME-2000-2729 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2729 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Ratio Gear Ratio, the cam block rotates once every 30 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Special Single Pole Double Throw Micro Switches # 04537001 Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Requires a Cover Spacer 
Non-Standard Cams Qty. 2, 45 Degree Cams & Qty. 1, 75 Degree Cam. Other cam dwells available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 12/9 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $505.00
302 AME-2000-272B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-272B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,034.00
303 AME-2000-2730 Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-2730 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio. Cams rotates 360 degrees every 5 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 9 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 1/16 
[Amazon]
0 $641.00
304 AME-2000-2733  
3 Independently Adjustable Switches/ Circuits / Cams 
Special Single Pole Double Throw Micro Switches # 04537001 Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Requires a Cover Spacer 
Non-Standard Dwell Cams allow 2 circuits / switch contacts to be opened for 25 or 335 Degrees & 1 circuits / switch contacts to be opened for 75 or 285 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 12/9 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $518.29
305 AME-2000-273B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-273B 
aka 2000273B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of: 
NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships in 2 to 3 Weeks 
Dated 1-19 
(6LBS) H 3" L 8" W 5" Box
0 $1,034.00
306 AME-2000-2740 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2740 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
150 to 1 Ratio Gear Ratio, the cam block rotates once every 150 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Double Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 8 Screw Terminals per switch 
Special S68 Cams allow switch contacts to be opened for 54 or 306 Degrees. Other cam dwells are available 
NEMA 7 Die Cast Aluminum Enclosure for Hazardous Locations, designed to meet the NEC Code for Class 1, Group D, and Class 2, Groups E, F & G Locations, Color Red 
Turns required to reset switch 4 
Maximum switch setting @ 135 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/13 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,207.97
307 AME-2000-2747 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2747 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Ratio Gear Ratio, the cam block rotates once every 80 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 7 Die Cast Aluminum Enclosure for Hazardous Locations, designed to meet the NEC Code for Class 1, Group D, and Class 2, Groups E, F & G Locations, Color Red 
Turns required to reset switch 3/4 
Maximum switch setting @ 77 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter STAINLESS STEEL Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) R41376 1/12 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $960.00
308 AME-2000-274B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-274B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio. Cams rotates 360 degrees every 1000 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,034.00
309 AME-2000-2751 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2751 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio, the cam block rotates once every 100 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Special Cams allow switch contacts to be opened for 75 or 285 Degrees.  
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1 & 1/2 
Maximum switch setting @ 56 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $658.00
310 AME-2000-2760 Ametek Gemco Rotary Limit Switch 
Part 2000-2760 
Like 2000-14B with Special Dwell Cams 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Non-Standard Cams S68 allow switch contacts to be opened for 54 or 306 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1 & 1/2 
Maximum switch setting @ 58 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
Dated 
(6LBS) H 4" L 8" W 5" Box
0 $613.00
311 AME-2000-2778 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2778 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Ratio Gear Ratio, the cam block rotates once every 50 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
1 Standard Cam allow switch contacts to be opened for 25 or 335 Degrees 
1 Special Cam S84 allows the switch contacts to be opened for 75 or 285 Degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue 
Turns required to reset switch 1/4 
Maximum switch setting @ 46 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (3LBS) 1/11 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $250.00
312 AME-2000-2779 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2779 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Ratio Gear Ratio, the cam block rotates once every 30 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Special Single Pole Double Throw Micro Switches # 04537001 Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Requires a Cover Spacer 
Special Dwell Cams allow 2 circuits / switch contacts to be opened for 45 or 306 Degrees & 1 circuits / switch contacts to be opened for 75 or 285 Degrees. Other cam dwells are available. 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $795.00
313 AME-2000-2781 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2781 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 9 Die Cast Aluminum Enclosure for Hazardous Locations, designed to meet the NEC Code for Class 1, Group D, and Class 2, Groups E, F & G Locations, Color Red 
Turns required to reset switch 1/8 
Maximum switch setting @ 18 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $625.00
314 AME-2000-2784 Ametek Gemco Rotary Limit Switch 
Part 2000-2784 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for normally open or closed circuits. 4 Screw Terminals 
NEMA 9 Die Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of the NEC Code for Class 1, Group D and Class 2 Groups E, F & G 
Color Red 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure 
Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
[Amazon] Dated 1/17 
(6LBS) H 4" L 8" W 5" Box
0 $677.00
315 AME-2000-2785 Ametek Gemco Rotary Limit Switch , P/N: AME-2000-2785 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Ratio Gear Ratio, the cam block rotates once every 30 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 
Non-Standard Cams Qty. 2, S84 75 Degree Cams & Qty. 1, S-68 54 Degree Cam 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,073.00
316 AME-2000-2788 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2788 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1250 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Double Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 8 Screw Terminals per switch 
Specially Engineered Cam Dwells allow switch contacts to be opened for 210 Degrees on one circuit and 90 degrees on the other. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon] 
[NSN 5930-01-566-4506]
0 $898.00
317 AME-2000-279B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
4000 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
Part AME-2000-279B 
(3LBS) H 4" L 8" W 4" Box 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
318 AME-2000-2813 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2813 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Includes Qty. 2, Special Dwell Cams Qty. 1, S85 @ 105 Degrees, Qty.1, S55 Standard Dwell @ 25 Degrees & Qty. 1, S68 @ 54 Degrees of Dwell  
1 to 1 Input Shaft Ratio, Every Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.025 Turns to Reset 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $309.00
319 AME-2000-281B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-281B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5333 to 1 Gear Ratio. Cams rotates 360 degrees every 5333 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
320 AME-2000-2843 Ametek Gemco Rotary Limit Switch 
Part AME-2000-2843 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
Like 2000-800 but with non standard dwell cams 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Special S86 Cams with 135 Degrees of Dwell 
1 to 1 Input Shaft Ratio 
1/2 Inch Diameter Main Shaft 
Which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
[Amazon] Dated 1/12 
(4LBS) H 5" L 6" W 4" Box
0 $298.42
321 AME-2000-28B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-28B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001, UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
3 $535.00
322 AME-2000-291B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-291B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio. Cams rotates 360 degrees every 2000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,437.00
323 AME-2000-292B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-292B 
aka 2000292B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1-19 
(3LBS) H 4" L 8" W 4" Box
0 $1,005.00
324 AME-2000-2982 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-2982 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
Special S.P.D.T. Micro Switches 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1 to 1 Input Shaft Ratio, Every Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance (4LBS) 1/14 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $872.00
325 AME-2000-299B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-299B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
2000 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1/18 
(6LBS) H 4" L 8" W 5"
0 $1,354.00
326 AME-2000-29B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-29B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-29B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O or N.C. Circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(3LBS) H 4" L 8" W 4" Box 
[1/2018] 
[1/2018]
0 $535.00
327 AME-2000-2B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-2B 
aka 20002B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
[Ships from Stock to 2 Weeks] 
[Updated 1-19] 
(3LBS) H 4" L 8" W 4" Box
6 $284.00
328 AME-2000-300B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-300B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $945.00
329 AME-2000-301B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-301B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Gear Ratio. Cams rotates 360 degrees every 300 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,034.00
330 AME-2000-3043 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3043 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches which can be wired for Normally Open or Normally Closed circuits # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
3 Non-Standard Cams with 75 or 285 Degrees of Dwell via N.C. or N.O. wired switches 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.025 Turns to Reset 
3/4 -14 N.P.T. Female Electrical Entrance 
(4LBS) 1/13 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $797.29
331 AME-2000-3045 Ametek Gemco Rotary Limit Switch like 2000-38B but has special dwell cams, P/N: AME-2000-3045 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Ratio Gear Ratio, the cam block rotates once every 10 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Special Cams allow switch contacts to be opened for 90 or 270 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/8th 
Maximum switch setting @ 9 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $238.00
332 AME-2000-3059 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3059 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
2 Standard Cams S005500 in switch positions 1 and 4 allow switch contacts to be opened for 25 or 335 Degrees 
2 Special Cams S0006800 in switch positions 2 and 3 allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/2  
Maximum switch setting @ 76 & 3/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $356.00
333 AME-2000-3062 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3062 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
300 to 1 Ratio Gear Ratio, the cam block rotates once every 300 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Double Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 8 Screw Terminals per switch 
Special S68 Cams allow switch contacts to be opened for 54 or 306 Degrees. Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Turns required to reset switch 6 & 1/2 
Maximum switch setting @ 265 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(5LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
1 $1,083.00
334 AME-2000-3068 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3068 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
Qty. 1, Standard Cam with 25 Degrees of Dwell 
Qty. 1, Special S69 Cam with 90 Degrees of Dwell 
D.P.D.T. Snap Action U.L. Listed Switches # 04537003 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 1.8, minimum 0.1, 0.050 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance (4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $582.00
335 AME-2000-3070 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3070 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. Form "C" 3 Screw Terminals. The common is shared by both contacts 
2 Custom Engineered Cams with 130 Degrees of Dwell  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 29 
Maximum switch setting @ 920 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $555.00
336 AME-2000-3071 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3071 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Ratio Gear Ratio, the cam block rotates once every 1000 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. Form "C" 3 Screw Terminals. The common is shared by both contacts 
1 Custom Engineered Cam with 200 Degrees of Dwell 
1 Custom Engineered Cam with 285 Degrees of Dwell  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 29 
Maximum switch setting @ 920 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 11/7 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $400.00
337 AME-2000-3077 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3077 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
2 Standard Cams in positions 1 and 4 allow switch contacts to be opened for 25 or 335 Degrees 
2 Optional Cams # S68 in positions 2 and 3 allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1/2 
Maximum switch setting @ 57 & 1/2 Turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $541.00
338 AME-2000-3082 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3082 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio, the cam block rotates once every 100 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 9 Rated Enclosure, Color Red 
Turns required to reset switch 3/4 
Maximum switch setting @ 94 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $638.00
339 AME-2000-3083 Ametek Gemco Rotary Limit Switch, like a 2000-16B but with Cast Iron Enclosure, P/N: AME-2000-3083 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio, the cam block rotates once every 100 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 3/4 
Maximum switch setting @ 94 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(11LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $880.00
340 AME-2000-3085 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3085 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Ratio Gear Ratio, the cam block rotates once every 50 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Larger Micro Switches  
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red with Taller cover for the Micro Switches 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/14 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,265.00
341 AME-2000-3086 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3086 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Larger Micro Switches  
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red with Taller cover for the larger switches 
Turns required to reset switch 1/2 
Maximum switch setting @ 57.50 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/15 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,290.00
342 AME-2000-3089 Ametek Gemco Rotary Limit Switch , P/N: AME-2000-3089 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Ratio Gear Ratio, the cam block rotates once every 30 turns of the main shaft 
3 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537004 Micro Switch 
Non-Standard Cams Qty. 2, S84 75 Degree Cams & Qty. 1, S-68 a 54 Degree Cam 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1/4 
Maximum switch setting @ 28 & 1/2 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $600.00
343 AME-2000-3095 Ametek Gemco Rotary Limit Switch 
Part 2000-3095 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Ratio Gear Ratio, the cam block rotates once every 40 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals 
Larger Micro Switches  
NEMA 4 Cast Aluminum Enclosure, Water Resistant 
Color Red with Taller cover for the larger switches 
Turns required to reset switch 1/2 
Maximum switch setting @ 38 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft 
Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
[Amazon] Dated 1/17 
(6LBS) H 4" L 8" W 5" Box
0 $1,342.00
344 AME-2000-30B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-30B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.C. or N.O. Circuits 
4 Screw Terminals per Switch, Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
[Ships in 2 Weeks] 
[Updated 1-19] 
(3LBS) H 4" L 8" W 4" Box
0 $535.00
345 AME-2000-3104 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3104 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Ratio Gear Ratio, the cam block rotates once every 40 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Larger Micro Switches  
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material with Taller Cover 
Turns required to reset switch 1/2 
Maximum switch setting @ 38 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/13 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $830.00
346 AME-2000-3105 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3105 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Ratio Gear Ratio, the cam block rotates once every 10 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special Dwell Cams S85, S68, S87, S71  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/16th 
Maximum switch setting @ 9.5 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 1/11 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $463.00
347 AME-2000-3106 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3106 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special Dwell Cams S69, S69, S70, S70  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/16th 
Maximum switch setting @ 9.5 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/11 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $463.00
348 AME-2000-3107 Ametek Gemco Rotary Limit Switch SPECIAL with 4, S70 180 Degree Cams, P/N: AME-2000-3107 
2000-848 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
0.0120 Turns to Reset 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $663.00
349 AME-2000-3108 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3108 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Ratio Gear Ratio, the cam block rotates once every 80 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Double Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 8 Screw Terminals per switch 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 9 Enclosure, Color Red 
Turns required to reset switch 1 & 3/4 
Maximum switch setting @ 75 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $861.00
350 AME-2000-3110 Ametek Gemco Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
Part AME-2000-3110 
4000 to 1 Ratio Gear Ratio 
2 Independently Adjustable Switches/ Circuits / Cams 
Double Pole Double Throw U.L. Listed Precision Snap Action Switches 
Special Dwell Cams, S68 54 Degree & S84 75 Degree of Dwell Cams  
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Maximum Operating Temperature 180 Degrees F 
[Amazon] 
(6LBS) H 3" L 8" W 5" Box
0 $1,609.00
351 AME-2000-3115 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3115 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Ratio Gear Ratio, the cam block rotates once every 500 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special S68 Cams allow switch contacts to be opened for 54 or 306 Degrees 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 1/11 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $462.00
352 AME-2000-3117 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3117 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio, the cam block rotates once every 100 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Special Dwell Cams in all 4 Circuits, # S0006800 with 54 degrees of dwell  
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1 & 1/2 
Maximum switch setting @ 56 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/12 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $677.00
353 AME-2000-3119 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3119 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Ratio Gear Ratio, the cam block rotates once every 5 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special Cams S84 allow switch contacts to be opened for 75 or 285 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1/16 
Maximum switch setting @ 4 & 3/4 Turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (3LBS) 1/11 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $463.00
354 AME-2000-3123 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3123 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Special Micro Switches with a Spacer Cover 
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1/8th 
Maximum switch setting @ 19 & 1/4 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/13 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,240.00
355 AME-2000-3130 Ametek Gemco Rotary Limit Switch 
Model 2000-3130 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Ratio Gear Ratio 
4, Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Special / Non Standard Dwell Cams, from the top to bottom of cam post 290, 240, 105 & 105 Degrees of Dwell  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft  
Maximum Operating Temperature 180 Degrees F 
1/2-14 American Standard Pipe Thread Entrance 
Ships in 2 to 3 Weeks 
Dated 5-19 
(6LBS) H 3" L 8" W 5" Box
0 $577.00
356 AME-2000-3131 Ametek Gemco Rotary Limit Switch 
Part 2000-3131 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio 
4, Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches 
Special / Non Standard Dwell Cams, from the top to bottom of cam post 240, 180, 90 & 90 Degrees of Dwell 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft  
Maximum Operating Temperature 180 Degrees F 
1/2-14 American Standard Pipe Thread Entrance 
Ships in 2 to 3 Weeks 
Dated 1-19 
(6LBS) H 3" L 8" W 5" Box
0 $554.00
357 AME-2000-3132 Ametek Gemco Geared Rotary Limit Switch 
Part AME-2000-3132 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 9 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Date 1/17 
(6LBS) H 4" L 8" W 4" Box
0 $678.00
358 AME-2000-3135 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3135 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Ratio Gear Ratio, the cam block rotates once every 50 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Larger Micro Switches  
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material, with Taller Cover 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/13 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $830.00
359 AME-2000-3137 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-3137 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Ratio Gear Ratio, the cam block rotates once every 50 turns of the main shaft 
4 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals. Larger Micro Switches  
Standard Cams allow switch contacts to be opened for 25 or 335 Degrees. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red with Taller cover for the Micro Switches 
Turns required to reset switch 1/2 
Maximum switch setting @ 47 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance (6LBS) 1/14 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $1,265.00
360 AME-2000-3145 Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-3145 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 9 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D and Class 2 Groups E,F & G Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon]
0 $788.21
361 AME-2000-31B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-31B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $880.00
362 AME-2000-32B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-32B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $880.00
363 AME-2000-33B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-33B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio. Cams rotates 360 degrees every 1000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $880.00
364 AME-2000-34B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-34B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, switch Part 04537001 UL Listed  
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
0 $966.00
365 AME-2000-35B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-35B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $966.00
366 AME-2000-36B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-36B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
1000 to 1 Gear Ratio. Cams rotates 360 degrees every 1000 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $966.00
367 AME-2000-38B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-38B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch, Switch Part 04537001, UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Addition Specifications available @ this link: 
http://www.gemcodirect.com/Products/Rotary%20Feedback/ 
Product available at Amazon.com and BrakeProducts.com 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
3 $284.00
368 AME-2000-39B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-39B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, SPDT / Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part AME-04537001 UL Listed  
NEMA 4 Cast Aluminum Enclosure, Weatherproof, Water Resistant, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/17 
(6LBS) H 4" L 6" W 4" Box 
[1/2018] 
[1/2018]
3 $627.00
369 AME-2000-3B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-3B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
[Updated 1-19] 
(3LBS) H 4" L 8" W 4" Box
5 $284.00
370 AME-2000-40B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-40B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio. Cams rotates 360 degrees every 10 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(6LBS) H 3.00" L 7.50" W 4.50" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $712.00
371 AME-2000-43B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-43B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio. Cams rotates 360 degrees every 100 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $640.00
372 AME-2000-47B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-47B 
aka 200047B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
2, Independent Circuits - Switches - Cams 
2, D.P.D.T. Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
8 Screw Terminals per Switch 
Switch Part 04537003, UL Listed 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Tempersture 180 Degrees F 
Dated 1-19 
(3LBS) H 4" L 8" W 4" Box
0 $640.00
373 AME-2000-4B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-4B 
aka 20004B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, SPDT, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuit 
4 Screw Terminals per 
UL Listed, Switch Part 04537001  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19 
(3LBS) H 4" L 8" W 4" Box
3 $284.00
374 AME-2000-54 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-54 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Ratio Gear Ratio, the cam block rotates once every 60 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 04537001 
Special Cams # S68 allow switch contacts to be opened for 54 or 306 Degrees. Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Turns required to reset switch 1 & 1/2 
Maximum switch setting @ 58 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $284.00
375 AME-2000-59 Ametek Gemco Rotary Limit Switch 
Part 2000-59 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Ratio Gear Ratio, the cam block rotates once every 100 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special Dwell Cams S68 with 54 Degrees of Dwell  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
Maximum switch setting @ 94 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread  
[Amazon] Dated 1/18 
(4LBS) H 4" L 8" W 5" Box
0 $295.00
376 AME-2000-5B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-5B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 1/18 
(3LBS) H 4" L 8" W 4" Box
3 $284.00
377 AME-2000-60B Ametek Gemco Geared Rotary Limit Switch 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
Part AME-2000-60B 
30 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
Switches 
2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] 1/17 
(6LBS) H 3" L 8" W 5" Box 
[1/2018] 
[1/2018]
0 $1,066.00
378 AME-2000-6B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-6B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001, UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1-19 
(3LBS) H 4" L 8" W 4" Box
6 $284.00
379 AME-2000-72B Ametek Gemco Rotary Limit Switch Engineered Part Number / Special Dwell Cams Like 2000-10B, P/N: AME-2000-72B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Ratio Gear Ratio, the cam block rotates once every 20 turns of the main shaft 
2 Independently Adjustable Switches/ Circuits / Cams 
Single Pole Double Throw U.L. Listed Precision Snap Action Switches which can be wired for normally open or closed circuits. 4 Screw Terminals 
Special S68 Cams with 54 Degrees of Dwell. Other cam dwells are available 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
Turns required to reset switch 1/8 
Maximum switch setting @ 18 turns 
Up to 1000 RPM Clock Wise or CCW 
1/2 Inch Diameter Input Shaft Extends 1 & 1/2 Inch from the Enclosure, Includes a Woodruff Keyway & # 404 Key 
Maximum Operating Temperature 180 Degrees F 
1/2 -14 American Standard Pipe Thread Entrance 
(6LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon]
0 $601.00
380 AME-2000-73B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-273B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Gear Ratio. Cams rotates 360 degrees every 500 revolutions of the input shaft 
3 Independently Adjustable Switches / Circuits / Cams 
Switches, 3, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] 
Dated 1/18 
(6LBS) H 3" L 8" W 5" Box
0 $640.00
381 AME-2000-75B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-75B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, DPDT / Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part AME-04537003 UL Listed 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
1 $640.00
382 AME-2000-77B Ametek Gemco Geared Rotary Limit Switch, P/N: AME-2000-77B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio. Cams rotates 360 degrees every 80 revolutions of the input shaft 
2 Independently Adjustable Switches / Circuits / Cams 
Switches, 2, Double Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
8 Screw Terminals per Switch Part 04537003 UL Listed 
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
(3LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $640.00
383 AME-2000-7B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-7B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio 
2 Independently Adjustable Switches / Circuits / Cams  
2 Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
1 $284.00
384 AME-2000-800 Ametek Gemco Rotary Limit Switch 
Part 2000-800 
Spur Gear Type 
For Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1 to 1 Input Shaft Ratio 
1/2 Inch Diameter Main Shaft 
Which Extends 1 & 1/2 Inch from Enclosure 
[Amazon] Dated 1/18 
Includes Keyway & a #404 Woodruff Key 
Dated 1/18 
(4LBS) H 5" L 6" W 4" Box
3 $275.00
385 AME-2000-801 Ametek Gemco Rotary Limit Switch 
Part 2000-801 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 4" Box
0 $323.00
386 AME-2000-802 Ametek Gemco Rotary Limit Switch 
Part 2000-802 Spur Gear Type 
For Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 4"
2 $323.00
387 AME-2000-803 Ametek Gemco Rotary Limit Switch 
Part 2000-803 
Spur Gear Type 
For Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches  
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(6LBS) H 4" L 8" W 5" Box
1 $323.00
388 AME-2000-804 Ametek Gemco Rotary Limit Switch 
Part 2000-804 
Spur Gear Type 
For Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches  
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 4" Box
2 $323.00
389 AME-2000-805 Ametek Gemco Rotary Limit Switch 
Part 2000-805 
Spur Gear Type 
For Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches # 04537003 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1 to 1 Input Shaft Ratio, Every 1 Turns of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 0.9, minimum 0.05, 0.025 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 4"
1 $427.00
390 AME-2000-806 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-806 
2000-806 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches # 04537003 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 0.9, minimum 0.05, 0.025 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) H 4.69" L 5.63" W 3.375" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $668.00
391 AME-2000-807 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-807 
2000-807 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches # 04537003 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 0.9, minimum 0.05, 0.025 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) H 4.69" L 5.63" W 3.375" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $668.00
392 AME-2000-808 Ametek Gemco Rotary Limit Switch 
Part 2000-808 
Spur Gear Type Switch 
For Ultra Sensitive Control of Small Increments of Motion 
2, Independent Circuit / Cams / Switches 
2, D.P.D.T. Snap Action U.L. Listed Switches Part AME-04537003 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
2 to 1 Input Shaft Gear Ratio 
Maximum Settings Between Limits 1.8 
Minimum Settings Between Limits 0.1 
Minimum Turns to Reset the Switch 0.50 
1/2 Inch Diameter Main Shaft 
Includes Keyway & a #404 Woodruff Key 
3/4-14 N.P.T. Electrical Entrance 
[Amazon] 1/18 
(4LBS) H 5" L 6" W 4" Box
0 $668.00
393 AME-2000-809 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-809 
2000-809 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches # 04537003 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 2.7, minimum 0.15, 0.075 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $668.00
394 AME-2000-810 Ametek Gemco Rotary Limit Switch 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1 to 1 Input Shaft Ratio, Every 1 Turns of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 2.7, minimum 0.15, 0.075 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
Part AME-2000-810 
(4LBS) H 6" L 8" W 6" Box 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $377.00
395 AME-2000-811 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-811 
2000-811 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 2.7, minimum 0.15, 0.075 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) H 4.69" L 5.63" W 3.375" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $427.00
396 AME-2000-812 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-812 
2000-812 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 2.7, minimum 0.15, 0.075 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) H 4.69" L 5.63" W 3.375" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $427.00
397 AME-2000-813 Ametek Gemco Rotary Limit Switch 
Part 2000-813 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
2 to 1 Input Shaft Ratio, Every 2 Turn of the Main Shaft Cam Rotates Once 
Maximum Turns to set the switch 2.7, minimum 0.15, 0.075 to reset the switch 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
Dated 1/18 
(4LBS) H 6" L 6" W 5" Box
0 $427.00
398 AME-2000-814 Ametek Gemco Rotary Limit Switch 
Part 2000-814 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches, Part 04537001 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
3 to 1 Input Shaft Ratio 
Maximum Turns to set the switch 2.7 
Minimum Turns 0.15 
0.075 to reset the switch 
1/2 Inch Diameter Main Shaft 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 5" Box
1 $427.00
399 AME-2000-815 Ametek Gemco Rotary Limit Switch 
Part 2000-815 
Spur Gear Type 
For Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1 to 1 Input Shaft Ratio, Every Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.025 Turns to Reset the Switch 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 4" Box
1 $495.00
400 AME-2000-816 Ametek Gemco Rotary Limit Switch 
Part 2000-816 
Spur Gear Type 
For Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1 to 1 Input Shaft Ratio, Every Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.0120 Turns to Reset 
3/4 -14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 4" Box
1 $545.00
401 AME-2000-817 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-817 
2000-817 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
1 to 1 Input Shaft Ratio, Every Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.008 Turns to Reset 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) H 4.69" L 5.63" W 3.375" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
1 $545.00
402 AME-2000-818 Ametek Gemco Rotary Limit Switch 
Part 2000-818 
Spur Gear Type Drive 
For Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches  
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
2 to 1 Input Shaft Ratio, Every Two Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.0120 Turns to Reset 
0.050 Turns to Reset 
3/4-14 N.P.T. Electrical Entrance 
[Amazon] Dated 1/18 
(4LBS) H 5" L 6" W 4" Box
1 $545.00
403 AME-2000-819 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-819 
2000-819 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.075 Turns to Reset 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) H 4.69" L 5.63" W 3.375" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $545.00
404 AME-2000-820 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-820 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 1 times for every revolution of the main shaft 
Two SPDT Switches. Basic Switch Data see symbol A page 12 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $902.00
405 AME-2000-821 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-821 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 2 times for every revolution of the main shaft 
Two SPDT Switches. Basic Switch Data see symbol A page 12 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $902.00
406 AME-2000-822 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-822 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 3 times for every revolution of the main shaft 
Two SPDT Switches. Basic Switch Data see symbol A page 12 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $902.00
407 AME-2000-823 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-823 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 1 times for every revolution of the main shaft 
Two DPDT Switches. Basic Switch Data see symbol B page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,247.00
408 AME-2000-824 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-824 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 2 times for every revolution of the main shaft 
Two DPDT Switches. Basic Switch Data see symbol B page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,247.00
409 AME-2000-825 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-825 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 3 times for every revolution of the main shaft 
Two DPDT Switches. Basic Switch Data see symbol B page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,247.00
410 AME-2000-826 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-826 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 1 times for every revolution of the main shaft 
Three SPDT Switches. Basic Switch Data see symbol C page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
411 AME-2000-827 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-827 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 2 times for every revolution of the main shaft 
Three SPDT Switches. Basic Switch Data see symbol C page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
412 AME-2000-828 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-828 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 3 times for every revolution of the main shaft 
Three SPDT Switches. Basic Switch Data see symbol C page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,005.00
413 AME-2000-829 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-829 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 1 times for every revolution of the main shaft 
Four SPDT Switches. Basic Switch Data see symbol C page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,126.00
414 AME-2000-830 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-830 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 2 times for every revolution of the main shaft 
Four SPDT Switches. Basic Switch Data see symbol C page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,126.00
415 AME-2000-831 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-831 
Spur Gear Type with Potentiometer 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Gray 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block 
The Potentiometer turns 3 times for every revolution of the main shaft 
Four SPDT Switches. Basic Switch Data see symbol C page 13 
All the potentiometers are rated at 2 Watts, linear taper 
The Potentiometer is available with many different resistance values. OHMS of resistance from 1 to 20K . 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10 or 20K 
Unique mounting features permit the switch to be mounted in any of 3 different positions. Mounting holes are independent of the enclosure cover 
(4LBS) H 4.00" L 8.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,126.00
416 AME-2000-832 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-832 
2000-832 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1 to 1 Input Shaft Ratio, Every 1 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $621.00
417 AME-2000-833 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-833 
2000-833 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $671.00
418 AME-2000-834 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-834 
2000-832 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/32 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $671.00
419 AME-2000-835 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-835 
2000-835 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $671.00
420 AME-2000-836 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-836 
2000-836 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $671.00
421 AME-2000-837 Ametek Gemco Rotary Limit Switch 
Part 2000-837 
Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1 to 1 Input Shaft Ratio 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
Ships from Stock to 2 Weeks 
Dated 1-19 
(5LBS) H 6" L 10" W 8" Box
1 $931.00
422 AME-2000-838 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-838 
2000-837 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $983.00
423 AME-2000-839 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-839 
2000-839 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $983.00
424 AME-2000-840 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-840 
2000-840 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $983.00
425 AME-2000-841 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-841 
2000-840 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $983.00
426 AME-2000-842 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-842 
2000-842 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1 to 1 Input Shaft Ratio, Every 1 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $671.00
427 AME-2000-843 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-843 
2000-843 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $719.00
428 AME-2000-844 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-844 
2000-844 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $719.00
429 AME-2000-845 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-845 
2000-845 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $719.00
430 AME-2000-846 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-846 
2000-846 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(5LBS) H 5.00" L 6.00" W 4.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $719.00
431 AME-2000-847 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-847 
2000-847 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1 to 1 Input Shaft Ratio, Every Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.025 Turns to Reset the Switch 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 5.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
2 $732.00
432 AME-2000-848 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-848 
2000-848 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
0.0120 Turns to Reset 
3/4 -14 N.P.T. Electrical Entrance 
(4LBS) 
(6LBS) H 3" L 7.5" W 4.5" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $782.00
433 AME-2000-849 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-849 
2000-849 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.025 Turns to Reset the Switch 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 5.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $782.00
434 AME-2000-850 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-850 
2000-850 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.025 Turns to Reset the Switch 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 5.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $782.00
435 AME-2000-851 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-851 
2000-851 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuits / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537004 
Basic Switch Data see Table 2 Symbol C on Page 13 
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Color Red 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft the Cam Block Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from the Enclosure 
Includes Woodruff Keyway & a #404 Woodruff Key 
0.025 Turns to Reset the Switch 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 5.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
4 $782.00
436 AME-2000-852 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-852 
Spur Gear Type with Potentiometer 
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block & the Potentiometer 
Two SPDT Switches. Basic Switch Data see symbol A page 13 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
The mounting holes are independent of the enclosure cover 
(6LBS) H 6.00" L 8.00" W 6.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,249.00
437 AME-2000-853 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-853 
Spur Gear Type with Potentiometer 
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Input Shaft to Potentiometer Ratio is 1 to 2 
Two SPDT Switches. Basic Switch Data see symbol A page 13 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
The mounting holes are independent of the enclosure cover 
(6LBS) H 6.00" L 8.00" W 6.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,249.00
438 AME-2000-854 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 100 OHM , P/N: AME-2000-854 
2 Circuit / Cam / Switches 
SPDT Switches, Single Pole Double Throw, Basic Switch Data Symbol "A" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 3 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams, 25 or 335 Degree 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 6.00" L 8.00" W 6.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,249.00
439 AME-2000-855 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 BUSH MT 100 OHM Spectraol 132, P/N: AME-2000-855 
2 Circuit / Cam / Switches 
DPDT Switches, Double Pole Double Throw, Basic Switch Data Symbol "B" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 1 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams with 25 or 335 Degrees of Dwell, NO / NC 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 6.00" L 8.00" W 6.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,565.00
440 AME-2000-856 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 BUSH MT 100 OHM Spectraol 132, P/N: AME-2000-856 
2 Circuit / Cam / Switches 
DPDT Switches, Double Pole Double Throw, Basic Switch Data Symbol "B" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 2 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams with 25 or 335 Degrees of Dwell, NO / NC 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 6.00" L 8.00" W 6.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,565.00
441 AME-2000-857 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 BUSH MT 100 OHM Spectraol 132, P/N: AME-2000-857 
2 Circuit / Cam / Switches 
DPDT Switches, Double Pole Double Throw, Basic Switch Data Symbol "B" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
3 to 1 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams with 25 or 335 Degrees of Dwell, NO / NC 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 6.00" L 8.00" W 6.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,565.00
442 AME-2000-858 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 100 OHM , P/N: AME-2000-858 
3 Circuit / Cam / Switches 
SPDT Switches, Single Pole Double Throw, Basic Switch Data Symbol "A" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 1 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams, 25 or 335 Degree 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,289.00
443 AME-2000-859 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 100 OHM , P/N: AME-2000-859 
3 Circuit / Cam / Switches 
SPDT Switches, Single Pole Double Throw, Basic Switch Data Symbol "A" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 2 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams, 25 or 335 Degree 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,289.00
444 AME-2000-860 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 100 OHM , P/N: AME-2000-860 
3 Circuit / Cam / Switches 
SPDT Switches, Single Pole Double Throw, Basic Switch Data Symbol "A" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 3 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams, 25 or 335 Degree 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,289.00
445 AME-2000-861 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 100 OHM , P/N: AME-2000-861 
4 Circuit / Cam / Switches 
SPDT Switches, Single Pole Double Throw, Basic Switch Data Symbol "C" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 1 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams, 25 or 335 Degree 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,361.00
446 AME-2000-862 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 100 OHM , P/N: AME-2000-862 
4 Circuit / Cam / Switches 
SPDT Switches, Single Pole Double Throw, Basic Switch Data Symbol "C" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 2 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams, 25 or 335 Degree 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,361.00
447 AME-2000-863 Ametek Gemco Limit Switch. Series 2000 Spur Gear Type Rotary Limit Switch with Potentiometer 04516086 100 OHM , P/N: AME-2000-863 
4 Circuit / Cam / Switches 
SPDT Switches, Single Pole Double Throw, Basic Switch Data Symbol "C" page 13 
0.9 Degree of a Turn Maximum setting between settings 
0.05 Degree of a Turn Minimum setting between settings 
0.025 Degree of a Turn to Reset the Switch 
1 to 1 Ratio, Spur Gear Ratio, Cam bock turns once every revolution of the main shaft 
1 to 3 Potentiometer Ratio. Potentiometers are rated @ 2 Watts, Linear Taper 
Standard Cams, 25 or 335 Degree 
1/2 Inch Diameter Output Shaft with a No 404 Woodruff Key & Keyway  
NEMA 4 Cast Aluminum Enclosure, Gasketed, Water Resistant, Color Red 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,361.00
448 AME-2000-864 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-864 
2000-864 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1 to 1 Input Shaft Ratio, Every 1 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $698.00
449 AME-2000-865 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-865 
2000-864 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $747.00
450 AME-2000-866 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-866 
2000-866 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $747.00
451 AME-2000-867 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-867 
2000-866 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $747.00
452 AME-2000-868 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-868 
2000-867 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches # 04537001 & 04537002 
Basic Switch Data see Table 2 Symbol A on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
3 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $747.00
453 AME-2000-869 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-869 
2000-869 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,040.00
454 AME-2000-870 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-870 
2000-870 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,090.00
455 AME-2000-871 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-871 
2000-871 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,090.00
456 AME-2000-872 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-872 
2000-872 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,090.00
457 AME-2000-873 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-873 
2000-873 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
2 Independent Circuit / Cams / Switches 
D.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol B on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,090.00
458 AME-2000-874 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-874 
2000-874 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1 to 1 Input Shaft Ratio, Every 1 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $768.00
459 AME-2000-875 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-875 
2000-875 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $817.00
460 AME-2000-876 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-876 
2000-876 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $817.00
461 AME-2000-877 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-877 
2000-877 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $817.00
462 AME-2000-878 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-878 
2000-878 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
3 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $817.00
463 AME-2000-879 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-879 
2000-879 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1 to 1 Input Shaft Ratio, Every 1 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $837.00
464 AME-2000-880 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-880 
2000-880 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/2 to 1 Input Shaft Ratio, Every 1/2 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $888.00
465 AME-2000-881 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-881 
2000-881 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
1/3 to 1 Input Shaft Ratio, Every 1/3 Turn of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $888.00
466 AME-2000-882 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-882 
2000-882 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
2 to 1 Input Shaft Ratio, Every 2 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $888.00
467 AME-2000-883 Ametek Gemco 2000 RCLS; Product line: 2000 SpurAmetek Gemco Rotary Limit Switch, P/N: AME-2000-883 
2000-883 Spur Gear Type for Ultra Sensitive Control of Small Increments of Motion 
4 Independent Circuit / Cams / Switches 
S.P.D.T. Snap Action U.L. Listed Switches 
Basic Switch Data see Table 2 Symbol "C" on Page 13 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
3 to 1 Input Shaft Ratio, Every 3 Turns of the Main Shaft Cam Rotates Once 
1/2 Inch Diameter Main Shaft which Extends 1 & 1/2 Inch from Enclosure 
Includes Keyway & a #404 Woodruff Key 
3/4 -14 N.P.T. Electrical Entrance 
(6LBS) H 8.00" L 6.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $888.00
468 AME-2000-884 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-884 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Main Shaft to the Cam Block & the Potentiometer 
Two SPDT Switches. Basic Switch Data see symbol A page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,325.00
469 AME-2000-885 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-885 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear ratio from Input Shaft to the Potentiometer 2 to 1 
Two SPDT Switches. Basic Switch Data see symbol A page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(4LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,325.00
470 AME-2000-886 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-886 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear ratio from Input Shaft to the Potentiometer 3 to 1 
Two SPDT Switches. Basic Switch Data see symbol A page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,325.00
471 AME-2000-887 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-887 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 1 to 1 
Two DPDT Switches. Basic Switch Data see symbol "B" page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(4LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,673.00
472 AME-2000-888 Ametek Gemco Rotary Limit Switch 
Part 2000-888 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 2 to 1 
Two DPDT Switches. Basic Switch Data see symbol "B" page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
[Amazon] Dated 1/18 
(6LBS) H 5" L 8" W 5" Box
0 $1,673.00
473 AME-2000-889 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-889 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 3 to 1 
Two DPDT Switches. Basic Switch Data see symbol "B" page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,673.00
474 AME-2000-890 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-890 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 1 to 1 
Three SPDT Switches. Basic Switch Data see symbol "C" page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,398.00
475 AME-2000-891 Ametek Gemco Rotary Limit Switch 
Part 2000-891 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 2 to 1 
Three SPDT Switches. Basic Switch Data see symbol "C" page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
Dated 1/18 
(6LBS) H 5" L 8" W 5" Box
0 $1,398.00
476 AME-2000-892 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-892 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 3 to 1 
Three SPDT Switches. Basic Switch Data see symbol "C" page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,398.00
477 AME-2000-893 Ametek Gemco Rotary Limit Switch, P/N: AME-2000-893 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations. Designed to meet the requirements of NEC code for Class 1, Group D, Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 1 to 1 
Four SPDT Switches. Basic Switch Data see symbol "C" page 12 
Potentiometers are rated at 2 Watts  
Many resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
(6LBS) H 5.00" L 8.00" W 5.00" 
[Amazon] 
[1/2017] 
[1/2018] 
[1/2018]
0 $1,467.00
478 AME-2000-894 Ametek Gemco Rotary Limit Switch 
Part 2000-894 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 1 to 1 
Four S.P.D.T., Switches. Basic Switch Data see symbol "C" page 12 
Potentiometers are rated at 2 Watts  
Other resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
Dated 1/18 
(6LBS) H 5" L 8" W 5" Box
0 $1,467.00
479 AME-2000-895 Ametek Gemco Rotary Limit Switch 
Part 2000-895 
Spur Gear Type with Potentiometer 
NEMA 7 Cast Aluminum Enclosure for Hazardous Locations 
Designed to meet the requirements of NEC code for Class 1, Group D 
Color Red 
Gear Ratio is 1 to 1 from the Input Shaft to the Cam Block 
Gear Ratio from Input Shaft to the Potentiometer 3 to 1 
Four S.P.D.T. Switches. Basic Switch Data see symbol "C" page 12 
Potentiometers are rated at 2 Watts  
Other resistance values are available  
Unique mounting features permit the switch to be mounted in any of 3 different positions 
Mounting holes are independent of the enclosure cover 
Dated 1/18 
(6LBS) H 5" L 8" W 5" Box
0 $1,467.00
480 AME-2000-89B Ametek Gemco Geared Rotary Limit Switch 
Model 2000-89B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 3" L 8" W 4" Box
2 $517.00
481 AME-2000-8B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-8B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Dated 1/18 
(3LBS) H 4" L 8" W 4" Box
4 $284.00
482 AME-2000-90B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-90B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
10 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams / Switches 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for a N.O. or N.C. Circuit 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 3" L 8" W 4" Box
1 $517.00
483 AME-2000-91B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-91B 
aka 200019B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
20 to 1 Gear Ratio 
4 Independently Adjustable Switches / Circuits / Cams / Switches 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch Part 
Switch Part 04537001, UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19 
(3LBS) H 3" L 8" W 4" Box
15 $517.00
484 AME-2000-92B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-92B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
30 to 1 Gear Ratio 
4 Independently Adjustable Switches / Circuits / Cams 
Switches 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 3" L 8" W 4" Box
0 $517.00
485 AME-2000-93B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-93B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
40 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, S.P.D.T., Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18
1 $517.00
486 AME-2000-94B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-94B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
50 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
Switches 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] 1/18 
(3LBS) H 3" L 8" W 4" Box
4 $517.00
487 AME-2000-95B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-95B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
60 to 1 Gear Ratio 
Qty. 4, Independent, Position Adjustable Circuits / Switches Cams 
Qty. 4, SPDT, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part AME-04537001 UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
Ships from Stock to 2 Weeks 
Dated 1-19 
(3LBS) H 3" L 8" W 4" Box
3 $517.00
488 AME-2000-96B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-96B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
80 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch 
Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure 
Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Max Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 3" L 8" W 4" Box
1 $517.00
489 AME-2000-97B Ametek Gemco Geared Rotary Limit Switch 
Model 2000-97B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
100 to 1 Gear Ratio 
4, Independently Adjustable Switches / Circuits / Cams 
4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temp 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 3" L 8" W 4" Box
1 $517.00
490 AME-2000-98B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-98B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
250 to 1 Gear Ratio. Cams rotates 360 degrees every 250 revolutions of the input shaft 
4 Independently Adjustable Switches / Circuits / Cams 
Switches, 4, Single Pole Double Throw Precision Snap Action Switches 
Which can be wired for normally open or closed circuits 
4 Screw Terminals per Switch Part 04537001 UL Listed  
Standard Dwell Cams allow switch contacts to be open or closed 25 or 335 degrees 
Other cam dwells are available 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant, Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] Dated 1/18 
(3LBS) H 3" L 8" W 4" Box
0 $773.00
491 AME-2000-99B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-99B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
500 to 1 Ratio Gear Ratio 
4, Independently Adjustable,Circuits / Switches / Cams 
S.P.D.T., Single Pole Double Throw, U.L. Listed Precision Snap Action Switches 
Can be wired for N.O or N.C. Circuits 
4 Screw Terminals 
NEMA 1 & 12 Enclosure, Gasketed, Dust Resistant 
Color Blue, Fibralloy Material 
1/2 Inch Diameter Input Shaft 
Includes a Woodruff Key & Keyway 
Maximum Temperature 180 Degrees F 
Dated 1/18 
1/2 -14 American Standard Pipe Thread Entrance 
(3LBS) H 3" L 8" W 4" Box
0 $773.00
492 AME-2000-9B Ametek Gemco Geared Rotary Limit Switch 
Part 2000-9B 
Series 2000 Worm Gear Type with Bronze Gears & Steel Cams 
5 to 1 Gear Ratio 
2, Independently Adjustable Switches / Circuits / Cams 
2, S.P.D.T. Switches, Single Pole Double Throw Precision Snap Action Switches 
Can be wired for N.O. or N.C. Circuits 
4 Screw Terminals per Switch, Switch Part 04537001, UL Listed  
NEMA 4 Cast Aluminum Enclosure, Water Resistant, Weather Resistant 
Color Red 
1/2 Inch Diameter Input Shaft 
Includes Woodruff Key and Keyway 
Maximum Temperature 180 Degrees F 
[Amazon] 
[Updated 1/19] 
(6LBS) H 4" L 8" W 5" Box
0 $627.00
 

 

 

 

 

 

 

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Application Notes

Application Notes
 
Check-out application notes compiled using real-life situations our clients have efficiently resolved using various Gemco products, in these application areas:
 
  • Cranes
  • Battery Manufacturing
  • Fiberglass Winders
  • Hydraulic Cylinders
  • Crusher/Baler
  • Stretch Hooding Machine
  • Electric Arc Furnace Cover
  • And more
PLS, PLC and Network Modules

PLS, PLC and Network Modules
 
  • 1746 LDT Interface Card
  • 1989 Quik-Set III Multi-Turn PLS
  • 1990DN DeviceNet Resolver
     Interface Module
  • 1991 Quik-Set IV UHS PLS
  • 1992 Press Set
  • 1995A/B/E/L Micro-Set PLS
  • 1996 Ram Set
  • 2110 Shut Height Monitor
  • 2120 PLC Interface Module
  • 2500 High Speed PLS
 
Rotary Feedback

Rotary Limit Switches, Position Sensors, Resolvers, Encoders
 
  • 1950 Precision Snap Switches
  • 1970 Drive-Chek Control
  • 1980 Rotating Cam Limit Switch
  • 1980R Rotating Cam Limit
     Switch with Resolver
  • 1983 Optical Limit Switch
  • 1986A standard foot mount
  • 1986B 2.25" sqr flange mount
  • 1986C 2.06" sqr flange mount
  • 1986D 2.50" dia face mount
  • 1986DN DeviceNet resolver
  • 1986E 100mm face mount
  • 1986G square flange mount
  • 1986GG multi-turn dual
  • 1986I 4.00" round face mount
  • 1986F standard block style
  • 1986H servo mount resolver
  • 1986MD mill duty housing
  • 1986XP explosion proof
  • 1997 Gate Hoist Rotating Cam
     Limit Switch, Designed to
     Meet Specifications of The
     Corps of Engineers

  • 2000 RLS
  • 2006 RLS
  • 3001 Adjustable Couplings
Linear Feedback

Linear Displacement Transducers
 
  • 925 Linear Cable Reel Sensor
  • 950IS Intrinsically Safe LDT
  • 950MD Mill Duty Housing LDT
  • 952 BlueOx LDT
  • 953A/D/SSI VMAX LDT
  • 953N ReadyLink EtherNet/IP
    LDT with RapidRecall
  • 955 eBrik
  • 955A BRIK Gen III LDT
  • 955C/CA/CD/CDQ BRIK Gen III
  • 955D BRIK Gen III LDT
  • 955DQ BRIK Gen III LDT
  • 955LC BRIK LDT
  • 955S Smart BRIK LDT
  • 955 BRIK Accessories
  • 956 BLOK Housing Option
  • 956S BLOK LDT
  • 957N ReadyLink EtherNet/IP
    LDT with RapidRecall
  • 957A, D & SSI Brik LDT
  • 957A/D/SSI BRIK LDT
    Accessories
  • Rod Style LDT Accessories
  • LDT Magnets, Cables,
    Accessories and Parts
  • 958A Embedded LDT
Other Measurements

Other Measurements
 
  • 6012/6013 Electrode
    Holders/Electrodes
  • 7010 Tilt Switch Float
  • 7014 Unifloat
  • 7100 Leak Detect Stik
  • 7230 HT Digital Probe
  • 7250 Digital Stik
  • 7330 Pro-Stik II
Press Safety Products

Press Safety Products
 
  • 1999 Semelex II Safetimeter
  • 1025 Foot and Palm Switches
 
Gemco Industrial Brakes

Gemco Industrial Brakes
 
Electro-Thrust Brakes (ET)
   - Thrust Shoe Brakes
Hydraulic Brakes (H, HM)
   - Hydraulic Shoe Brakes
   - Replacement Parts
Magnetic Brakes (TM)
   - Magnetic DC Shoe Brakes
   - Replacement Parts
Solenoid Brakes (CB)
   - Solenoid AC Shoe Brakes
Control Relays

Control Relays
 
  • 1500 Induction Style Relay
  • 5200 Solid State Relay
  • 5400 Plug In Style Solid State
    Relay
  • 5600 Solid State Relay
  • 8040 Standard Control and
    Alarm Panel
  • Motogard - Over-Temperature
    Protection
Frequently Requested Quotations

Frequently Requested Quotations
 
  • Actuating Cylinder
  • Hydraulic Shoe Brakes
  • Solenoid DC Shoe Brakes
  • Solenoid AC Shoe Brakes
  • Various Replacement Parts
  • 1950 Series Snap Switches
  • And more
 
This web site is owned and operated by Brake Products, Inc.
Brake Products, Inc.   16751 Hilltop Park Place
  Chagrin Falls, Ohio 44023
  Phone: (440) 543-7962
  Fax:     (440) 543-7963
  Web:   www.brakeproducts.com
  Email: sales@brakeproducts.com
  Federal ID #: 34-1473351
  CAGE Code: 1QTP8
  DUNS# 14-748-2392
  Download: Form W-9
Supplier of Industrial Brake Parts Since 1985