Choosing an Electrical Switch
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Snap-Acting Switches









Open and close circuits in a snap. These switches actuate quickly to minimize arcing and prevent contacts from sticking. They’re often used to indicate that an appliance or enclosure door is open. You can also use them inside limit, pressure, and temperature switches.
Switches with a plunger actuator require a push to actuate, similar to a button.
Switches with a roller plunger or cross roller plunger actuator have a roller that moves when an object pushes the actuator. This reduces friction to limit wear and tear on your switch. On cross roller plungers, the roller moves perpendicular to the housing.
Switches with a lever actuator have an arm that extends to give them a larger actuation area than switches with a plunger actuator.
Switches with a roller lever actuator combine the larger actuation area of a standard lever with a smooth gliding roller actuator. They minimize friction to limit wear and tear on your switch.
Switches with a wobble stick actuator have a flexible arm that can actuate from any direction.
Plastic covers (sold separately) are compatible with switches with screw terminals. They fit over the bottom of the switch to prevent contact with live terminals.
Switches | ||||||||||||||||||
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Housing | Plastic Covers | |||||||||||||||||
No. of Circuits Controlled | Switch Starting Position | Switch Action | Industry Designation | Switching Current @ Voltage | Max. Voltage | Horsepower @ Switching Voltage | Operating Temp. Range, °F | Actuator Ht. | No. of Terminals | Lg. | Ht. | Dp. | Lever Lg. | Each | Each | |||
Plunger Actuator Style | ||||||||||||||||||
With Quick-Disconnect Terminals | ||||||||||||||||||
A | 1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | __ | -67° to 185° | 0.05" | 2 | 1.94" | 0.83" | 0.69" | __ | 00000000 | 000000 | 000000 | 00 |
A | 1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | __ | -67° to 185° | 0.05" | 2 | 1.94" | 0.83" | 0.69" | __ | 00000000 | 00000 | 000000 | 00 |
With Screw Terminals | ||||||||||||||||||
A | 1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 0.1" | 2 | 1.94" | 0.94" | 0.69" | __ | 00000000 | 00000 | 0000000 | 00000 |
A | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 257° | 0.05" | 3 | 1.94" | 0.94" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
A | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 257° | 0.1" | 3 | 1.94" | 0.94" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
A | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 25 A @ 125 V AC | 480V AC | 1 hp @ 125 V AC, 2 hp @ 250 V AC | -67° to 185° | 0.1" | 3 | 1.94" | 0.94" | 0.69" | __ | 000000 | 00000 | 0000000 | 0000 |
B | 1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 0.54" | 2 | 1.94" | 0.78" | 0.69" | __ | 00000000 | 00000 | 0000000 | 0000 |
B | 1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 0.45" | 2 | 1.94" | 0.8" | 0.69" | __ | 00000000 | 00000 | 0000000 | 0000 |
B | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 25 A @ 125 V AC | 250V AC | 1 hp @ 125 V AC, 2 hp @ 250 V AC | -67° to 185° | 0.49" | 3 | 1.94" | 0.95" | 0.69" | __ | 000000 | 00000 | 0000000 | 0000 |
With Tab Terminals | ||||||||||||||||||
A | 1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | __ | -67° to 185° | 0.05" | 2 | 1.94" | 0.83" | 0.69" | __ | 00000000 | 00000 | 000000 | 00 |
Plunger Actuator Style for 1/2" Panel Cutout Dia. | ||||||||||||||||||
With Screw Terminals | ||||||||||||||||||
C | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 0.9" | 3 | 1.94" | 0.95" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
C | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 0.9" | 3 | 1.94" | 0.95" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
Roller Plunger Actuator Style for 1/2" Panel Cutout Dia. | ||||||||||||||||||
With Screw Terminals | ||||||||||||||||||
D | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 1.4" | 3 | 1.94" | 0.95" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
D | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 1.4" | 3 | 1.94" | 0.95" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
Cross Roller Plunger Actuator Style for 1/2" Panel Cutout Dia. | ||||||||||||||||||
With Screw Terminals | ||||||||||||||||||
E | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 1.4" | 3 | 1.94" | 0.95" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
E | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 250° | 1.4" | 3 | 1.94" | 0.95" | 0.69" | __ | 0000000 | 00000 | 0000000 | 0000 |
Lever Actuator Style | ||||||||||||||||||
With Screw Terminals | ||||||||||||||||||
F | 1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 0.65" | 2 | 1.94" | 0.93" | 0.69" | 4.9" | 00000000 | 00000 | 0000000 | 0000 |
F | 1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 0.72" | 2 | 1.94" | 0.87" | 0.69" | 2.9" | 00000000 | 00000 | 0000000 | 0000 |
F | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 0.2" | 3 | 1.94" | 0.95" | 0.69" | 2.5" | 0000000 | 00000 | 0000000 | 0000 |
F | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 0.17" | 3 | 1.94" | 0.95" | 0.69" | 2.5" | 0000000 | 00000 | 0000000 | 0000 |
F | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 25 A @ 125 V AC | 250V AC | 1 hp @ 125 V AC, 2 hp @ 250 V AC | -67° to 185° | 0.2" | 3 | 1.94" | 0.95" | 0.69" | 2.5" | 000000 | 00000 | 0000000 | 0000 |
Roller Lever Actuator Style | ||||||||||||||||||
With Quick-Disconnect Terminals | ||||||||||||||||||
G | 1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 1 A @ 125 V AC | 250V AC | __ | -67° to 185° | 0.6" | 2 | 1.94" | 0.88" | 0.69" | 1" | 00000000 | 00000 | 000000 | 00 |
With Screw Terminals | ||||||||||||||||||
G | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 0.64" | 3 | 1.94" | 0.95" | 0.69" | 1" | 0000000 | 00000 | 0000000 | 0000 |
G | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 0.62" | 3 | 1.94" | 0.95" | 0.69" | 1" | 0000000 | 00000 | 0000000 | 0000 |
G | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 25 A @ 125 V AC | 480V AC | 1 hp @ 125 V AC, 2 hp @ 250 V AC | -67° to 185° | 0.75" | 3 | 1.94" | 0.95" | 0.69" | 1" | 000000 | 00000 | 0000000 | 0000 |
H | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 0.64" | 3 | 1.94" | 0.95" | 0.69" | 1.9" | 0000000 | 00000 | 0000000 | 0000 |
H | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 20 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 2 hp @ 250 V AC | -67° to 185° | 0.64" | 3 | 1.94" | 0.95" | 0.69" | 1.9" | 0000000 | 00000 | 0000000 | 0000 |
H | 1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 25 A @ 125 V AC | 480V AC | 1 hp @ 125 V AC, 2 hp @ 250 V AC | -67° to 185° | 1" | 3 | 1.94" | 0.95" | 0.69" | 1.9" | 000000 | 00000 | 0000000 | 0000 |
Wobble Stick Actuator Style | ||||||||||||||||||
With Wire Leads | ||||||||||||||||||
J | 1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 2.93" | 2 | 1.94" | 1.38" | 0.69" | __ | 00000000 | 000000 | 000000 | 00 |
J | 1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 480V AC 250V DC | 1/4 hp @ 250 V AC | -67° to 185° | 3.93" | 2 | 1.94" | 1.38" | 0.69" | __ | 00000000 | 000000 | 000000 | 00 |
Miniature Snap-Acting Switches




Smaller than standard snap-acting switches, these switches trigger actions in tight spaces. They’re used in components as small as computer mice and engine restart switches. They open and close circuits faster than other switches, preventing contacts from sticking by reducing the time that they're near one another. These switches also minimize the chance of arcing, so electricity won’t jump across contacts.
Switches with a plunger actuator send a signal when the actuator is pushed directly downward. They have the smallest actuator of the actuators here, reducing the risk of accidental switching.
Switches with a lever actuator have a larger surface area than switches with a plunger actuator and can be pushed down by front-to-back movement, so they require less precision to activate.
Switches with a roller lever actuator combine the larger actuation area of a standard lever with a smooth gliding roller actuator. They minimize friction to limit wear and tear on your switch.
Switches with a simulated roller lever actuator have a curved arm that can be pressed down for actuation by forward, backward, and repeated back-and-forth movement.
Housing | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Circuits Controlled | Switch Starting Position | Switch Action | Industry Designation | Switching Current @ Voltage | Max. Voltage | Horsepower @ Switching Voltage | Operating Temp. Range, °F | Actuator Ht. | No. of Terminals | Lg. | Ht. | Dp. | Lever Lg. | Each | |
Plunger Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 00000000 | 00000 |
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 00000000 | 0000 |
1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 00000000 | 0000 |
1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 00000000 | 0000 |
1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 20 A @ 277 V AC | 277V AC | 2 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 00000000 | 0000 |
1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 25 A @ 277 V AC | 277V AC | 2 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 00000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC | 125V AC | __ | -40° to 180° | 0.11" | 3 | 1.1" | 0.63" | 0.4" | __ | 00000000 | 0000 |
Lever Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.14" | 2 | 1.1" | 0.63" | 0.4" | 0.5" | 00000000 | 0000 |
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.31" | 2 | 1.1" | 0.63" | 0.4" | 2" | 00000000 | 0000 |
1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.14" | 2 | 1.1" | 0.63" | 0.4" | 0.5" | 00000000 | 00000 |
1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.26" | 2 | 1.1" | 0.63" | 0.4" | 1.4" | 00000000 | 0000 |
Roller Lever Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 On (Normally Closed) | Springs Back (Momentary) | SPST-NC | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.34" | 2 | 1.1" | 0.63" | 0.4" | 0.5" | 00000000 | 0000 |
Simulated Roller Lever Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.41" | 3 | 1.1" | 0.63" | 0.4" | 0.7" | 00000000 | 0000 |
Light-Touch Miniature Snap-Acting Switches





Smaller and more sensitive than standard snap-acting switches, these switches fit in tight spaces and actuate from light pressure. Snap-acting switches quickly open or close circuits to reduce arcing and keep contacts from sticking.
Switches with a plunger actuator require a push to activate, similar to a button.
Switches with a roller lever actuator use a lever with a roller at the end to activate. This allows parts to glide across the actuation surface with minimal friction, limiting wear and tear.
Switches with a simulated roller lever actuator have a curved arm that can be pressed down for actuation by forward, backward, and repeated back-and-forth movement.
Switches with an angled lever actuator have an arm with a tapered end. This creates an extra angle for actuation.
Switches with a paddle lever actuator actuate when material moves over the arm, which has the largest actuation area of our lever snap-acting switches. They’re often used in HVAC applications where airflow interacts with the paddle to actuate the switch.
Housing | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Number of Circuits Controlled | Switch Starting Position | Switch Action | Industry Designation | Switching Current @ Voltage | Max. Voltage | Horsepower @ Switching Voltage | Operating Temp.Range, °F | Actuator Ht. | No. of Terminals | Lg. | Ht. | Dp. | Lever Lg. | Each | |
Plunger Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 0000000 | 00000 |
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 10 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 125V DC | 1/3 hp @ 250 V AC | -40° to 180° | 0.11" | 2 | 1.1" | 0.63" | 0.4" | __ | 0000000 | 0000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC | 125V AC | __ | -40° to 180° | 0.11" | 3 | 1.1" | 0.63" | 0.4" | __ | 0000000 | 00000 |
Roller Lever Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.4" | 2 | 1.1" | 0.63" | 0.4" | 1" | 00000000 | 0000 |
Simulated Roller Lever Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.48" | 2 | 1.1" | 0.63" | 0.4" | 2" | 0000000 | 00000 |
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.32" | 2 | 1.1" | 0.63" | 0.4" | 1" | 00000000 | 0000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 15 A @ 250 V AC, 0.5 A @ 125 V DC | 277V AC 250V DC | 1/2 hp @ 250 V AC | -40° to 180° | 0.41" | 3 | 1.1" | 0.63" | 0.4" | 1" | 00000000 | 0000 |
Angled Lever Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 0.1 A @ 125 V AC | 125V AC | __ | -40° to 180° | 0.15" | 3 | 1.1" | 0.63" | 0.4" | 0.5" | 0000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 0.1 A @ 125 V AC | 125V AC | __ | -40° to 180° | 0.35" | 3 | 1.1" | 0.63" | 0.4" | 0.87" | 00000000 | 0000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.16" | 3 | 1.1" | 0.63" | 0.4" | 2" | 0000000 | 00000 |
Paddle Lever Actuator Style | |||||||||||||||
With Quick-Disconnect Terminals | |||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | SPST-NO | 5 A @ 250 V AC | 277V AC | 1/10 hp @ 250 V AC | -40° to 180° | 0.14" | 2 | 1.1" | 0.63" | 0.4" | 4.9" | 00000000 | 00000 |
Light-Touch Subminiature Snap-Acting Switches



Actuate these switches with a fraction of the force of other subminiature switches for increased responsiveness. They’re a good choice if you need reliable actuation even from a light touch. Among the smallest snap-acting switches we offer, they fit into the tiniest of spaces. To minimize arcing and prevent contacts from sticking, they open and close circuits quickly. They’re often used as door-open indicators on enclosures or as internal components in limit, pressure, and temperature switches.
Switches with a plunger actuator require a push to actuate.
Switches with a lever actuator have an arm that increases the size of the actuation surface.
Switches with a roller lever actuator allow parts to glide across the actuation surface with less friction than standard levers. This prevents wear and tear over time.
Housing | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Circuits Controlled | Switch Starting Position | Switch Action | Industry Designation | Switching Current @ Voltage | Max. Voltage | Operating Temp. Range, °F | Actuator Ht. | No. of Terminals | Lg. | Ht. | Dp. | Lever Lg. | Each | |
Plunger Actuator Style | ||||||||||||||
With Quick-Disconnect Terminals | ||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC, 1 A @ 30 V DC | 250V AC | -65° to 250° | 0.09" | 3 | 0.78" | 0.36" | 0.25" | __ | 00000000 | 000000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 11 A @ 125 V AC, 11 A @ 250 V AC | 250V AC | -65° to 250° | 0.1" | 3 | 0.78" | 0.36" | 0.25" | __ | 00000000 | 00000 |
With Solder Pin Terminals | ||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC, 1 A @ 30 V DC | 250V AC | -65° to 250° | 0.09" | 3 | 0.78" | 0.36" | 0.25" | __ | 00000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 5 A @ 250 V AC | 250V AC | -65° to 250° | 0.09" | 3 | 0.78" | 0.36" | 0.25" | __ | 00000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 11 A @ 125 V AC, 11 A @ 250 V AC | 250V AC | -65° to 250° | 0.1" | 3 | 0.78" | 0.36" | 0.25" | __ | 00000000 | 00000 |
With Tab Terminals | ||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC, 1 A @ 30 V DC | 250V AC | -65° to 250° | 0.09" | 3 | 0.78" | 0.36" | 0.25" | __ | 00000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 5 A @ 250 V AC | 250V AC | -65° to 250° | 0.09" | 3 | 0.78" | 0.36" | 0.25" | __ | 000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 11 A @ 125 V AC, 11 A @ 250 V AC | 250V AC | -65° to 250° | 0.1" | 3 | 0.78" | 0.36" | 0.25" | __ | 00000000 | 00000 |
Lever Actuator Style | ||||||||||||||
With Tab Terminals | ||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC, 1 A @ 30 V DC | 250V AC | -65° to 250° | 0.16" | 3 | 0.78" | 0.36" | 0.25" | 0.86" | 00000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 5 A @ 250 V AC | 250V AC | -65° to 250° | 0.16" | 3 | 0.78" | 0.36" | 0.25" | 0.86" | 000000 | 00000 |
Roller Lever Actuator Style | ||||||||||||||
With Quick-Disconnect Terminals | ||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC, 1 A @ 30 V DC | 250V AC | -65° to 250° | 0.38" | 3 | 0.78" | 0.36" | 0.25" | 0.81" | 00000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 5 A @ 250 V AC | 250V AC | -65° to 250° | 0.38" | 3 | 0.78" | 0.36" | 0.25" | 0.81" | 00000000 | 00000 |
With Tab Terminals | ||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 1 A @ 125 V AC, 1 A @ 30 V DC | 250V AC | -65° to 250° | 0.38" | 3 | 0.78" | 0.36" | 0.25" | 0.81" | 00000000 | 00000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | SPDT | 5 A @ 250 V AC | 250V AC | -65° to 250° | 0.38" | 3 | 0.78" | 0.36" | 0.25" | 0.81" | 000000 | 00000 |