Switch Locks | McMaster-Carr

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Switching Voltage

Switching Current

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Number of Terminals

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Number of Circuits Controlled

Electrical Phase

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Three

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Panel Cutout Diameter

Environment

High-Pressure Washdown

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Keying

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Switch Starting Position

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Switch Designation

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Compliant with Exemptions

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Exempt

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543 Products

Electrical Power, Networking, and Controlling

Key Switches

Turn a key to actuate circuits, preventing accidental start and limiting access

77 products

Switch Guards

Prevent people from activating switches accidentally

2 products

Safety Switches

Protect people by cutting power to machines when access doors open; also known as interlock switches

59 products

Key Actuators

Pair with a contact block to create a custom key switch

13 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

227 products

Motor Switches

Turn motors, lighting, and electric heat circuits on and off

16 products

Joystick Switches

Move the joystick to steer and position cranes, robot arms, and other machinery

6 products

Building and Machinery Hardware

Lockouts

Ensure that machines stay turned off to prevent accidents during maintenance work

128 products

Fabricating and Machining

Abrasive Blaster Safety Switches

Shut off abrasive blasters if the operator loses control; also known as deadman switches

11 products