Electrical Shut-Offs | McMaster-Carr

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Switching Current

Switching Voltage

Electrical Phase

Number of Circuits Controlled

Horsepower @ Switching Voltage

Actuator Style

Actuator Color

Environment

Enclosure Rating

Number of Wires

Switch Designation

Number of Terminals

For Number of Fuses

Housing Material

Height

Panel Cutout Diameter

Certification

Housing Color

Switch Action

REACH Compliance

RoHS Compliance

DFARS Compliance

Width

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553 Products

Electrical

Disconnect Switches

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

Manual Switches

Manual Switches

Everything from toggle, push-button, and rocker switches to foot switches

Light Curtains

Immediately cut power to machinery when anything blocks the light beam

Relays

Electrically open and close circuits to control power to lights, motors, and other equipment

Safety Switches

Safety Switches

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

Motor Switches

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

Communication

Labels

Stick onto items to identify or convey information about them

Legend Plates

Mark switches and lights on control panels for easy identification

Fluid Handling

Temperature Controllers

Temperature Controllers

Precisely regulate process temperatures; more accurate than temperature switches

Material Handling

Tablet Holders

Equip tablets with safety switches to halt robots, conveyors, and other machinery in an instant

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)