Photoelectric Switches | McMaster-Carr

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427 Products

Electrical

Sensor Switches

Sensor Switches

Detect moving objects from a distance, triggering a circuit to open or close

Light Switch Sensors

Light Switch Sensors

Automatically turn lights on and off when you enter and exit rooms

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

Light Switch Sensor Guards

Light Switch Sensor Guards

Protect light switch sensors from damage and vandalism

Measuring and Inspecting

Signal Output Testers

Signal Output Testers

Check if the signal output of a DC switch is NPN or PNP to know how to wire components

Building and Machinery Hardware

Brackets

Connect surfaces in an assembly

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