Knob Switches | McMaster-Carr

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487 Products

Electrical

Manual Switches

Manual Switches

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

Potentiometers

Control speed, volume, and light intensity by varying electrical flow; also known as rheostats

Timer Switches

Automatically turn electrical equipment on or off after a set interval

Timer Relays

Turn machinery on or off after receiving an electrical signal that starts the timer

Building and Machinery Hardware

Indicating Knobs

Indicating Knobs

Control devices and view settings at a glance

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