Switch Knobs | McMaster-Carr

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12V AC to 240V AC

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487 Products

Indicating Knobs

Indicating Knobs

Indicating Knobs

Control devices and view settings at a glance

Comfort-Grip Indicating Knobs

Comfort-Grip Indicating Knobs

A rubber coating or construction provides a comfortable grip

Choose-a-Color Indicating Knobs

Choose-a-Color Indicating Knobs

Quickly identify equipment controls and components by their color

Dual-Control Comfort-Grip Indicating Knobs

Dual-Control Comfort-Grip Indicating Knobs

Control two settings with a single knob

Turn-Counting Indicating Knobs

Turn-Counting Indicating Knobs

Monitor the number of shaft turns on instrumentation

Threaded-Stud Precise-Control Indicating Knobs

Threaded-Stud Precise-Control Indicating Knobs

Mount in a threaded hole and turn the knob to make precise adjustments

Screw-Head Mount Precise-Control Indicating Knobs

Screw-Head Mount Precise-Control Indicating Knobs

Pair with a socket head screw to build a custom precise-control knob or thumb screw

Other Products

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

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