Rotary Switches | McMaster-Carr

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Number of Positions

Actuator Style

Lever

Rotary

Number of Circuits Controlled

Number of Terminals

Switching Voltage

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Panel Cutout Diameter

Position Designation

Switching Current

Switch Starting Position

Switch Designation

Actuator Color

Illumination

Wire Connection

Environment

High-Pressure Washdown

Diameter

Shaft Diameter

Mounting Location

Bulb Voltage

Enclosure Rating

Export Control Classification Number (ECCN)

EAR99

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

Yes

DFARS Specialty Metals

Exempt

RoHS

Compliant

Compliant with Exemptions

REACH

Material

248 Products

Electrical Power, Networking, and Controlling

Lever Switches

Grip and twist the lever to turn circuits on and off, preventing accidental actuation

130 products

Lever Actuators

Pair with a contact block to create a custom lever switch

20 products

Battery Switches

Turn the knob to alternate between two batteries without interrupting power

1 product

Speed-Monitoring Switches

Avoid downtime and machinery damage by detecting slowdowns in drive trains and conveyors

3 products

Limit Switches

Turn equipment on or off when objects touch the actuator; often used for conveyors and bin filling

4 products

Potentiometers

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

14 products

Measuring and Inspecting

Rotary Switches

Control multiple devices with a single switch

13 products

Lighting

Light Dimmers

Adjust the brightness of lights, even in large workspaces

3 products

Communication

Speaker Volume Controls

Wire between your speakers and sound amplifier to adjust the volume

4 products

Fluid Handling

Paddle Level Switches

Actuate when the paddle stops rotating to indicate the level of dry material

6 products

Flow Switches

Turn equipment on or off when flow rate reaches a set point

21 products