Switch Handles | McMaster-Carr

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5,234 Products

Building and Machinery Hardware

Indicating Knobs

Control devices and view settings at a glance

89 products

Mechanical Control Cables

Weave around obstructions to operate valves, throttles, and other machinery from a distance

5 products

Hand Wheels

Rotate to adjust machinery, valves, drill presses, and other equipment

336 products

Fluid Handling

Valve Handles and Knobs

Replace the handle on most types of valves

41 products

On-Off Valves

Start and stop flow through a line

3,155 products

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

22 products

Directional Control Valves

Manage the flow of fluids to move equipment in air- and hydraulic-powered systems

90 products

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

740 products

Temperature Switches

Turn heating equipment on or off at a specified temperature

39 products

Humidistats

Control the humidity in an enclosure or space

2 products

Electrical Power, Networking, and Controlling

Pendant Switches

Control machinery, such as cranes, hoists, and trolleys, from a safe distance

1 product

Timer Switches

Automatically turn electrical equipment on or off after a set interval

52 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

55 products

Motor Switches

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

20 products

Push-Button Switches

Our most common switch type actuates circuits with the push of a button

32 products

Lever Switches

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

130 products

Switch Contact Blocks

Mount to switches to control electrical circuits as you move the switch

3 products

Toggle Switches

Flip the toggle from one position to the other, turning circuits on and off

129 products

Emergency Stop Switches

Cut power to equipment during emergencies

4 products

Joystick Switches

Move the joystick to steer and position cranes, robot arms, and other machinery

11 products

Battery Switches

Turn the knob to alternate between two batteries without interrupting power

1 product

Circuit Breakers

Reusable way to interrupt circuits when they overload or short

10 products

Heating, Ventilation, and Air Conditioning

Thermostats

Connect to heaters, fans, and air conditioners to control the temperature

24 products

Measuring and Inspecting

Rotary Switches

Control multiple devices with a single switch

13 products

Fabricating and Machining

Abrasive Blaster Safety Switches

Shut off abrasive blasters if the operator loses control; also known as deadman switches

10 products

Lighting

Light Dimmers

Adjust the brightness of lights, even in large workspaces

3 products

Light Switch/Receptacles

Combine a switch and receptacle into a single outlet box for a small footprint

2 products

Workstation Lights

Mount above your workspace to brighten your work and add light where ceiling lights can't reach

14 products

Safety Equipment

Fire Alarm Pull Stations

Activate to send a signal to your control panel if there's a fire

4 products

Communication

Speaker Volume Controls

Wire between your speakers and sound amplifier to adjust the volume

3 products