Switch Handles | McMaster-Carr

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DFARS Specialty Metals

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End-to-End Length

5,225 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

3,156 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

37 products

Humidistats

Control the humidity in an enclosure or space

2 products

Electrical

Manual Switches

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

320 products

Manual Switch Contact Blocks

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

3 products

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

46 products

Motor Switches

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

20 products

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

Fabricating and Machining

Abrasive Blaster Safety Switches

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

3 products

Lighting

Light Dimmers

Adjust the brightness of lights, even in large workspaces

3 products

Machine and Task Lights

Shine light on work areas, within enclosures, and inside machines

15 products

Safety Equipment

Fire Alarm Pull Stations

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

2 products

Communication

Speaker Volume Controls

Wire between your speakers and sound amplifier to adjust the volume

3 products