Speed Controls | McMaster-Carr

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Adjustable-Angle Elbow

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1,134 Products

Electrical Power, Networking, and Controlling

Motor Speed Controls

Manage the speed of AC and DC motors

37 products

Potentiometers

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

26 products

Motor Drives

Receive signals from a motor controller and deliver them to your stepper motor

3 products

Speed-Monitoring Switches

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

3 products

Power Transmission

Air Flow Control Valves

Control the speed of air-powered equipment by adjusting the volume of airflow entering or exiting

293 products

Speed Limiters

Control the speed of movement for attached components such as doors, panels, and drill presses

137 products

Electric Motors

Keep machinery and equipment moving with AC or DC power

45 products

Servomotors

Create rotary motion with accurate positioning and fine control over speed and torque

96 products

Stepper Gearmotors

Stepper motor and gearbox in one for high torque in areas large motors won’t fit

20 products

Stepper Motors

The motor shaft turns in small, equal increments for precise positioning

197 products

Electric Gearmotors

A motor and speed reducer in one to slow speed and increase torque in AC- or DC- power applications

52 products

Brakes

Control how much and how quickly your drive system slows down

7 products

Torque Limiters

Keep torque at or below a set limit to control tension or braking or protect machinery from overload

112 products

Clutch/Brakes

Control when to transmit power with a clutch and when to hold a load in place with a brake

5 products

Electric Actuators

Push and pull loads with more precise positioning than air and hydraulic cylinders

27 products

Heating, Ventilation, and Air Conditioning

Ceiling Fan Speed Controls

Convert single-speed ceiling fans to variable speed

8 products

Fluid Handling

Air-Exhaust Valves

Vent or divert exhaust to speed up the operation of air cylinders, actuators, and other equipment

28 products