Where can I find air compressor pressure switches?

Shop air compressor pressure switches at Master Tool Repair. Find replacement switches for compressors, including OEM, universal, and adjustable options.

What are air pressure switches?

Control your compressor with confidence using our air pressure switches. These switches manage cut-in and cut-out pressure settings to maintain safe, consistent operation. We offer a variety of PSI ranges, port configurations, and voltage ratings to fit most compressor models, including many models from Square D, Worldwide Electric and Lefoo.

Do air compressor switches work outdoors?

Maintain the air pressure needed for air-powered devices. These switches turn your electric air compressor off when it reaches the set pressure and on when it reaches the reset pressure. All are NEMA rated to protect their parts from dirt and stand up to some corrosion, but they shouldn’t be used outdoors.

Are electric air compressor switches impact resistant?

Switches with steel housing are impact resistant. Max. Horsepower Max. With multiple ports, these switches maintain the air pressure of your electric air compressor, while also including ports for up to three air-powered devices, reducing the complexity of your air system setup.

How does a screw compressor work?

A screw compressor can run loaded ('pumping air') or unloaded ('idle'). The inlet/loading valve opens and closes according to air demand. The inlet valve is controlled by a solenoid valve that supplies control air to the inlet/loading valve. Check solenoid valve coil and solenoid valve operation.

What is a CE rated air compressor switch?

Those that are CE marked meet European safety standards. Switches with an air exhaust valve release the air between the cylinder and check valve when the compressor shuts off, reducing stress on the compressor’s motor. This extends the life of the motor and makes for an easier startup each time.