040-473

Ensure the safety and efficiency of your HVAC system with this high-quality low-pressure air proving switch. Designed to monitor internal pressure levels, this safety cutout switch prevents the compressor from operating under low-pressure conditions that could lead to system damage or total failure. It features a precise calibration with a 23 PSI cutout and a 55 PSI reset point, making it an essential component for residential and commercial cooling equipment. Whether you are performing routine maintenance or troubleshooting an air conditioning unit that keeps cycling off, this reliable pressure sensor helps maintain optimal performance and protects your appliance from expensive repairs.
Type: Air Pressure Switch
Size: Small
Application: Commonly used in residential air conditioning units, heat pumps, and HVAC systems as a safety limit switch to monitor refrigerant or air pressure.
Specifications: Pressure Rating: 55 PSI (Reset) / 23 PSI (Cutout); Switch Type: Low Pressure; Function: Air Proving and Compressor Protection