773-254

This premium air pressure switch is a vital safety component designed for Goodman and Amana gas furnaces. Functioning as an air-proving switch, it monitors the negative pressure created by the inducer blower motor to ensure the exhaust venting system is clear and functioning correctly. If the system detects a pressure drop below the calibrated -0.75" WC threshold, the switch prevents the furnace from igniting, protecting your home from potential safety hazards like flue blockages or inducer failure. This replacement pressure switch is essential for homeowners and HVAC technicians looking to resolve common heating issues such as furnace startup failures or short-cycling. Engineered for precision and reliability, it ensures your heating system operates at peak efficiency while maintaining strict safety standards during the combustion process.
Type: Air Pressure Switch
Size: Standard
Application: Used in residential gas furnaces and HVAC heating systems to monitor combustion air pressure and ensure safe venting.
Specifications: Calibrated trip point of -0.75" WC (Water Column); functions as an air-proving safety sensor for inducer motor operation.