773-251

This premium air pressure switch is a critical safety component designed for Goodman and Amana gas furnaces and HVAC systems. As an essential air-proving switch, it monitors the vacuum pressure generated by the draft inducer motor to ensure the venting system is clear and functioning correctly before the ignition process begins. If the switch detects an obstruction in the flue or a failure in airflow, it prevents the heating cycle from proceeding to ensure safe operation. Ideal for repairing furnaces that fail to ignite or shut off prematurely, this pressure switch offers a reliable solution to restore your home's heating performance. Engineered for precision and long-term durability, it is a vital replacement part for maintaining efficient and safe climate control.
Type: Air Pressure Switch
Size: Compact
Application: Residential gas furnaces and HVAC units utilizing an inducer motor to prove airflow and vent integrity.
Specifications: Pressure Trip Point: -1.19" WC (Water Column); Sensing Type: Vacuum/Negative Pressure; Application: Air Proving