773-373

Ensure your HVAC system operates safely and efficiently with this high-quality .65" WC Air Pressure Switch. Designed as a critical safety component for gas furnaces and air handlers, this air proving switch monitors the draft pressure created by the inducer motor. It is engineered to prevent ignition if proper airflow is not detected, protecting your home from the buildup of hazardous combustion gases. If your heating system is failing to ignite, cycling off prematurely, or throwing pressure-related error codes, this replacement sensor is a vital fix. Constructed for precision and durability, this switch provides reliable performance across a variety of residential and light commercial heating applications.
Type: Air Pressure Switch
Size: Compact
Application: Used in gas-fired furnaces, air handlers, and HVAC systems to monitor inducer motor draft and ensure safe combustion airflow.
Specifications: Pressure Setting: 0.65" WC (Water Column); Function: Air Proving/Draft Sensing