773-349

Ensure your heating system operates safely and efficiently with this premium air pressure switch. Designed for high-performance gas furnaces and HVAC units, this air-proving switch acts as a vital safety sensor by monitoring the pressure generated by the inducer motor. It is calibrated to a 0.80" WC (Water Column) set point, ensuring that the ignition process only begins once proper airflow and venting are confirmed. Featuring a Single Pole Single Throw (SPST) configuration, this durable component is the ideal solution for resolving common furnace issues such as ignition failure or intermittent shut-offs. Whether you are performing routine maintenance or a critical repair, this pressure switch provides the reliability needed for consistent residential climate control.
Type: Air Pressure Switch
Size: Standard HVAC Component
Application: Primarily used in residential gas furnaces and heating systems to verify proper venting and inducer motor operation before allowing ignition.
Specifications: 0.80" WC pressure rating, SPST (Single Pole Single Throw) switch configuration, air proving functionality