773-103

Ensure your home heating system operates safely and efficiently with this premium Air Pressure Switch designed for American Standard and Trane HVAC units. This critical safety component, also known as an air proving switch, monitors the pressure levels within the furnace's combustion chamber to ensure the inducer motor is properly venting exhaust gases. If your furnace is failing to ignite or shutting down prematurely, this pressure sensor is a vital replacement part to restore reliable heating. Engineered for precision, it features specific water column trip and reset points to ensure the gas valve only opens under safe operating conditions. Ideal for professional HVAC technicians and furnace repair, this switch is a key part of maintaining indoor air quality and system longevity.
Type: Air Pressure Switch
Size: Standard HVAC component size
Application: High-efficiency residential gas furnaces and HVAC heating systems requiring air proving safety verification.
Specifications: Setpoint: 2.28" WC; Reset: 0.97" WC; Type: Air Proving Safety Sensor