773-118

Ensure your high-efficiency heating system operates safely and efficiently with this premium 2-stage air pressure switch. Designed as a direct replacement component for Trane and American Standard furnaces, this dual-stage air-proving sensor monitors the pressure differential created by the draft inducer motor. By verifying that combustion gases are being properly vented, it allows the ignition process to proceed, protecting your home from potential safety hazards. This switch features precise setpoints of 0.88" WC and 1.60" WC, making it essential for the multi-stage operation of modern gas furnaces. If your unit is experiencing startup failures or pressure switch lockout codes, this reliable component is the ideal solution for restoring dependable heat and system performance.
Type: Air Pressure Switch
Size: Compact
Application: Used in two-stage gas furnaces and high-efficiency HVAC units to monitor inducer motor pressure and ensure safe combustion air flow.
Specifications: Stage 1 Setpoint: 0.88" WC; Stage 2 Setpoint: 1.60" WC; Configuration: 2-Stage Air Proving Switch