773-210

Ensure your heating system operates safely and efficiently with this high-quality Air Pressure Switch, specifically designed for Trane and American Standard HVAC units. This air proving switch acts as a critical safety mechanism that monitors the pressure differential created by the furnace draft inducer motor. With a precise set point of 0.20" WC (Water Column), it confirms that the exhaust system is clear and providing adequate airflow before allowing the ignition process to begin. This component is essential for preventing the accumulation of combustion gases, making it a vital replacement part for furnaces experiencing ignition failure, pressure switch lockout codes, or intermittent heating cycles. Built for long-lasting performance, it helps maintain the reliability and safety of residential gas furnaces.
Type: Air Pressure Switch / Air Proving Switch
Size: Standard
Application: Residential gas furnaces, high-efficiency HVAC systems, and draft inducer assemblies used to verify safe exhaust ventilation.
Specifications: Pressure Rating: 0.20" WC (Water Column); Application: Air Proving Safety Circuit; Compatibility: Trane and American Standard gas-fired heating units.