773-096

Ensure the safety and efficiency of your high-efficiency gas furnace with this premium two-stage air pressure switch. Designed for multi-stage heating systems, this air-proving component monitors the pressure differential within the inducer blower assembly to verify proper airflow before allowing the ignition sequence to begin. By accurately detecting vacuum set points of -0.10" WC and -1.49" WC, this switch ensures your furnace operates correctly during both low-fire and high-fire stages. A faulty pressure switch can lead to furnace lockout or ignition failure; this replacement part is essential for troubleshooting heating issues and maintaining a safe home environment. Constructed with high-quality materials for long-lasting reliability, it is a vital repair part for modern HVAC systems.
Type: Two-Stage Air Pressure Switch
Size: Small
Application: Used in two-stage gas furnaces and high-efficiency residential heating systems to monitor venting and combustion air pressure.
Specifications: Two-stage operation; Low-stage set point: -0.10" WC; High-stage set point: -1.49" WC; Function: Air proving and combustion safety.