773-172

This high-quality ICP Pressure Switch is a vital safety component designed for use in residential gas furnaces and HVAC systems. As an air proving switch, its primary function is to monitor the negative pressure created by the draft inducer motor, ensuring that the combustion process is venting properly before allowing the furnace to ignite. Rated at 0.42" WC (Water Column), this switch acts as a critical safeguard, preventing the heating cycle if it detects a blockage or mechanical failure in the venting system. Whether you are performing routine maintenance or a necessary HVAC repair, this pressure sensor helps restore the safety and efficiency of your heating equipment.
Type: Air Pressure Switch / Air Proving Switch
Size: Standard HVAC Component
Application: Gas furnaces, heating systems, and HVAC units requiring an inducer motor safety interlock.
Specifications: Pressure Setting: 0.42" WC (Water Column); Function: Normally Open/Air Proving