773-160

Ensure your heating system operates safely and efficiently with this high-quality Lennox Air Pressure Switch. This critical furnace component, often referred to as an air proving switch, acts as a safety sensor by monitoring the pressure generated by the inducer motor. It confirms that proper airflow is established and that exhaust gases are being safely vented before the ignition sequence begins. Ideal for furnace repair when your unit fails to ignite or exhibits pressure-related fault codes, this switch is designed for precision and long-term reliability in residential gas furnaces. Replacing a faulty pressure switch is a common solution for restoring consistent heat and maintaining the integrity of your HVAC system's combustion process.
Type: Air Pressure Switch
Size: Standard
Application: Used in residential gas furnaces and forced-air heating systems to monitor combustion airflow and ensure safe exhaust venting.
Specifications: Vacuum-actuated air proving switch with a normally open contact configuration designed for furnace safety monitoring.