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Ensure your heating system operates safely and efficiently with this high-quality Lennox pressure switch. As a critical air proving component, this dual-stage switch monitors the pressure differential within your furnace's combustion chamber to verify proper airflow and vent clearance. If your furnace is failing to ignite or shutting down unexpectedly, replacing a worn or faulty pressure switch is a common and essential repair. Designed for precision and reliability, this switch helps prevent hazardous conditions by ensuring the draft inducer motor is functioning correctly before the ignition process begins. Perfect for HVAC technicians and homeowners looking for dependable replacement furnace parts to restore reliable heating performance.
Type: Air Pressure Switch
Size: Standard HVAC Component
Application: Used primarily in residential gas furnaces and HVAC systems to monitor combustion air pressure and ensure safety through the air-proving process.
Specifications: Dual pressure ratings of 0.25 inch WC and 0.50 inch WC (Water Column) set points; designed for use with draft inducer blowers and combustion vent systems.