Lennox 73W35 Pressure Switch 326058-756 Field technicians value the low

Field technicians value the low sound level and high energy efficiency ratio (EER) during peak load conditions

always verify the orifice size and gas type before installation as LP conversions require specific components

High Reliability: Features non-leaking physical construction with 1/4-inch quick-connect terminals for secure wiring

For elevations above 2

and State Water Heater units ensures electrical and mounting compatibility

Lennox 73W35 Pressure Switch 326058-756 Field technicians value the lowThe Lennox 73W35 Pressure Switch is a critical safety and operational component designed for 2 stage gas furnaces. This OEM Lennox replacement part, also identified by part number 102737 09, monitors the pressure differential created by the combustion air inducer to ensure the system is venting correctly before ignition. For multi stage heating, this dual stage pressure switch features precise set points: a high stage set point of 0. 55" W. C. and a