Lennox 80W51 Pressure Switch 320735-701 Direct OEM Compatibility: Eliminates the

Direct OEM Compatibility: Eliminates the need for manual wire splicing or terminal crimping

Enhanced System Safety: The manual reset lock-out requires professional intervention after a low-water event

ensuring electrical compatibility and preventing the nuisance faults often associated with generic alternatives

Industrial Durability: Constructed from high-grade stainless steel to resist pitting

Lennox 80W51 Pressure Switch 320735-701 Direct OEM Compatibility: Eliminates theThe Lennox 80W51 Pressure Switch is an essential safety component designed for Lennox furnaces and higher efficiency HVAC systems. This differential pressure switch is factory calibrated to a 0. 55" w. c. set point, ensuring reliable monitoring of the combustion blower and venting pressure. As a genuine OEM Lennox replacement part, this switch precisely detects the negative pressure required to safely initiate the furnace ignition sequence, preventing