Lennox 80W51 Pressure Switch 326058-758 this 24Vdc power source is

this 24Vdc power source is built for consistent performance in high-stakes environments

Using this dedicated OEM switch ensures the unit operates within the specific safety parameters intended by the manufacturer

providing a failsafe shutdown of the steam line if pilot signal or pressure is lost

check local codes for Lead Free requirements in drinking water lines

Direct Cross-Reference: Replaces multiple legacy part numbers including 1054636 and 1065188 without wiring modifications

Lennox 80W51 Pressure Switch 326058-758 this 24Vdc power source isThe 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