While the 125401 sensor lead is used across several series

5 lb (96 N)

high gas pressure

Common Questions Can this 3-pole contactor replace a 1-pole or 2-pole unit

Slide the weight along the shaft and tighten the set screw once the damper remains closed at normal system pressure but opens during high-pressure cycles

Lennox 14T65 Switch Kit 320788-704 While the 125401 sensor leadThe Lennox 14T65 Switch Kit, specifically the High Alt SwtchKit 7501 10000ft, is a critical high alpine pressure switch conversion designed for Lennox gas furnaces operating at extreme elevations. This kit ensures safe and reliable ignition by adjusting the vacuum pressure thresholds to account for thinner air density at altitudes between 7,500 and 10,000 feet. This Lennox OEM furnace part replaces standard factory switches that may fail to close at