Lennox 63W39 Pressure Switch Els PW 17895 preventing nuisance lockouts and ensuring

preventing nuisance lockouts and ensuring safe burner operation in high-cycle environments

This aftermarket window is cut to OEM specifications for a direct mechanical fit into the existing housing

For contractors performing a pilot burner orifice replacement

Standard Coil Voltage: Operates on a 120V AC control circuit

Combustion Efficiency: Maintains proper manifold pressure and burner performance to prevent soot buildup and inefficient fuel consumption

Lennox 63W39 Pressure Switch Els PW 17895 preventing nuisance lockouts and ensuringThe Lennox 63W39 Pressure Switch is the direct replacement for 56M23 and the 101021 13 assembly. This OEM 2 stage pressure switch is a mission critical safety component engineered to monitor flue gas velocity and verify proper inducer motor operation before the ignition sequence begins. Designed for high efficiency dual stage furnaces, it features precision factory calibrated set points of . 50" WC for the low fire stage and . 85" WC for the high fire