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Always verify the specific MFD requirements listed on the original motor nameplate or the service manual for your specific outdoor unit model
Enhanced Safety: Engineered as a fail-safe to prevent heat exchanger damage or water overflow during condensate management failures
The unit features an integrated LED status indicator for real-time visual diagnostics and a Normally Open (N
This prevents sediment from settling directly on the plunger
Lennox 26W42 Pressure Switch 320788-704 Always verify the specific MFDThe Lennox 26W42 Pressure Switch is a critical OEM component designed for high efficiency two stage furnace operation. Engineered to monitor and regulate inducer motor performance, this switch features precise dual factory set points of 0. 55" W. C. (Low) and 0. 95" W. C. (High). As a veteran grade HVAC replacement part, it ensures the sequence of operation is maintained by verifying proper vacuum pressure before allowing the ignition process to
US$ 30.13
US$ 27.68
US$ 26.44
