Replacing an aging or fouled HVAC pressure switch with this genuine Lennox 79J0801 part restores original factory specifications to the unit

For technicians performing furnace repair or seasonal maintenance on Modine unit heaters

provided airflow is not restricted

No calibration or linkage adjustments are necessary

Instant Inspection: High-visibility dual-color LEDs provide immediate visual feedback on power-up

Emerson Alco 065873 Expansion Valve Els PW 17895 Replacing an aging or fouledFor contractors servicing high efficiency residential systems, the Emerson Alco 065873 expansion valve (Model AACE 3 ZW195) provides the 3 ton capacity and precision control required for R410A refrigerant applications. This thermostatic expansion valve (TXV) is engineered with a stainless steel power element to prevent corrosion and ensure a hermetic leak free construction, critical for long term system integrity in demanding environments. Featuring