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Precise Pressure Calibration: Fixed at -1
Durability: Conformal-coated PCB provides moisture resistance in non-condensing environments
You do not need to cut and re-sweat the lines
These plates are engineered specifically for the T170 Series thermostats
Lennox 16V38 Control Board 319852-301 Precise Pressure Calibration: Fixed atThe Lennox 16V38 Defrost Control Board fits a critical role in maintaining heat pump performance by managing demand defrost cycles to prevent ice accumulation on outdoor coils. As a genuine OEM Lennox replacement, this board is the direct superseding part for legacy versions including 84W88, 84W8801, LB 101263B, and 68J2901. Built for drop in compatibility, it eliminates the field modifications often required by universal alternatives. This HVAC
