York S1-373-23868-001 Defrost Control Kit Els PW 17895 it ensures precise gas ignition

it ensures precise gas ignition by delivering a robust heat source that interfaces seamlessly with the furnace's integrated control board

HVAC Component Longevity: Prevents bio-organic buildup on cooling coils and drain pans when positioned correctly

Versatile Mounting: Compatible with TAC Pneumodular sockets or direct panel-face mounting for flexible retrofit or new-build integration

Space-Saving Boot: The right-angle configuration facilitates cleaner wire routing and prevents interference with burner components

and it is frequently used as a reset volume controller when paired with a master room thermostat

York S1-373-23868-001 Defrost Control Kit Els PW 17895 it ensures precise gas ignitionThe York S1 373 23868 001 Defrost Control Kit is an essential OEM replacement engineered to restore the automated defrost sequences in York E4TS heat pumps and compatible high tonnage units. This diagnostic driven control board manages the critical transition between heating and defrost modes based on coil temperature and compressor run time, preventing excessive frost accumulation on the outdoor coil. By precisely monitoring the defrost sensor