York S1-373-23868-001 Defrost Control Kit R-410A 0 Cv) and a Class

0 Cv) and a Class F NEMA 4/4X rated coil

it is commonly used in systems running R410A

This specific positioner spring is designated for use with the Johnson Controls D-3246 Series

When replacing a failed HVAC sequencer

or laminating presses

York S1-373-23868-001 Defrost Control Kit R-410A 0 Cv) and a ClassThe 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