York S1-331-01975-001 Control Kit Els PW 17895 providing a complete assembly for

providing a complete assembly for direct replacement

The integration of a NEMA 4 enclosure provides superior protection against moisture and contaminants

Built for a rated flow of 10 SCFM

this genuine OEM part (alternate part number 9371VO-HS-0013) eliminates the diagnostic guesswork of universal replacements

ensuring the system remains offline after a low-water event until a technician confirms the boiler has returned to a safe operating state

York S1-331-01975-001 Control Kit Els PW 17895 providing a complete assembly forManaging frost accumulation on heat pump evaporator coils requires a reliable, logic driven solution rather than basic timed cycles. The York S1 331 01975 001 Demand Defrost Control Kit is a field proven OEM replacement board engineered to upgrade older, less efficient 031 01098 series controls. For contractors servicing York, Coleman, or Luxaire equipment, this heat pump defrost control utilizes a shunt jumper system to select precise defrost