Broad Compatibility: Suitable for use with R-410A

The spring-loaded Teflon construction is resistant to chemicals

Designed for high-cycle reliability in demanding HVAC environments

With two sensor inputs and a 1097 Ohm PTC element

York S1-025-47281-000 Sensor 321894-708 Broad Compatibility: Suitable for useEnsuring reliable defrost cycles in heat pump applications requires high precision feedback from the evaporator coil. The York S1 025 47281 000 Temp Defrost Thermistor Sensor is a critical OEM replacement part designed for York, Coleman, and Luxaire systems. This 10k ohm thermistor provides real time resistance input to the control board, allowing the system to initiate and terminate defrost modes based on actual coil temperatures rather than fixed