The Daikin-McQuay 1808702 Thermistor Assembly is a temperature-sensing component designed to monitor thermal conditions in compatible HVAC equipment. It detects temperature changes through variations in electrical resistance and sends signals to the system controls for accurate temperature regulation. Used in compatible air conditioning units, chillers, and heat pump systems, this ass... https://www.partshnc.com/1808702-daikin-mcquay-thermistor-assembly