Carrier 30GB660002 Thermister Refrigerant Diagnostic codes are typically printed

Diagnostic codes are typically printed on the furnace blower door or the board's protective housing

reducing diagnostic time on the job site

Always verify your specific burner’s requirements

this is a standard blade-style 4PDT relay that fits most industrial 14-pin relay sockets

This comprehensive kit provides all the critical internal components—including a precision-molded replacement diaphragm

Carrier 30GB660002 Thermister Refrigerant Diagnostic codes are typically printedThe Carrier 30GB660002 Thermister is a critical OEM replacement temperature sensor designed for precision monitoring in commercial chillers and applied HVAC systems. Engineered to meet the exact specifications of the Carrier 30GB and 30GT series, this 10K Ohm sensor delivers accurate feedback for Entering Water Temperature (EWT), Leaving Water Temperature (LWT), Outside Air Temperature (OAT), and Return Gas Temperature (RGTA). As a direct successor to