Carrier 30GB660002 Thermister 30067439-890 The Watts 0556001 (model 100XL-8-150)

The Watts 0556001 (model 100XL-8-150) is a heavy-duty 3/4 inch T&P relief valve engineered for critical temperature and pressure protection in water heater and storage tank applications

This L170-40F limit control is a precision-engineered OEM replacement part designed to monitor discharge air temperatures and prevent heat exchanger damage

This model is a direct cross-reference for the Danfoss 7303507

high-performance SPST pressure sensor kit

you would typically need a conversion kit or a specific LP-regulated operator to ensure safe combustion pressures

Carrier 30GB660002 Thermister 30067439-890 The Watts 0556001 (model 100XL-8-150)The 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