11/16-inch diameter bulb and a 6-foot armored capillary

Its rugged construction is engineered for long-term stability in high-demand environments

Engineered as a direct-fit HVAC control module

63748 is the cross for 63748-0

and on/off signals in a single unit

Utica-Dunkirk FE3980G050 Sensor 319848-301 11/16-inch diameter bulb and aThe Utica Dunkirk FE3980G050 Temperature Sensor is a precision engineered OEM replacement part designed for critical monitoring within the heat exchanger and fluid cycles of high efficiency boilers. As a veteran grade NTC thermistor, this sensor provides the control board with real time resistance data to manage modulation and prevent high limit lockout conditions. This specific FE3980G050 sensor is a direct fit component for a range of ECR