Description
ensuring consistent airflow performance and motor cooling
Technicians should replace the gasket whenever the flue collection box or cover plate is removed for inspection
or when operating in high-ambient environments where head pressures remain high during the off-cycle
making it an ideal choice for contractors looking to prevent coil freeze-up and manage multiple evaporators on a single suction line
It is recommended to calibrate the unit within the specific 100°F to 400°F range for your application
Utica-Dunkirk FE3980G050 Sensor 321042-401 ensuring consistent airflow performance andThe 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
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























