The Utica-Dunkirk FE3980B851 FE Control Board Kit is an electronic replacement control component designed for compatible Utica and Dunkirk boilers and heating HVAC systems. It manages essential system functions by processing input from sensors and controlling the operation of ignition, blower, and other critical components for safe, efficient performance. Engineered for reliable opera... https://www.partshnc.com/fe-ctrl-brd-kit