Engineered specifically for use with HST (High Starting Torque) systems

Always verify your specific model number against the technical data sheet

The robust construction minimizes mechanical wear under high-cycle conditions

For non-native applications

Utica-Dunkirk 240009669 Control Board 319825-402 Engineered specifically for use withThe Utica Dunkirk 240009669 Control Board is a critical genuine OEM replacement designed for ECR International boilers. This ATB control board, specifically the 2 4 element Revision C, manages the sequence of operation and safety timings to ensure your hydronic system maintains precise thermal regulation. When a furnace or boiler exhibits intermittent ignition failures or erratic limit cycles, installing this factory spec Utica boiler circuit board is