Aqua-Hot ELE-PC4-010-AA Electronic Control Board, 12 VDC

The 12 VDC electronic control board is the main controller for Aqua-Hot and Hydro-Hot diesel hydronic heating systems, managing burner operation, circulation pumps, and heating zones. It is a direct replacement for select Aqua-Hot and Hydro-Hot 12VDC systems, and regulates the essential heating functions of the system. Fits a wide range of models including the AHE-400, AHE-450, AHE-525, AHE-600 and AHE-675 series, plus Hydro-Hot HHE-200 and HHE-500 series units.