Power supply board 874 De Dietrich 97901140

The power supply board 874 is an electronic control component that provides the necessary voltage and current to the burner's electrical systems. It regulates power to the ignition transformer, motor, and other components, ensuring stable operation. This board is a critical part for many burner models and may need replacement if the burner fails to start or operates erratically. It is a common spare part in boiler and burner repair, helping restore your heating system to full functionality.