Control board CU-GH 21 Baxi De Dietrich 7880099

The control board CU-GH 21 for Baxi boilers is a key electronic component that manages the boiler's operations, including ignition, temperature regulation, and safety functions. This board processes signals from various sensors and controls the burner and pump accordingly. Designed specifically for Baxi models that use the CU-GH 21, it is a direct replacement for a faulty or outdated control board. Upgrading or replacing this board can resolve many common boiler issues, such as failure to start or inconsistent heating.