Products tagged with 'condensing boiler pcb'

The Vaillant 0020036861 printed circuit board is a genuine replacement PCB for ecoTEC VU condensing boilers. It acts as the control centre, managing all boiler functions for safe and efficient operation.

Genuine Vaillant 0020254533 Printed Circuit Board replacement for compatible ecoTEC VU, VUI, VUW and Guernsey/Jersey condensing boilers. This boiler PCB controls appliance functions, sensors and safety systems for reliable heating operation.