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 Thermocompact VU / Turbomax Pro VUW Printed Circuit Board 0020034604 replacement. This boiler PCB controls sensors, switches and safety functions, acting as the central control unit for reliable appliance operation.
Genuine Vaillant Printed Circuit Board 0020046177 replacement component for compatible Vaillant boilers. This boiler PCB acts as the appliance control centre, monitoring and managing sensors, switches and thermostats for reliable operation.