The Vaillant 0010047389 is a genuine OEM printed circuit board (PCB) designed to control the essential electrical and safety functions of compatible Vaillant ecoTEC Plus VU (system) and VUW (combi) boilers. As the core electronic control module, this PCB manages ignition, fan operation, pump control, temperature regulation, sensors, and internal communications—ensuring safe, efficient, and reliable boiler performance.

A failing PCB can cause ignition faults, inconsistent boiler behaviour, error codes, loss of heating/hot water, or complete boiler shutdown. Fitting this genuine Vaillant replacement restores full functionality and long-term system stability.

Key Features:

• Genuine Vaillant OEM control PCB

• Designed for ecoTEC Plus VU & VUW models

• Controls ignition, fan, pump & sensor communication

• Ensures safe and efficient boiler operation

• Resolves control faults, intermittent behaviour & error codes

• Durable, long-life electronic construction

• Direct-fit replacement for quick installation

Compatibility

The Vaillant 0010047389 PCB is compatible with:

• ecoTEC Plus VU (system boilers)

• ecoTEC Plus VUW (combi boilers)

• Any appliance listing 0010047389 in the official Vaillant parts manual

Engineers should always verify compatibility using the boiler’s model-specific service documentation.