Vaillant Main Controller PCB 0020150124

Reconditioned 400V main controller and terminal PCB for the compatible Vaillant flexoTHERM heat pump systems listed below.

Product Details

• Part number: 0020150124
• Product type: Main controller PCB / 400V terminal board
• Function: Distributes and switches the 400V supply and manages the connected heat pump circuits, while the relays, terminals, sensors and safety inputs allow the controller to regulate temperature, monitor operation and protect the system. A failed board can cause loss of heating control, monitoring or safety functions
• Construction: Green PCB with high-current terminal blocks, relays, fuses, plug connectors and control circuitry
• Condition: Reconditioned
• Brand: Vaillant

Compatibility

• Vaillant flexoTHERM heat pump systems
• Vaillant VWF 157/4 from 2015 onwards
• Vaillant VWF 197/4 from 2015 onwards

Check the board marking, terminal arrangement, relay layout and part number against the existing PCB before ordering. Installation involves high voltage and should be carried out by a qualified technician.