Vaillant Controller PCB 0020150123

Reconditioned central controller board for the compatible Vaillant flexoTHERM heat pump systems listed below.

Product Details

• Part number: 0020150123
• Product type: Main controller PCB
• Function: Acts as the central control board for the flexoTHERM heat pump, processing temperature and system signals while managing operation, monitoring and safety functions through its relays, sensors and connected terminal circuits
• Construction: Green PCB with relays, transformer, fuses, control circuitry and blue, red, yellow, grey and black terminal connectors
• 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, relay arrangement, terminal layout and part number against the existing PCB before ordering. Installation involves electrical connections and should be carried out by a qualified technician.