Refurbished and Tested PCB, HMU Indoor VA0010033772 for Vaillant VWL 128/5 IS

This is a genuine Vaillant indoor PCB, HMU (Hydromodule Unit) with part number VA0010033772. It has been professionally refurbished and tested to ensure optimal performance and meet the original manufacturer's specifications.

Key Features:

• Genuine Vaillant Part: Guarantees perfect compatibility with your Vaillant boiler.
• Refurbished and Tested: Provides reliable performance and extends the life of your boiler.
• Compatible with: Vaillant VWL 128/5 IS boiler model.

Please Note:

• This listing is for the PCB, HMU indoor only. Additional parts may be required for complete repair.
• Verify compatibility with your specific Vaillant boiler model before purchase.