VAILLANT 064946 DHW HEAT EXCHANGER

  • Our Part No: 1372656
  • MPN: 064946

We're sorry but this product has now been discontinued by Vaillant Boiler Spares and can no longer be purchased.

No known replacement is available.

Why Choose DHS?

VAILLANT 064946 DHW HEAT EXCHANGER.

Product Information: There are two different types of heat exchanger that can be installed, they are the primary heat exchanger and the secondary heat exchanger. The primary is present in almost all boilers and it transfers the heat from the burner to the water within the system. The secondary heat exchanger is only required in a combi boiler and allows the heat to be transferred between one closed system and another.

This part is present in 13 different boilers in the Vaillant range including the Vaillant VCW 240 XT , VCW 280 XT , VCW 242 E , VCW 240 T , COMBIcompact VCW 282 E . In the next tab there is an appliance grid with links to all boilers that contain this part, Please use this if you would like to view all other spares that fit that model and download the user manual for that appliance. If none of these models match the appliance you have, please contact us before ordering so we can confirm this part is compatible.

We recommend that all parts are fitted by a fully qualified gas safe certified plumber. If you require any help locating a part, please feel free to contact us. Collectively we have over 200 years of boiler spares knowledge and distribution experience and our friendly call centre staff will be happy to help you with any query you may have


The VAILLANT 064946 DHW HEAT EXCHANGER is a genuine, brand new Vaillant Boiler Spares product, covered by a Vaillant Boiler Spares manufacturer's guarantee.

Not what you're looking for? Try our unique Spares Finder tool or you can view all Vaillant Boiler Spares products.

For advice on this or any product, please call us on 0330 123 3707, email us at web@dhsspares.co.uk, or see additional ways to contact us here.

At DHS we offer a range of product options to suit different budgets and requirements, while maintaining quality and reliability across all categories.

Below is an explanation of each product type available on our website. Please note that not all products will have all options available.

Unbranded Part

BEST VALUE

Unbranded Component Product. Genuine manufacturer component, but no branded packaging.

  • Sourced Directly from the Manufacturer
  • Supplied in Unbranded Packaging
  • Same Quality & Function as OEM Version
  • Cost Effective Alternative
  • 12 Month Warranty

Branded Part

ORIGINAL PART

Original Equipment Manufacturer Component with branded packaging.

  • Genuine Original Part
  • Sourced Directly from the Manufacturer
  • Manufacturers Official Packaging
  • Trusted Manufacturer Quality
  • 12 Month Warranty

Alternative Part

Compatible replacement parts sourced from a third party Manufacturer.

  • Lower Cost Replacement Option
  • Fully Functional Alternative
  • Appearance, design or materials may differ from the original part
  • 12 Month Warranty

Refurbished Part

Original OEM components that have been professionally refurbished.

  • Genuine OEM Component Professionally Refurbished and Tested
  • Environmentally Conscious Choice
  • Excellent Value for Money
  • 12 Month Warranty

Need Help Choosing?

If you are unsure of which product category is right for your repair or installation, our team is happy to help.

Contact us for expert advice on compatibility, pricing and availability.

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