Description
The Viessmann 18 Plate Heat Exchanger 7841779 is a genuine brand-new replacement plate heat exchanger designed for selected Viessmann Vitodens 050-W combination boilers. Supplied under Viessmann manufacturer part number 7841779, this replacement component is compatible with the boiler models listed below. Before ordering, always confirm your boiler model and manufacturer part number to ensure compatibility.
The plate heat exchanger is an important component within the boiler’s heat transfer system, transferring heat between water circuits to support domestic hot water production. If the existing heat exchanger is damaged, blocked or requires replacement, fitting the correct part is essential for compatibility and reliable boiler operation. Installation should be carried out by a suitably qualified Gas Safe registered engineer.
Product Details
Brand: Viessmann
Part Type: Plate Heat Exchanger
MPN: 7841779
Warranty: 12 Months
Condition: Genuine Brand New
Boiler Compatibility
The Viessmann 18 Plate Heat Exchanger 7841779 is compatible with the following boiler models:
Viessmann Vitodens 050-W BPJC
Fits Appliance(s) GC No.
Vitodens 050-W BPJC29 Combi NG
Vitodens 050-W BPJC35 Combi NG
Viessmann Vitodens 050-W BPJD
Fits Appliance(s) GC No.
Vitodens 050-W BPJD35 Combi NG
Before ordering, please check your boiler model and Viessmann manufacturer part number 7841779 to ensure this is the correct replacement component for your appliance.
Delivery & Collection
Collection is available from our Newcastle showroom at Unit 5, Penn Street, Newcastle upon Tyne, NE4 7BG, subject to stock availability. We also offer fast UK delivery via Royal Mail First Class or DPD Next Day, with most orders arriving within one to two working days. Boiler components should be installed by a suitably qualified Gas Safe registered engineer.
Warranty
This brand-new genuine Viessmann 18 plate heat exchanger is supplied with a 12-month warranty. Warranty claims may be subject to inspection and confirmation that the component was correctly selected and professionally installed.
Returns
We accept returns within 30 days of delivery. The product must be unused, unfitted and returned in its original unopened packaging with all seals intact. We cannot accept returns for components that have been fitted, used, damaged or returned in an unsuitable condition. Please check the boiler model, serial-number range and part number carefully before ordering.
If you need any help, our team is happy to assist. Please contact us by phone or WhatsApp chat.
Frequently Asked Questions
Is the Viessmann 7841779 plate heat exchanger compatible with my boiler?
The 7841779 plate heat exchanger is compatible with the selected Viessmann Vitodens 050-W BPJC29, BPJC35 and BPJD35 Combi NG models listed above. Always check your boiler model before ordering.
What is the Viessmann 7841779 plate heat exchanger?
The Viessmann 7841779 is an 18 plate heat exchanger designed as a replacement component for compatible Viessmann combination boilers.
What does a plate heat exchanger do?
A plate heat exchanger transfers heat between separate water circuits within the boiler, helping provide domestic hot water.
How do I confirm that 7841779 is the correct replacement part?
Check your boiler model and confirm that Viessmann manufacturer part number 7841779 matches the required replacement component.
Does this product come with a warranty?
Yes. This genuine brand-new Viessmann 18 plate heat exchanger 7841779 comes with a 12-month warranty.
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