Description
The Viessmann Flow Switch B2HX 19-35 7826308 is a genuine brand-new replacement component designed for selected Viessmann B2HX 19-35 boilers. Supplied under manufacturer part number 7826308, this flow switch comes with a 12-month warranty. Before ordering, always confirm your boiler model, serial number and manufacturer part number to ensure compatibility.
The flow switch detects water flow within the boiler and signals the control system when there is sufficient flow to operate safely. A faulty flow switch may cause hot water issues, heating interruptions or boiler lockouts. As it forms part of the boiler’s operating and safety system, installation should be completed by a suitably qualified Gas Safe registered engineer.
Product Details
Brand: Viessmann
Part Type: Flow Switch
MPN: 7826308
Warranty: 12 Months
Condition: Genuine Brand New
Boiler Compatibility
The Viessmann Flow Switch B2HX 19-35 7826308 is compatible with selected Viessmann B2HX 19-35 boilers.
Please confirm your boiler model, serial number and manufacturer part number 7826308 before ordering to ensure this is the correct replacement part.
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 boiler flow switch 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, GC number, edition, 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
What does the Viessmann 7826308 flow switch do?
The flow switch monitors water flow within the boiler and signals the control board when sufficient flow is present. This helps the boiler operate safely and deliver heating and hot water when required.
Is the Viessmann 7826308 flow switch compatible with my boiler?
This flow switch is designed for selected Viessmann B2HX 19-35 boilers. Always check your boiler model and manufacturer part number before ordering.
What symptoms may indicate a faulty flow switch?
Common symptoms include no hot water, intermittent hot water, heating interruptions, boiler lockouts or the boiler failing to recognise water flow. Similar symptoms may also be caused by other components.
How do I confirm that 7826308 is the correct replacement?
Check your boiler’s model, serial number and existing manufacturer part number. The replacement part number should match 7826308 or the official Viessmann spare parts information.
Is this a genuine Viessmann replacement part?
Yes. This is a genuine brand-new Viessmann flow switch.
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