Viessmann 200-W B2HA Ionization Electrode With Gasket 7839451

Description

The Viessmann 200-W B2HA Ionization Electrode With Gasket 7839451 is a genuine brand-new replacement ionization electrode supplied with a gasket for selected Viessmann Vitodens 200-W B2HA and B2KA boilers. Supplied under Viessmann manufacturer part number 7839451, this component is suitable for the compatible appliance models and serial-number ranges listed below.

The ionization electrode is part of the boiler’s ignition and flame monitoring system, helping the appliance detect and monitor the presence of a flame during operation. If the existing electrode is worn or faulty, replacing it with the correct manufacturer part can help restore reliable boiler operation. Installation should be carried out by a suitably qualified Gas Safe registered engineer.

Product Details

Brand: Viessmann
Part Type: Ionization Electrode With Gasket
MPN: 7839451
Warranty: 12 Months
Condition: Genuine Brand New

Boiler Compatibility

The Viessmann 200-W B2HA Ionization Electrode With Gasket 7839451 is compatible with the following boilers:

Viessmann 200-W B2HA

Fits Appliance(s) GC No.

200-W B2HA 26kW System (Serial No. 7454869)
200-W B2HA 30kW System (Serial No. 7454871)
200-W B2HA 35kW System (Serial No. 7454873)

Viessmann 200-W B2KA

Fits Appliance(s) GC No.

200-W B2KA 26kW Combi (Serial No. 7454870)
200-W B2KA 30kW Combi (Serial No. 7454872)
200-W B2KA 35kW Combi (Serial No. 7454874)

Before ordering, please check your boiler model, serial number and Viessmann manufacturer part number 7839451 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 ionization electrode with gasket 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

Is the Viessmann 7839451 ionization electrode compatible with my boiler?

The 7839451 ionization electrode with gasket is compatible with the selected Viessmann 200-W B2HA and B2KA boiler models listed above. Always check your boiler model and serial number before ordering.

What does the Viessmann 7839451 ionization electrode do?

The ionization electrode forms part of the boiler’s flame monitoring system and helps the appliance detect the presence of a flame during operation.

Does the Viessmann 7839451 come with a gasket?

Yes. This product is supplied as an ionization electrode with gasket.

How do I confirm that 7839451 is the correct replacement part?

Check your boiler model and serial number, then confirm that Viessmann manufacturer part number 7839451 matches the required replacement component.

Does this product come with a warranty?

Yes. The genuine brand-new Viessmann ionization electrode with gasket 7839451 comes with a 12-month warranty.