Description
The Viessmann 200-W WB2C System 19kW Electrode 7834038 is a genuine brand-new replacement electrode designed for selected Viessmann Vitodens 200-W, 222-F and 242-F boilers. Supplied under manufacturer part number 7834038, this electrode comes with a 12-month warranty. Before ordering, always confirm your boiler model, GC number, serial number and manufacturer part number to ensure compatibility.
The electrode plays a vital role in the boiler’s ignition and combustion process by helping ignite the burner and maintain safe boiler operation. A worn or damaged electrode may cause ignition failures, boiler lockouts or unreliable heating performance. As it forms part of the boiler’s combustion system, installation and testing should be completed by a suitably qualified Gas Safe registered engineer.
Product Details
Brand: Viessmann
Part Type: Electrode
MPN: 7834038
Warranty: 12 Months
Condition: Genuine Brand New
Boiler Compatibility
The Viessmann 200-W WB2C System 19kW Electrode 7834038 is compatible with the following boilers.
Viessmann Vitodens 200 WB2B
Fits Appliance GC No.
200 WB2B 19kW System (Serial No. 7248823) 41-819-14
Viessmann Vitodens 200-W B2HA
Fits Appliance GC No.
200-W B2HA 19kW System (Serial No. 7454868)
Viessmann Vitodens 200-W B2HB
Fits Appliance GC No.
200-W B2HB 19kW System (Serial No. 7570787)
Viessmann Vitodens 200-W WB2C
Fits Appliance GC No.
200-W WB2C System 19kW (Serial No. 7424985) 41-819-14 WB2C
Viessmann 222-F
Fits Appliance GC No.
222-F B2TB 19kW (Serial No. 7570809)
Viessmann 242-F
Fits Appliance GC No.
242-F FB2B 19kW (Serial No. 7438010) 47-819-18
Before ordering, please check your boiler model, GC number, serial number and Viessmann manufacturer part number 7834038 to ensure this is the correct replacement part 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 boiler electrode 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 7834038 electrode compatible with my boiler?
This electrode is compatible with the listed Viessmann Vitodens 200-W WB2B, B2HA, B2HB, WB2C, 222-F and 242-F models. Always check your boiler model, serial number and manufacturer part number before ordering.
What does the Viessmann 7834038 electrode do?
The electrode helps ignite the burner and supports safe combustion, allowing the boiler to start and operate correctly.
What symptoms may indicate a faulty electrode?
Common symptoms include ignition failure, repeated ignition attempts, boiler lockouts, intermittent burner operation or no heating and hot water. Professional diagnosis is recommended.
How do I confirm that 7834038 is the correct replacement part?
Check your boiler model, GC number, serial number and confirm that Viessmann manufacturer part number 7834038 matches your existing electrode or the official parts information.
Does this product come with a warranty?
Yes. This genuine brand-new Viessmann electrode comes with a 12-month warranty.











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