Description
The Viessmann 333 WS3A 26kW Ignition Electrode 7819627 is a genuine brand-new replacement ignition electrode designed for the Viessmann Vitodens 333 WS3A 26kW boiler. Supplied under manufacturer part number 7819627, this ignition electrode comes with a 12-month warranty. Always check your boiler model, output, serial number and part number before ordering.
The ignition electrode creates the spark needed to ignite the burner during the boiler’s start-up sequence. A faulty electrode may cause ignition failure, repeated ignition attempts or boiler lockouts. 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: Ignition Electrode
MPN: 7819627
Warranty: 12 Months
Condition: Genuine Brand New
Boiler Compatibility
Viessmann Vitodens 333 WS3A
Fits Appliance GC No.
333 WS3A 26kW (Serial No. 7246172) 47-819-07
Before ordering, please check your boiler model, GC number, serial number and Viessmann manufacturer part number 7819627 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 ignition 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 7819627 ignition electrode compatible with my boiler?
Yes, it is listed for the Viessmann 333 WS3A 26kW boiler with serial number 7246172. Always verify the serial number and part number before ordering.
What does the Viessmann 7819627 ignition electrode do?
The ignition electrode creates the spark required to ignite the burner during the boiler’s start-up sequence.
What are the symptoms of a faulty ignition electrode?
Common symptoms can include ignition failure, repeated ignition attempts, intermittent burner start-up and boiler lockouts. Other components can cause similar symptoms.
How can I confirm that 7819627 is the correct replacement?
Check your boiler model, output and serial number against the compatibility information. You should also confirm that Viessmann part number 7819627 matches the required component.
Does this ignition electrode come with a warranty?
Yes. This genuine brand-new Viessmann ignition electrode comes with a 12-month warranty.











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