Description
WORCESTER 87470033810 GAS VALVE – GENUINE NEW
Worcester replacement part with manufacturer part number 87470033810. This exact item is a genuine, brand-new Worcester product. It is intended for the compatible appliances shown below, where listed. Match the boiler model and MPN before ordering.
Product Details
Brand: Worcester
Manufacturer part number (MPN): 87470033810
Condition: Genuine brand new
Boiler Compatibility
Check the exact appliance model and manufacturer part number before ordering. See the GC Number tab for the verified GC references.
This part fits the following 5 appliances:
Listed compatible appliances
- Worcester SI 25SI-FSN COMBI NG
- Worcester SI 25SI-FSP COMBI LPG
- Worcester SI 28SI-FSN-GB COMBI NG
- Worcester SI 28SI-FSP-GB COMBI LPG
- Worcester SI/C1 SERIES C1 FSN COMBI NG
Ordering and support
Before you order
Use the manufacturer part number as your main check. Do not rely on a similar-looking part. Compare the appliance model and the GC Number tab before ordering.
Technical FAQs
How do I check that this is the correct replacement part?
Use manufacturer part number 87470033810 as the main check. Match it to the old part or your appliance documentation, not only to a similar-looking product.
Will this part fit my boiler?
This part is listed for 5 appliance model(s). Check your exact boiler model, MPN and GC Number tab before ordering.
Can I use a similar-looking replacement part instead?
No. Small differences in connections, ratings or boiler versions can matter. Confirm the exact MPN before ordering.
Will fitting this part fix my boiler fault?
A replacement part alone does not confirm the cause of a fault. Correct diagnosis and testing are needed before fitting any part.
Who should fit and test this part?
Installation and testing should be completed by a suitably qualified professional where required. This exact item is a genuine, brand-new Worcester product.
Related Worcester parts
Browse related Worcester boiler parts and Worcester Gas Valves.
Help and returns
For help checking this part, message us on WhatsApp. This genuine part includes a 12-month warranty. Returns are subject to the 30-day returns policy.
Product check
The product details on this page are based on reviewed source information for this exact manufacturer part number.
Installation and testing should be completed by a suitably qualified professional where required.







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