Description
Baxi Thermostat Overheat 4rs/ss replacement part with manufacturer part number 227799. This exact item is a genuine, brand-new Baxi product. It is intended for the compatible appliances shown below, where listed. Match the boiler model and MPN before ordering.
Product Details
Brand: Baxi
Manufacturer part number (MPN): 227799
Condition: Genuine brand new
Warranty: 12 Months
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 8 appliances:
Other listed Baxi boilers
- Baxi SOLO 20/4 RS SS SYSTEM NG
- Baxi SOLO 20/4 RS SYSTEM NG
- Baxi SOLO 40/4 RS SS SYSTEM NG
- Baxi SOLO 40/4 RS SYSTEM NG
- Baxi SOLO 50/4 RS SS SYSTEM NG
- Baxi SOLO 50/4 RS SYSTEM NG
- Baxi SOLO 60/4 RS SS SYSTEM NG
- Baxi SOLO 60/4 RS SYSTEM NG
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.
Related Baxi parts
Browse related Baxi boiler parts and Baxi Boiler Accessories.
Help and returns
For help checking this part, message us on WhatsApp. This item includes a 12-month warranty. Returns are subject to the 30-day returns policy.
Product check
Use the appliance model and any listed GC number as extra checks before ordering.
Installation and testing should be completed by a suitably qualified professional where required.
Technical FAQs
How do I check that this is the correct replacement part?
Use manufacturer part number 227799 as the main check. Match it to the old part or appliance documentation, not only to a similar-looking product.
Will this part fit my boiler?
This exact part is listed for 8 appliance model(s). Check your appliance model, MPN and the GC Number tab before ordering.
Can a similar-looking part be used instead?
Do not rely on shape or appearance alone. Check the manufacturer part number and the exact appliance model before ordering a replacement.
Does the part number identify the cause of a boiler fault?
No. A part number helps identify a replacement item but does not diagnose a fault. Ask a suitably qualified professional to identify the cause where required.
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 Baxi product.











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