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Thermostat Overheat 4RS/SS

Part number (MPN)
227799

OEM Replacement Part & Compatibility Table

Brand
Guide price (£)
Not available: check the current price with the seller
Source
retailer parts list
checked 2026-11-06
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Compatible appliances

  • Baxi Solo WM RS 40/4
  • Baxi Solo WM RS 41384
  • Baxi Solo WM RS 50/4
  • Baxi Solo WM RS 60/4
  • Baxi Solo WM RS SS 40/4
  • Baxi Solo WM RS SS 41384
  • Baxi Solo WM RS SS 50/4
  • Baxi Solo WM RS SS 60/4

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does 227799 fit?

The sources we checked list 227799 (Thermostat Overheat 4RS/SS, Baxi) for: Baxi Solo WM RS 40/4, Baxi Solo WM RS 41384, Baxi Solo WM RS 50/4, Baxi Solo WM RS 60/4, Baxi Solo WM RS SS 40/4, Baxi Solo WM RS SS 41384, Baxi Solo WM RS SS 50/4, Baxi Solo WM RS SS 60/4. Always check the model and serial number on the data plate before ordering.

Does 227799 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 227799. Ask a Baxi stockist to confirm.

What should I check before fitting 227799?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Related parts

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.