Sime
Sime Safety Thermostat 6146722
95°C safety thermostat for Sime gas boilers, including Ecomfort and Murelle HE models.
At a glance
- Also known as 2042124
£11.36
£9.47 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Sime 6146722 is a 95°C safety thermostat for Sime gas boilers. It acts as an overheat cut-out, interrupting the burner circuit if the appliance exceeds its safe operating temperature. It is used across the Ecomfort and Murelle HE ranges.
Signs this part needs replacing
- Boiler frequently locks out and requires resetting
- Boiler fails to fire after an overheat event
- Overheat warning or lockout code displayed
- No continuity across thermostat terminals when tested
Before you order
- Confirm the part number 6146722 matches the thermostat being replaced
- Check your boiler model against the fit list
- Verify the temperature rating is 95°C
- Ensure the electrical connections are compatible
Compliance
| Alternative numbers | 2042124 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| SIME ECOMFORT 25HE | 47-283-06 | 47-283-06 | — | — |
| SIME ECOMFORT 30HE | 47-719-25 | 47-719-25 | — | — |
| SIME ECOMFORT PLUS 25HE - 8104012 | 47-283-13 | 47-283-13 | — | — |
| SIME ECOMFORT PLUS 25HE SYSTEM - 8104013 | 41-283-10 | 41-283-10 | — | — |
| SIME ECOMFORT PLUS 30 HE - 8104011 | 47-283-14 | 47-283-14 | — | — |
| SIME ECOMFORT SYSTEM 25HE | 41-283-04 | 41-283-04 | — | — |
| SIME MURELLE HE 110 R - 8104960 | 41-283-28 | 41-283-28 | — | — |
| SIME MURELLE HE 110 R M - 8104990 | — | — | — | |
| SIME PLANET DEWY 100 BFR - 8104950 | 41-283-11 | 41-283-11 | — | — |
| SIME PLANET DEWY 30 BFR MET - 8093590 | — | — | — |
Showing 10 of 21 compatible appliances.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
SIME appliance manual — ECOMFORT 25HE (GC 47-283-06), ECOMFORT 30HE (GC 47-719-25), ECOMFORT SYSTEM 25HE (GC 41-283-04)
manualmanualSIME appliance manual — ECOMFORT PLUS 25HE - 8104012 (GC 47-283-13), ECOMFORT PLUS 25HE SYSTEM - 8104013 (GC 41-283-10), ECOMFORT PLUS 30 HE - 8104011 (GC 47-283-14)
manualmanualSIME appliance manual — MURELLE HE 110 R - 8104960 (GC 41-283-28), MURELLE HE 110 R M - 8104990
manualmanualSIME appliance manual — PLANET DEWY 100 BFR - 8104950 (GC 41-283-11), PLANET DEWY 60 BFR - 8093575 (GC 41-283-03), PLANET DEWY 60 BFR - 8093577 (GC 41-283-03)
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