Sime
Sime Ignition Electrode 6221631
Sime ignition electrode 6221631 for Murelle HE 12 series gas boilers.
At a glance
- Also known as 2042386
£35.28
£29.40 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 6221631 is an ignition electrode for Sime Murelle HE 12 series gas boilers. It provides the spark that lights the gas at the burner during ignition. This electrode is listed for the Murelle HE 12, Murelle EV HE 12 T and Murelle System He12 appliance variants.
Signs this part needs replacing
- Boiler fails to ignite or repeatedly locks out.
- No spark visible at the electrode during ignition.
- Electrode tip is cracked, worn, or heavily sooted.
- Ignition is intermittent or noisy.
- Boiler attempts to fire but does not establish flame.
Before you order
- Confirm the appliance model matches one of the fit lines above.
- Check the existing electrode and part number 6221631 before ordering.
- Verify the boiler is a Sime Murelle HE 12 series appliance.
- If unsure, consult the manufacturer's parts list for your model.
Compliance
| Alternative numbers | 2042386 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| SIME MURELLE EV HE 12 T - 8109161 | 41-283-19 | 41-283-19 | — | — |
| SIME MURELLE EV HE 12T MET - 8109150 | — | — | — | |
| SIME MURELLE HE 12 BFT MET - 8106350 | — | — | — | |
| SIME MURELLE SYSTEM HE12 - 8106360 | 41-283-05 | 41-283-05 | — | — |
| SIME SIME MURELLE HE 12 BFT MET | — | — | — | |
| SIME SIME MURELLE SYSTEM HE12 | — | — | — |
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.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.