Sime
Sime Ionisation Electrode 6221645
Sime ionisation electrode, part 6221645, for use in Sime gas boilers as listed below.
At a glance
- Part type: Electrodes
Showing prices
£17.76
£14.80 ex. VAT · VAT at 20%
Available to order · 1 working day
Available to order · 1 working day
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Sime 6221645 Ionisation Electrode is an electrode part classed in the Electrodes category, manufactured by Sime for its gas boiler range. It is used as part of the boiler's flame detection system, sensing the presence of the burner flame.
Before you order
- Check the boiler model and serial number against the fitment list above before ordering.
- Confirm whether your boiler is a natural gas or LPG model, as some appliances are listed in separate LPG variants.
- Compare the existing electrode with the part number 6221645 to confirm the correct replacement.
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| IQE ENERGY SIMPLICITY 20 T | 41-283-35 | 41-283-35 | — | — |
| IQE ENERGY SIMPLICITY 20 T LPG | — | — | — | |
| IQE ENERGY SIMPLICITY 25 | 47-283-41 | 47-283-41 | — | — |
| IQE ENERGY SIMPLICITY 25 LPG | — | — | — | |
| IQE ENERGY SIMPLICITY 25 T | 41-283-36 | 41-283-36 | — | — |
| IQE ENERGY SIMPLICITY 25 T LPG | — | — | — | |
| IQE ENERGY SIMPLICITY 30 | 47-283-42 | 47-283-42 | — | — |
| IQE ENERGY SIMPLICITY 30 LPG | — | — | — | |
| IQE ENERGY SIMPLICITY 30 T | 41-283-37 | 41-283-37 | — | — |
| IQE ENERGY SIMPLICITY 30 T LPG | — | — | — |
Showing 10 of 84 compatible appliances.
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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.
manual
IQE ENERGY appliance manual — SIMPLICITY 20 T (GC 41-283-35), SIMPLICITY 20 T LPG, SIMPLICITY 25 (GC 47-283-41), SIMPLICITY 25 LPG, SIMPLICITY 25 T (GC 41-283-36), SIMPLICITY 25 T LPG, SIMPLICITY 30 (GC 47-283-42), SIMPLICITY 30 LPG, SIMPLICITY 30 T (GC 41-283-37), SIMPLICITY 30 T LPG, SIMPLICITY 35 (GC 47-283-43), SIMPLICITY 35 LPG, SIMPLICITY 35 T, SIMPLICITY 35 T LPG
manualmanualSIME appliance manual — BRAVA DGT HE25 - ?8111800 (GC 47-283-38), BRAVA DGT HE30 - ?8111802 (GC 47-283-39), BRAVA DGT HE35 - ?8111804 (GC 47-283-40)
manualmanualSIME appliance manual — DEWY HE 30/50 WM - 3830011 (GC 47-719-23)
manualmanualSIME appliance manual — MERIDIAN HE 25 - 8111850, MERIDIAN HE 30 - 8111852
manualmanualSIME appliance manual — MERIDIAN HE 30C - 8111862
manualmanualSIME appliance manual — MURELLE ELITE HE 25 - 8112310, MURELLE ELITE HE 30 - 8112312 (GC 47-283-55), MURELLE ELITE HE 35 - 8112314 (GC 47-283-56), MURELLE ELITE HE 35T - 8112368 (GC 41-283-43)
manualmanualSIME appliance manual — MURELLE ELITE HE 30 Erp - 8114312 (GC 47-283-70), MURELLE ELITE HE 35 Erp - 8114314 (GC 47-283-71), MURELLE ELITE HE 35T Erp - 8114368 (GC 41-283-54)
manualmanualSIME appliance manual — MURELLE EV HE 20 T - 8109163 (GC 41-283-20), MURELLE EV HE 20T MET - 8109152, MURELLE EV HE 25 - 8109110 (GC 47-283-17), MURELLE EV HE 25 GPL - 8109101, MURELLE EV HE 25 MET - 8109100, MURELLE EV HE 25 T - 8109165 (GC 41-283-21), MURELLE EV HE 25-55 - 8102750, MURELLE EV HE 25/55 MET - 8102740, MURELLE EV HE 30 - 8109112 (GC 47-283-18), MURELLE EV HE 30 MET - 8109102, MURELLE EV HE 30 T - 8109167 (GC 41-283-22), MURELLE EV HE 30-55 - 8102752, MURELLE EV HE 30T MET - 8109156, MURELLE EV HE 35 - 8109114 (GC 47-283-19), MURELLE EV HE 35 MET - 8109104, MURELLE EV HE 35 T - 8109169 (GC 41-283-23), MURELLE EV HE 35T MET - 8109158
manualmanualSIME appliance manual — MURELLE HE 110 R - 8104960 (GC 41-283-28), MURELLE HE 110 R M - 8104990
manualmanualSIME appliance manual — MURELLE HE 25/55 BF - 8102720, MURELLE HE 30/55 BF - 8102722
manualmanualSIME appliance manual — MURELLE HE 50 R M MET - 8111201
manualmanualSIME appliance manual — MURELLE HE25 BF - 8106310 (GC 47-283-10), MURELLE HE30 BF - 8106312 (GC 47-283-11), MURELLE HE35 BF - 8106314 (GC 47-283-12), MURELLE SYSTEM HE20 - 8106362 (GC 41-283-06), MURELLE SYSTEM HE25 - 8106364 (GC 41-283-07), MURELLE SYSTEM HE30 - 8106366 (GC 41-283-08), MURELLE SYSTEM HE35 - 8106368 (GC 41-283-09)
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)
manualmanualSIME appliance manual — iQE SIMPLICITY 20 T - 8109526, iQE SIMPLICITY 25 - 8109517, iQE SIMPLICITY 25 T - 8109527, iQE SIMPLICITY 30 - 8109518, iQE SIMPLICITY 30 T - 8109528, iQE SIMPLICITY 35 - 8109519, iQE SIMPLICITY 35 T - 8109529
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