Potterton
Potterton Fuse 1Amp 1/4in x 1.1/4in 641902
1Amp fuse, 1/4in diameter x 1.1/4in long, for Potterton Netaheat 10/16 and 16/22 gas boilers.
At a glance
- Also known as 1124311
Showing prices
£7.56
£6.30 ex. VAT · VAT at 20%
Available to order · 3 working days
Available to order · 3 working days
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 Potterton 641902 is a 1Amp fuse measuring 1/4in in diameter and 1.1/4in long. It is fitted to Potterton Netaheat gas boilers, where it protects the appliance's electrical circuit.
Signs this part needs replacing
- Boiler is completely dead with no power or indicator lights
- Fuse element is visibly broken or the glass is blackened
- Fuse blows again immediately after replacement
- Boiler loses power following an electrical fault or surge
Before you order
- Confirm the existing fuse is rated at 1Amp
- Check the physical dimensions match 1/4in diameter x 1.1/4in long
- Verify your boiler model against the Netaheat list above
- Isolate the electrical supply before removing or fitting the fuse
Compliance
| GC number | 357-625 |
|---|---|
| Barcode / EAN | 5039177675013 |
| Alternative numbers | 1124311 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| POTTERTON NETAHEAT 10/16 MK1 | 41-601-03 | 41-601-03 | — | — |
| POTTERTON NETAHEAT 10/16 MK2 | 41-601-10 | 41-601-10 | — | — |
| POTTERTON NETAHEAT 10/16 MK2F | 41-601-34 | 41-601-34 | — | — |
| POTTERTON NETAHEAT 16/22 MK1 | 41-601-04 | 41-601-04 | — | — |
| POTTERTON NETAHEAT 16/22 MK2 | 41-601-11 | 41-601-11 | — | — |
| POTTERTON NETAHEAT 16/22 MK2F | 41-601-35 | 41-601-35 | — | — |
| POTTERTON POTTERTON NETAHEAT 10/16 MK2F | — | — | — | |
| POTTERTON POTTERTON NETAHEAT 10/16 Mk1 | — | — | — | |
| POTTERTON POTTERTON NETAHEAT 16/22 MK2 | — | — | — | |
| POTTERTON POTTERTON NETAHEAT 16/22 MK2F | — | — | — |
Showing 10 of 12 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.
No technical questions yet for this part.
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