Alpha
Alpha silicone tube 4mm x 8mm 1.2363
Genuine Alpha silicone tube, 4mm x 8mm, part number 1.2363.
At a glance
- Also known as 1250385
Showing prices
£9.38
£7.82 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
This is a length of silicone tube used within affected Alpha boilers, sized 4mm x 8mm. It is a genuine Alpha part, number 1.2363. The manufacturer's own listing does not state which internal connection it is used for.
Signs this part needs replacing
- Visible perishing, cracking or hardening of the tube
- The tube has come loose or detached from its connection
- Signs of a leak or blockage along the tube
Before you order
- Match this part number and size (4mm x 8mm) against the tube fitted to your boiler
- Isolate the boiler before working on internal tubing
Compliance
| GC number | 343-672 |
|---|---|
| Alternative numbers | SILICONE-TUBE-CB50, 1250385 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ALPHA 240 | 47-532-04 | 47-532-04 | — | — |
| ALPHA 240 ECO | 47-532-05 | 47-532-05 | — | — |
| ALPHA 240E | 47-532-06 | 47-532-06 | — | — |
| ALPHA 240E (LPG) | — | — | — | |
| ALPHA 240P | 47-532-09 | 47-532-09 | — | — |
| ALPHA 240X | 47-532-13 | 47-532-13 | — | — |
| ALPHA 240XE | 47-532-11 | 47-532-11 | — | — |
| ALPHA 240XP | 47-532-10 | 47-532-10 | — | — |
| ALPHA 280E | 47-532-08 | 47-532-08 | — | — |
| ALPHA 280E (LPG) | — | — | — |
Showing 10 of 100 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
ALPHA appliance manual — 240 (GC 47-532-04), 240E (GC 47-532-06), 240E (LPG), 240P (GC 47-532-09), 280E (GC 47-532-08), 280E (LPG), 280P (GC 47-532-12)
manualmanualALPHA appliance manual — 240 ECO (GC 47-532-05)
manualmanualALPHA appliance manual — 240X (GC 47-532-13)
manualmanualALPHA appliance manual — 240XE (GC 47-532-11), 240XP (GC 47-532-10)
manualmanualALPHA appliance manual — 500 E (GC 47-532-07)
manualmanualALPHA appliance manual — C23 (GC 47-532-22), C23 (LPG), C27 (GC 47-532-23), C27 (LPG)
manualmanualALPHA appliance manual — CB24 (GC 47-532-15), CB24 (LPG), CB24X (GC 47-532-14), CB24X (LPG), CB28 (GC 47-532-16), CB28 (LPG), CB28X (GC 47-532-17), CB28X (LPG)
manualmanualALPHA appliance manual — CB50 (GC 47-532-18), CB50 (LPG)
manualmanualALPHA appliance manual — CD12S (GC 41-532-16), CD12S (LPG) (GC 41-532-17), CD20S (GC 41-532-18), CD20S (LPG) (GC 41-532-19), CD28S (GC 41-532-20), CD28S (LPG) (GC 41-532-21)
manualmanualALPHA appliance manual — CD13R (GC 41-532-05), CD13R (LPG) (GC 41-532-11), CD18R (GC 41-532-03), CD18R (LPG) (GC 41-532-09), CD24R (GC 41-532-04), CD24R (LPG) (GC 41-532-10)
manualmanualALPHA appliance manual — CD18S (GC 41-532-06), CD18S (LPG) (GC 41-532-13), CD30S (GC 41-532-08), CD30S (LPG) (GC 41-532-14)
manualmanualALPHA appliance manual — CD24C (GC 47-532-19), CD24C (LPG) (GC 47-532-29), CD24S (GC 41-532-02), CD24S (LPG) (GC 41-532-15), CD32C (GC 47-532-21), CD32C (LPG) (GC 47-532-30)
manualmanualALPHA appliance manual — CD25C (GC 47-532-31), CD25C (LPG) (GC 47-532-32), CD28C (GC 47-532-33), CD28C (LPG) (GC 47-532-34), CD28C EXTRA, CD28C EXTRA (LPG), CD35C (GC 47-532-35), CD35C (LPG) (GC 47-532-36)
manualmanualALPHA appliance manual — CD25X (GC 47-532-39), CD25X (LPG) (GC 47-532-40), CD28X (GC 47-532-37), CD28X (LPG) (GC 47-532-38)
manualmanualALPHA appliance manual — CD50 (GC 47-532-24), CD50 (LPG)
manualmanualALPHA appliance manual — HE CB25 (GC 47-532-25), HE CB25 (LPG) (GC 47-532-27), HE CB33 (GC 47-532-26), HE CB33 (LPG) (GC 47-532-44), HE SY25 (GC 41-532-07), HE SY25 (LPG) (GC 41-532-12)
manualmanualALPHA appliance manual — HE25 (GC 47-532-41), HE25 (LPG) (GC 47-532-42), HE33 (GC 47-532-43), HE33 (LPG) (GC 47-532-44)
manualmanualALPHA appliance manual — SY24 (GC 41-532-01), SY24 (LPG)
manualNo technical questions yet for this part.
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