Alpha
Alpha primary/condensing heat exchanger 1.018030
Genuine Alpha primary/condensing heat exchanger for the CD Range 18S and 24C/24S boilers.
At a glance
- Also known as 1250220
- Fitting should be carried out by a Gas Safe registered engineer
Showing prices
£582.89
£485.74 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
A genuine Alpha primary/condensing heat exchanger, part number 1.018030. It transfers heat from the burner into the water circulating through the boiler.
Signs this part needs replacing
- Reduced heat output or lukewarm radiators/hot water
- Boiler locks out on an overheat or flow fault
- Kettling or banging noises from the boiler
- Visible leaks or scale build-up around the heat exchanger
Before you order
- Confirm your exact boiler model (CD24C, CDS18S or CDS24S) before ordering
- Isolate the water and electrical supply before removing the old exchanger
- Fitting should be carried out by a Gas Safe registered engineer
Compliance
| GC number | E94-408 |
|---|---|
| Alternative numbers | 1250220 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| ALPHA ALPHA CD18S | — | — | — | |
| ALPHA ALPHA CD24C | — | — | — | |
| ALPHA ALPHA CD24S | — | — | — | |
| ALPHA CD18S | 41-532-06 | 41-532-06 | — | — |
| ALPHA CD18S (LPG) | 41-532-13 | 41-532-13 | — | — |
| ALPHA CD24C | 47-532-19 | 47-532-19 | — | — |
| ALPHA CD24C (LPG) | 47-532-29 | 47-532-29 | — | — |
| ALPHA CD24S | 41-532-02 | 41-532-02 | — | — |
| ALPHA CD24S (LPG) | 41-532-15 | 41-532-15 | — | — |
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.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.