Baxi
Baxi Heat Exchanger Complete 7810654
Complete 24kW heat exchanger for Baxi Combi 2 appliances, part number 7810654.
At a glance
- Also known as 1794832
Showing prices
£627.86
£523.22 ex. VAT · VAT at 20%
Available to order · 7 working days
Available to order · 7 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 Baxi 7810654 is a complete heat exchanger rated at 24kW for Baxi Combi 2 appliances. It transfers heat from the combustion circuit into the heating and domestic hot water circuits. It is supplied as a complete assembly.
Signs this part needs replacing
- Water leaking from the heat exchanger body or its seals
- Reduced heating or hot water output, or the appliance failing to reach temperature
- Overheating faults or repeated lockouts linked to restricted flow through the exchanger
- Kettling or rumbling noises from the exchanger
- Visible scale, corrosion or pitting on the exchanger body
Before you order
- Confirm your appliance model against the fit list
- Check the appliance kW rating matches the 24kW exchanger
- Confirm the part number on the existing component is 7810654
- Inspect seals and connections for damage before fitting
Compliance
| Alternative numbers | 1794832 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BAXI 224 COMBI 2 | 47-077-48 | 47-077-48 | — | — |
| BAXI 224 LPG COMBI 2 | 47-077-50 | 47-077-50 | — | — |
| BAXI 424 COMBI 2 | 47-077-51 | 47-077-51 | — | — |
| BAXI 424 COMBI 2 LPG | 47-077-53 | 47-077-53 | — | — |
| BAXI 424 LPG COMBI 2 | 47-077-53 | 47-077-53 | — | — |
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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