Buderus
Buderus Cable Wiring Harness 78109
Buderus 78109 cable wiring harness for 600 series gas boilers.
At a glance
- Also known as 2240782
£117.58
£97.98 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Buderus 78109 is a cable wiring harness supplied for Buderus gas boilers in the 600 range. It forms part of the boiler's internal wiring, carrying electrical connections between components within the appliance. The harness is listed under wiring spares for Buderus gas boiler models.
Signs this part needs replacing
- Visible scorching, melting or discoloured insulation on the harness
- Brittle, cracked or perished wiring insulation
- Loose, corroded or pushed-back terminals in the connector plugs
- Intermittent faults or loss of signal to boiler components traced to the harness
- Chafed or damaged conductors where the harness routes through the casing
Before you order
- Confirm the boiler model matches one of the listed 600 series variants
- Check the existing harness part number against 78109 before ordering
- Inspect the connector plugs and pin count for a like-for-like match
- Verify the fault lies with the harness rather than the component it connects to
Compliance
| Barcode / EAN | 4051516161316 |
|---|---|
| Alternative numbers | 2240782 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| BUDERUS 600-11R | 41-110-21 | 41-110-21 | — | — |
| BUDERUS 600-19R | 41-110-22 | 41-110-22 | — | — |
| BUDERUS 600-24R | 41-110-23 | 41-110-23 | — | — |
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.
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