Potterton
Potterton Basic CB120 Module Wiring S136811
Potterton CB120 module wiring (S136811) for NXR3 and NXR4 commercial boilers.
£134.40
£112.00 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 BASIC CB120 MODULE WIRING is a Potterton wiring module supplied under part number S136811. It forms part of the control wiring arrangement on Potterton commercial gas boilers, connecting the boiler module to the appliance's electrical circuit.
Signs this part needs replacing
- Boiler fails to run or locks out with an electrical or module-related fault
- Intermittent operation traced to the module wiring loom or its connections
- Visible damage to the wiring, insulation or plug terminals
- Loose, corroded or heat-affected connections at the module
Before you order
- Confirm the boiler model against the fitment list above
- Check the part number marked on the existing module wiring
- Inspect the module and its connections before ordering to confirm the wiring is the faulty item
No specification data held for this part.
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| POTTERTON POTTERTON DERWENT PRESTIGE PLUS | — | — | — | |
| POTTERTON COMMERCIAL NXR3 4 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR3 5 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR3 6 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR3 7 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR3 8 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR3 9 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR4 10 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR4 11 SECTION | — | — | — | |
| POTTERTON COMMERCIAL NXR4 12 SECTION | — | — | — |
Showing 10 of 17 compatible appliances.
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.
POTTERTON COMMERCIAL appliance manual — NXR3 4 SECTION, NXR3 5 SECTION, NXR3 6 SECTION, NXR3 7 SECTION, NXR3 8 SECTION, NXR3 9 SECTION
manualmanualPOTTERTON COMMERCIAL appliance manual — NXR4 10 SECTION, NXR4 11 SECTION, NXR4 12 SECTION, NXR4 13 SECTION, NXR4 14 SECTION, NXR4 15 SECTION, NXR4 16 SECTION, NXR4 17 SECTION, NXR4 9 SECTION
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