Vaillant
Vaillant Connection Box 0020179948
Vaillant connection box, part number 0020179948, for aroTHERM VWZ MEH 61 and VWZ MWT 150 heat pump units.
At a glance
- Also known as 1386422
£38.77
£32.31 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 Vaillant connection box (part number 0020179948) is a component used in Vaillant aroTHERM heat pump systems. It is compatible with the VWZ MEH 61 and VWZ MWT 150 models. This part is essential for the electrical connection of these units.
Signs this part needs replacing
- Visible damage, burning, or scorch marks on the connection box
- Loose, corroded, or discoloured electrical terminals
- Intermittent electrical faults or power loss to the heat pump
- Error codes relating to communication or power supply
- Physical cracks or degradation of the housing
Before you order
- Confirm your appliance model matches the fitment list
- Check the part number 0020179948 against your existing component
- Ensure the connection box is compatible with your aroTHERM system
- Consult a qualified heating engineer if unsure
Compliance
| Alternative numbers | 1386422 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VWZ MEH 61 | — | — | — | |
| VAILLANT VWZ MWT 150 | — | — | — | |
| VAILLANT aroTHERM VWZ MEH 61 (2013-2021) | — | — | — | |
| VAILLANT aroTHERM VWZ MWT 150 | — | — | — | |
| VAILLANT aroTHERM VWZ MWT 150 (2013-2021) | — | — | — |
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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