Vaillant
Vaillant Inverter 8000010447
Vaillant inverter, part number 8000010447, for Arotherm 5/5 VWL 35/5, 55/5 and 75/5 AS 230V S2 R1 heat pumps.
At a glance
- Appliance family: Arotherm 5/5
- Also known as 1389816
£755.92
£629.93 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 8000010447 is an inverter used on Arotherm 5/5 air-to-water heat pumps. It controls the speed of the compressor drive, matching output to the heating demand of the system. It is fitted to the VWL 35/5, VWL 55/5 and VWL 75/5 AS 230V S2 R1 models.
Signs this part needs replacing
- The heat pump fails to start, or starts and stops after a short run
- An inverter-related fault code is shown on the appliance display
- The compressor does not run or does not modulate with demand
- Intermittent shutdowns or loss of heating and hot water output
- Visible damage, discolouration, a burning smell or moisture at the inverter
Before you order
- Check the model on the appliance data plate against the fit list above
- Confirm the part number 8000010447 against the manufacturer's parts list for your unit
- Make sure the inverter is the failed component before ordering
- Isolate the power supply before removing or fitting the part
Compliance
| Alternative numbers | 1389816 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT aroTHERM 5/5 VWL 35/5 AS 230V S2 R1 (2019-2022) | — | — | — | |
| VAILLANT aroTHERM 5/5 VWL 55/5 AS 230V S2 R1 (2019-2022) | — | — | — | |
| VAILLANT aroTHERM 5/5 VWL 75/5 AS 230V S2 R1 (2022) | — | — | — |
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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