Vaillant
Vaillant Relay A40 0020072032
Vaillant A40 relay, part number 0020072032, for use with VWS 380/2 and VWS 460/2 appliances.
At a glance
- Also known as 1385620
Showing prices
£187.25
£156.04 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 Vaillant A40 relay (part number 0020072032) is an electrical switching component used in the control circuitry of Vaillant appliances. It is listed for use with the VWS 380/2 and VWS 460/2 models.
Signs this part needs replacing
- The appliance fails to start or does not respond when a demand is applied.
- Heating or hot water operation is intermittent, with the appliance cutting in and out.
- The relay can be heard clicking repeatedly without the appliance responding.
- Visible scorching, discolouration or a burnt smell around the relay.
- Fault codes or lockouts linked to the switching circuit.
Before you order
- Confirm your appliance model is the VWS 380/2 or VWS 460/2.
- Check the part number 0020072032 against the existing component or the manufacturer's parts list.
- Isolate the electrical supply before removing or fitting the relay.
Compliance
| Alternative numbers | 1385620 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VWS 380/2 | — | — | — | |
| VAILLANT VWS 460/2 | — | — | — |
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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