Vaillant
Vaillant pump 0010034353
Genuine Vaillant heating system pump, part number 0010034353.
At a glance
- Part type: Pump
- Also known as 1391520
- Have the work carried out by a Gas Safe registered engineer where the pump is integral to the boiler
Showing prices
£374.48
£312.07 ex. VAT · VAT at 20%
Available to order · 1 working day
Available to order · 1 working day
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
This is a genuine Vaillant heating pump, listed under manufacturer part number 0010034353.
Signs this part needs replacing
- Little or no heat reaching radiators despite the boiler firing
- Pump is noisy, humming or not spinning freely
- Pump leaking from the seal
- Boiler locking out on a low-flow or pump fault
Before you order
- Confirm the part number printed on your existing pump matches 0010034353
- Isolate power and drain the relevant part of the system before removal
- Have the work carried out by a Gas Safe registered engineer where the pump is integral to the boiler
Compliance
| Alternative numbers | 1391520 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT aroTHERM PLUS /6 VWL 105/6 A 230V S2 (2020-2021) | — | — | — | |
| VAILLANT aroTHERM PLUS /6 VWL 125/6 A 230V S2 (2020-2021) | — | — | — |
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 documents held for this part. The technical team will source them from the manufacturer — usually the same working day.
No technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.