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Vaillant 0020183478 pump motor S1-15/11A B with brass locking ring and cable

Vaillant 0020183478 Pump Motor S1-15/11A B – 230V 24W – Genuine Vaillant Spare - Image 2

✓ Genuine Boiler SpareBoiler Spares

Vaillant 0020183478 Pump Motor S1-15/11A B – 230V 24W – Genuine Vaillant Spare

Name: Vaillant 0020183478 Pump Motor S1-15/11A B – 230V 24W – Genuine Vaillant Spare - Apex Plumbing Merchants
SKU: 0020183478
Price: 299.99 GBP
Availability: InStock

£299.99

SKU: 0020183478 Category: Boiler Spares Tags: 0020183478, boiler pump, boiler spares, central heating pump, pump head, S1-15/11A B, Vaillant, Vaillant pump, Vaillant pump motor, Vaillant spares

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✓ Genuine Part
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The Vaillant 0020183478 Pump Motor (Type S1-15/11A B) is a genuine Vaillant replacement pump head for Vaillant heating appliances. It circulates hot water through the boiler, radiators and hot water system, keeping your heating working evenly and efficiently.

A faulty pump can cause no heating, poor hot water, noisy operation, overheating or boiler lockouts. Replacing the pump motor restores normal circulation and reliable boiler performance.

Key Features

Genuine Vaillant part – Part No. 0020183478
Pump type S1-15/11A B
230V / 50Hz, 24W low power motor
Brass bayonet locking ring for secure fitting
Supplied with power cable
1 year manufacturer guarantee

Specifications

Brand	Vaillant
Part Number	0020183478
Pump Type	S1-15/11A B
Voltage	230V / 50Hz
Power	24W
Current	0.11A
Max Pressure	PN 10 bar
Protection	IP42
Insulation Class	F
Condition	New – Genuine Vaillant

Compatibility

Please match the part number (0020183478) or the pump type (S1-15/11A B) on your existing pump before ordering. If you are unsure, contact us with your boiler model and we will confirm the right part for you.

Installation

This part must be fitted by a Gas Safe registered engineer.

Delivery & Returns

Delivery: Orders placed before 2pm (Mon–Fri) are usually dispatched the same working day via our trade courier network. Standard UK mainland delivery typically takes 1–3 working days, with next-day delivery available at checkout for most postcodes. Delivery charges are calculated at checkout based on order size and destination.

Returns: Unused items in their original packaging can be returned within 30 days of delivery for a full refund or exchange. Faulty or incorrectly supplied items are covered under warranty and will be replaced or refunded at no extra cost. Some made-to-order or special-order items may not be eligible for return — please contact us before ordering if you're unsure.

For delivery queries or to arrange a return, please contact our team.

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