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Vaillant pump for e.g. uniTOWER Split VWL 78/5 IS 0020269327
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Vaillant pump for e.g. uniTOWER Split VWL 78/5 IS 0020269327

€ 221.11 incl. VAT

Original spare part Vaillant. Type: Pump. Application: Heat pump / aroTHERM VWL 57/5 IS. Supplier code: 0020269327.

SKU: 80501143 Categories: , Brand:

Price and stock checked on 20 October 2026.

✓ In stock — delivery usually within 3–5 working days
EU delivery from € 17.95 · Shipping & payment

Price incl. VAT. Any delivery costs are calculated in the basket — see shipping & delivery.

Does this fit my appliance?
ApplicationHeat pump
Series / modeluniTOWER Split VWL 78/5 IS and 3 other models
Vaillant number0020269327
Article number80501143
Not sure? Search by article or manufacturer number or check with the manufacturer or your installer.
All spare parts for Vaillant uniTOWER Split VWL 78/5 IS →
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Vaillant pump for e.g. uniTOWER Split VWL 78/5 IS 0020269327: original Vaillant spare part, type: Pump. Application: Heat pump (aroTHERM VWL 57/5 IS). Manufacturer number: 0020269327; Instalpunt article number: 80501143.

According to the Vaillant parts lists, this part fits 4 models, including Vaillant aroTHERM VWL 57/5 IS, Vaillant aroTHERM VWL 77/5 IS and Vaillant uniTOWER Split VWL 58/5 IS. The full list is under “Fits”.

In stock: order before 14:00 and it ships the same working day; delivery within the EU usually takes 3–5 working days.

Check the rating plate of your appliance before ordering; if in doubt, ask the manufacturer or your installer.

Product information: Vaillant pump for e.g. uniTOWER Split VWL 78/5 IS 0020269327

BrandVaillant spare parts
Vaillant manufacturer number0020269327
Instalpunt article number80501143
EAN4024074844151
Part typePump (All Vaillant pumps · pumps of all brands)
ApplicationHeat pump
Suitable for4 Vaillant models (see list)
DeliveryIn stock, delivery in 3–5 working days
Price€ 221,11 incl. VAT
OriginSupplied through the official technical wholesale channel, under Vaillant number 0020269327

Also known as: cv-pomp, circulatiepomp.

Fits 4 Vaillant models

The part Vaillant pump for e.g. uniTOWER Split VWL 78/5 IS 0020269327 is in the official parts list of these Vaillant appliances. Click a model for the complete parts list and exploded view.

Vaillant Heat pump (4)

Check the rating plate of your appliance. Not sure whether this part fits? Check with the manufacturer or your installer; with the correct manufacturer number you can order it here directly.

Position on the parts diagram

This spare part is shown as position 01 on the parts drawing. Open the drawing for the appliance and click the number to check that you have the right spare part.

For which fault is a Vaillant pump replaced?

According to the fault code database, these Vaillant fault codes point to this type of part. Always check first that the code matches the appliance type on the rating plate.

CodeWhat is going on
F.05High-limit fault, flow temperature too high (pump not running, but has voltage)
F.24Low-water protection contact closed without the pump running

All Vaillant fault codes explained

Indicative: the same code can have a different cause depending on the situation. Have work on gas, flue or burner adjustment carried out by a qualified installer.

Frequently asked questions about this item

Does the Vaillant pump for e.g. uniTOWER Split VWL 78/5 IS 0020269327 fit my appliance?
This part is in the parts list of 4 Vaillant models, namely the aroTHERM VWL 57/5 IS, aroTHERM VWL 77/5 IS, uniTOWER Split VWL 58/5 IS, uniTOWER Split VWL 78/5 IS. The model type is on the rating plate of your appliance. If in doubt, ask the manufacturer or your installer.
What is the delivery time for the Vaillant pump for e.g. uniTOWER Split VWL 78/5 IS 0020269327?
This item is in stock. Ordered before 14:00, it ships the same working day and usually arrives within three to five working days.
Can I return this item?
Yes, unused and in the original packaging within 14 days of receipt. Unpacked or fitted items and electronics such as PCBs cannot be returned. How to register a return is explained on returns.
What does shipping cost?
Shipping costs € 17.95 to Austria, Denmark, Italy, Spain and Sweden and € 24.95 to other EU countries. In-stock items ordered before 2 pm are dispatched the same working day; delivery usually takes 3–5 working days. Details: Shipping.
I have a fault code, which part do I need?
Look up the code in the fault code finder: per brand and appliance it shows what the code means and which part goes with it. If the code is listed with this part, the part belongs to that fault.

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