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Panasonic expansion vessel
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Panasonic expansion vessel CWB141039

€ 369.86 incl. VAT

Original spare part Panasonic. Type: Expansion vessel. Application: Heat pump / WH-ADC0309G3E5. Supplier code: CWB141039.

SKU: 9950072 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 / modelWH-ADC0309H3E5 and 16 other models
Panasonic numberCWB141039
Article number9950072
Not sure? Search by article or manufacturer number or check with the manufacturer or your installer.
All spare parts for Panasonic WH-ADC0309H3E5 →
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Panasonic expansion vessel: original Panasonic spare part, type: Expansion vessel. Application: Heat pump (WH-ADC0309G3E5). Manufacturer number: CWB141039; Instalpunt article number: 9950072.

According to the Panasonic parts lists, this part fits 17 models, including Panasonic WH-ADC0309G3E5, Panasonic WH-ADC0309H3E5 and Panasonic WH-ADC0309H3E5B. 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: Panasonic expansion vessel CWB141039

BrandPanasonic spare parts
Panasonic manufacturer numberCWB141039
Instalpunt article number9950072
Part typeExpansion vessel (expansion vessels of all brands)
ApplicationHeat pump
Suitable for17 Panasonic models (see list)
DeliveryIn stock, delivery in 3–5 working days
Price€ 369,86 incl. VAT
OriginSupplied through the official technical wholesale channel, under Panasonic number CWB141039

Also known as: cv-expansievat.

Fits 17 Panasonic models

The part Panasonic expansion vessel CWB141039 is in the official parts list of these Panasonic appliances. Click a model for the complete parts list and exploded view.

Panasonic Heat pump (17)

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.

Does this fit my appliance?

Enter your appliance type, for example as shown on the rating plate. You will see straight away whether the Panasonic expansion vessel CWB141039 is in the parts list of that model.

Not found? Check the rating plate of your appliance or search by article number. If in doubt, just email info@instalpunt.nl.

Position on the parts diagram

This part appears on the exploded view of 3 appliances. Open the drawing for the appliance and click the number to check that you have the right part.

Frequently asked questions about this item

Does the Panasonic expansion vessel CWB141039 fit my appliance?
This part is in the parts list of 17 Panasonic models, including the WH-ADC0309G3E5, WH-ADC0309H3E5, WH-ADC0309H3E5B, WH-ADC0309J3E5. The model type is on the rating plate of your appliance. Use the “Does this fit my appliance?” search box on this page to check your model. If in doubt, ask the manufacturer or your installer.
What is the delivery time for the Panasonic expansion vessel CWB141039?
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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