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Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900
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Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900

€ 136.81 incl. VAT

Original spare part Atag. Type: Expansion vessel. Application: Boiler / Blauwe Engel HR 27. Delivery time: on request (please contact us). Supplier code: S1095900.

SKU: 8139004 Categories: , Brand:

Price and stock checked on 20 October 2026.

✓ In stock — delivery usually within 3–5 working days
EU delivery from € 12.95 · Shipping & payment

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

Does this fit my appliance?
ApplicationBoiler
Series / modelBlauwe Engel HR 39 and 8 other models
Atag numberS1095900
Article number8139004
Not sure? Search by article or manufacturer number or check with the manufacturer or your installer.
All spare parts for Atag Blauwe Engel HR 39 →
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Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900: original Atag spare part, type: Expansion vessel. Application: Boiler (Blauwe Engel HR 27). Manufacturer number: S1095900; Instalpunt article number: 8139004.

According to the Atag parts lists, this part fits 9 models, including Atag Blauwe Engel HR 27, Atag Blauwe Engel HR 27 T and Atag Blauwe Engel HR 33. 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. Work on gas-carrying parts must be carried out by a qualified gas engineer.

Product information: Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900

BrandAtag spare parts
Atag manufacturer numberS1095900
Instalpunt article number8139004
EAN8719638540483
Part typeExpansion vessel (expansion vessels of all brands)
ApplicationBoiler
Suitable for9 Atag models (see list)
DeliveryIn stock, delivery in 3–5 working days
Price€ 136.81 incl. VAT
OriginSupplied through the official technical wholesale channel, under Atag number S1095900

Also known as: cv-expansievat.

Fits 9 Atag models

The part Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900 is in the official parts list of these Atag appliances. Click a model for the complete parts list and exploded view.

Atag Boiler (9)

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.

More spare parts for this appliance

Does this fit my appliance?

Enter your appliance type, for example as shown on the rating plate. You will see straight away whether the Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900 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 spare part is shown as position 204 on the parts drawing. Open the drawing for the appliance and click the number to check that you have the right spare part.

Staat ook op de tekening van 1 ander model.

Frequently asked questions about this item

Does the Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900 fit my appliance?
This part is in the parts list of 9 Atag models, including the Blauwe Engel HR 27, Blauwe Engel HR 27 T, Blauwe Engel HR 33, Blauwe Engel HR 33 T. 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 Atag expansion vessel 12 litre for e.g. Blauwe Engel HR 39 S1095900?
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, as a consumer within 14 days of receipt. You may unpack and inspect the item; for items that have been installed, connected or used (such as circuit boards) we deduct the diminished value. How to register your return is explained on returns.
What does shipping cost?
Shipping costs € 12.95 to Austria, Denmark, Italy, Spain and Sweden and € 16.95 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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