ATAG spare parts
Instalpunt supplies 852 genuine ATAG spare parts for condensing boilers and water heaters, from €4.95 incl. VAT. Search by your model designation, see price and stock at once, and have it shipped to any EU country for €14.95–24.95 depending on country (Belgium and Luxembourg free from €100).
- 852Parts
- 174Series
- €4.95from
- 27EU countries
ATAG boilers are widely installed in the Netherlands and Belgium and increasingly elsewhere in Europe. The ComfortBoiler and Q-series generate most of the demand for service parts.
Which ATAG appliances
The 174 series in our catalogue, with the number of parts that fit each model. Click a series for the full list with prices and the exploded-view drawing.
- Q25SC 200N OSS1 119
- Q38SR | vanaf 2020 OSS2 116
- Q38SC 200N OSS1 116
- Q42CR | vanaf 2020 OSS3 115
- Q51CR | vanaf 2020 OSS3 115
- Q25CR | vanaf 2020 OSS2 114
- Q38CR | vanaf 2020 OSS2 114
- Blauwe Engel SHR 24 T 111
- Blauwe Engel SHR 35 T 111
- Q25SC 380N OSS1 111
- Blauwe Engel SHR 51 T 110
- Q38SC 380N OSS2 107
- Blauwe Engel SHR 60 106
- Q25C | vanaf 2005 OSS2 104
- E325EC | vanaf 2012 OSS2 103
- Q38C | vanaf 2005 OSS2 103
- Q51C | vanaf 2005 OSS3 103
- Q42C | vanaf 4-2009 OSS3 102
Most requested ATAG parts
The items that fit the largest number of ATAG appliances. Prices include 21% Dutch VAT and are updated daily; at checkout the VAT rate of your country is applied. Prices as of 28 September 2026, including 21% Dutch VAT; checkout applies your country rate.
| Part | Part number | Price |
|---|---|---|
| Atag automatische ontluchter chroom SHR voor OSS1/2/3/4 | 8135041 | €64.95 |
| Atag afdichtring aanzuigventilator SHR voor OSS1/2/3/4 | 8135246 | €17.95 |
| Atag afdichtingsring gasblok/venturi voor OSS1/2/3/4 | 8139033 | €19.95 |
| Atag afdichtingsring venturi/ventilator voor OSS1/2/3/4 | 8139034 | €19.95 |
| Atag brander knevelstang voor OSS1/2/3/4 | 8139057 | €26.95 |
| Atag waterdruk sensor Huba | 8135490 | €99.95 |
| Atag waterslot druksensor | 8137098 | €27.95 |
| Atag afdichting gasblok 3/4" | 8131295 | €16.95 |
Shipping across the EU
ATAG parts ship from our warehouse in Alblasserdam near Rotterdam (the Netherlands) to all 27 EU countries. Shipping costs €14.95–24.95 depending on country (Belgium and Luxembourg free from €100), VAT included. Stock items ordered before 16:00 CET leave the same working day and usually arrive within two to seven working days depending on the country. You pay with Klarna, credit card, Apple Pay, Google Pay, iDEAL or Bancontact.
Frequently asked questions
How many ATAG parts does Instalpunt supply?
Our catalogue holds 852 genuine ATAG items across 174 appliance series. Every item is listed with its manufacturer part number, current price and stock status.
How do I know which ATAG part fits my appliance?
Check the rating plate on your appliance: it shows the exact series and model. Select that series in the catalogue and you only see the parts that fit that model, with the exploded-view drawing. In doubt, e-mail a photo of the rating plate to info@instalpunt.nl — we look up the part number for you.
What does shipping cost?
€14.95–24.95 depending on country (Belgium and Luxembourg free from €100), VAT included. Heavy items such as boilers, radiators and batteries go by pallet to the Netherlands, Belgium and Germany; for other countries we quote the transport before you order.
Are these genuine ATAG parts?
Yes. We supply genuine manufacturer parts only, no copies. The manufacturer number is shown on every item, so you can check that it is the same part your installer would fit.
Can I return the part?
As a consumer in the EU you have fourteen days to withdraw from the purchase. Details and the model withdrawal form are on the returns page.