Buderus spare parts – 231 genuine parts | Instalpunt.com
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Buderus spare parts

In short

231 original Buderus parts for gas and oil boilers, starting at €8.59 including VAT, listed under the Buderus manufacturer number. Open your series, match the part in the exploded view and get it sent to any EU address by tracked parcel for €9.95 or €12.95 depending on country.

  • 231Parts
  • 54Series
  • €8.59from
  • 27EU countries

Buderus belongs to the Bosch group and is common in German-speaking countries. Many Buderus parts carry a Bosch part number; the catalogue lists both.

Find your Buderus series

54 Buderus series are in the catalogue; the figure next to each name is how many parts fit it. The series name is on the rating plate — open it for the exploded view and prices.

All Buderus series →

Buderus fault codes

What does the fault code on your Buderus appliance mean? For every code you see the cause and the matching genuine part.

Buderus parts that fit the most models

Ranked by how many Buderus models each part fits. Prices are refreshed daily and shown with 21% Dutch VAT; the checkout switches to your own country’s VAT rate (EU One-Stop Shop). Prices as of 12 November 2026, including 21% Dutch VAT; checkout applies your country rate.

PartPart numberPrice
Buderus/Bosch thermostat RAK 53.48190410€129.55
Buderus maximum thermostat8190541€78.79
Buderus/Bosch ionisation pin SO2 set of 28190521€52.87
Buderus service set pilot burner8195088€142.51
Nefit cleaning comb heat exchanger GB1128029543€25.87
Buderus ionisation electrode8190220€34.51
Nefit siphon for e.g. GB112-24 77467000628179846€60.43
Nefit assembled flue pipe aluminium8026231€193.27
Nefit 3-way valve 22 mm + motor VC8010-12 Combi for EcomLine8020360€197.59
Honeywell Home burner control unit DKG 972-N mod.58240207€281.83
Nefit pump UPMO 5m 25 GG 3h for EcomLine8045264€340.15
Nefit DHW sensor for EcomLine and TopLine8024210€26.95
Buderus/Bosch control thermostat Jumo EMF 13 H/L8190555€173.83
Nefit adapter cable three-way valve old number: 737538029162€28.03
Nefit cable three-way valve for EcomLine8024262€36.67
Nefit ionisation pin + grommet for EcomLine8022530€37.21
Nefit distribution plate 2nd heat exchanger for HR/C308023950€47.47
Nefit cylinder sensor with extension lead0740034€57.19
Bosch temperature sensor RD 6.0 10k l=3000 mm81901166€57.19
Nefit inlet combination for HRC 22/30V/H8028220€59.35
Nefit control sensor for EcomLine8022560€61.51
Buderus/Bosch maximum thermostat 120° STB 997938191137€83.11
Nefit sensor stainless steel safety for EcomLine8024260€97.15
Nefit motor section 3-way valve 24V for EcomLine8024220€101.47
Buderus/Bosch burner control unit DKG972 G124/234/3348190612€208.39
Nefit three-way valve 28 mm + servo motor 24V0740035€232.15
Buderus/Bosch ignition set Logano GB 402/6208195090€244.03
Rewind refurbished fan for Bosch HR(C) 22/30/43 (73320)8930166€342.31
Nefit UBA control burner control unit for EcomLine8022570€391.99
Buderus/Bosch service set burner part8190066€427.63
Nefit fan for HR/C22/30/43 (EcomLine)8024250€465.97
Buderus/Bosch burner control unit MPA 50028190556€560.47
Nefit motor section three-way valve Taconova 5/4" 24V for TopLine8027108€584.23
Nefit 3-way valve set 5/4" 24V N.O. for TopLine7900265€670.63
Buderus/Bosch burner bed for 047 11 sections8190574€1,022.71
Buderus/Bosch burner bed 045/047 13 sections8190537€1,156.63
Buderus/Bosch gas valve MBDLE 410 B01 S208190486€1,748.47
Buderus/Bosch burner control unit GB302-80kW after 2003 MCBA1407D8191081€678.19
Nefit control knob controller e-radiator8020476€33.43
Buderus/Bosch burner bed 045/047 8 sections8190562€576.67

Some of these items are listed under the name Bosch. They are the same parts from the same factory with the same manufacturer number — only the label differs.

One series, several versions Within one series, parts can change by production year or by country version. The full designation and serial number on the rating plate settle it; a photo to info@instalpunt.com saves you a parcel back to the Netherlands.

Shipping across the EU

Buderus parts ship by PostNL parcel from our warehouse in Alblasserdam near Rotterdam (the Netherlands) across the EU. Shipping costs €9.95 per order to Austria, Denmark, Italy, Spain and Sweden and €12.95 to the other EU countries, VAT included. Free delivery from €199. In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page). You pay by credit card, Apple Pay, Pay by Bank, PayPal or Klarna.

To EU countries outside the Netherlands and Belgium we only ship what can go by parcel post: genuine spare parts and small items (thermostats, taps, filters, sensors, pumps, circuit boards and the like), plus electric heating up to 32 kg. Complete appliances — central heating boilers, heat pumps, storage and heat pump water heaters, radiators, split air conditioners — and home batteries are currently not shipped there; compact kitchen water heaters are. Customers in the Netherlands, Belgium, Germany and France have their own sites: instalpunt.nl, instalpunt.be, instalpunt.de and instalpunt.fr.

Everything about shipping, payment and returns →

From our service engineer

Junkers, Nefit and Buderus all belong to Bosch Thermotechnology. In the Netherlands the brand is called Nefit; in Belgium and Germany you often find the same technology as Junkers or Buderus. On the TrendLine we regularly replace the ignition unit and the temperature sensor; on the TopLine, the insert of the three-way valve.

Gas work should always be done by a qualified engineer; in the UK that means Gas Safe registered. Questions? E-mail info@instalpunt.com – we reply in English.

✓ Checked by Andrea Donadio, service engineer at HanVos Installaties (Netherlands) · 10 November 2026

Nefit boiler installed by our service engineers
Nefit boiler installed by our service engineers

Frequently asked questions

I live outside the Netherlands. Can I order Buderus parts here?

Yes, from any EU member state. Parts and small items travel by tracked PostNL parcel: €9.95 per order to Austria, Denmark, Italy, Spain and Sweden, €12.95 to the other EU countries, free from €199. Complete appliances are not shipped outside the Netherlands and Belgium — see Shipping.

My Buderus appliance was installed in another country. Are the parts the same?

Mostly. Buderus uses the same manufacturer part numbers across Europe; what changes between countries is the model name on the casing, sometimes the gas type, and the language on the labels. Go by the series on the rating plate and the number on the old part, not by the marketing name.

How do I make sure I order the right Buderus part?

Find the series and model on the rating plate, open that series in the catalogue and match the position number in the exploded view. Or e-mail a photo of the rating plate and the old part to info@instalpunt.com — we reply in English with the part number.

Are these original Buderus parts or copies?

Original manufacturer parts. All 231 items carry the Buderus part number, so your engineer can check it is the exact part they would have ordered.

What if it turns out to be the wrong part?

EU consumers have fourteen days to withdraw. Unused parts go back in their packaging; items ordered specially from the manufacturer and parts that have been fitted are the exceptions. Details on the returns page.

Other brands

Guides: EU heating rules, energy prices & repair

What applies across the EU, last reviewed October 2026 — from fossil boiler rules to the 2028 carbon price.

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