Radson (Bosch) Multicom 28 spare parts

In brief

Instalpunt supplies 23 original parts for the Radson (Bosch) Multicom 28, including fans, temperature sensors and NTC sensors, expansion vessels. Order online.

23Spare parts
5In stock
€10.87From
8Types

Looking for parts for the Radson (Bosch) Multicom 28 (boiler)? Below are all 23 original parts, grouped by part type. Choose a type to jump straight to the right table.

Fans 1
Temperature sensors and NTC sensors 2
Expansion vessels 1
Valves 3
Gaskets and seals 10
Pipes, tubes and hoses 1
Insulation 1
Fixing material 2
Other parts 2

Fans for the Radson (Bosch) Multicom 28 (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch fan "R" 24V	8122550 Mfr. no. 87228333130	€502.27	Made-to-order item	View & order

Temperature sensors and NTC sensors for the Radson (Bosch) Multicom 28 (2)

Part	Item no. / mfr. no.	Price	Stock
Bosch Radson NTC G1/4" stainless steel L=147mm	8122889 Mfr. no. 87229335550	€90.43	Made-to-order item	View & order
Bosch Radson NTC M6 R	8122575 Mfr. no. 87229333160	€45.71	Made-to-order item	View & order

Expansion vessels for the Radson (Bosch) Multicom 28 (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch expansion vessel 10 litre	8122549 Mfr. no. 87229333070	€223.55	Made-to-order item	View & order

Valves for the Radson (Bosch) Multicom 28 (3) all Radson (Bosch) valves →

Part	Item no. / mfr. no.	Price	Stock
Bosch automatic air vent 110°	8123760 Mfr. no. 87229643660	€49.87	In stock	View & order
Bosch mixing valve domestic water	8127039 Mfr. no. 87229339420	€123.71	Made-to-order item	View & order
Bosch fill/drain valve for e.g. EHR NL 87229009170	8120510 Mfr. no. 87229009170	€87.31	Made-to-order item	View & order

Gaskets and seals for the Radson (Bosch) Multicom 28 (10) all Radson (Bosch) gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Bosch gasket burner/fan	8122695 Mfr. no. 87229333640	€48.83	In stock	View & order
Nefit gasket flow/return 10 pcs	8184183 Mfr. no. 87101030430	€16.59	In stock	View & order
Bosch sleeve electrode "R" 10 pcs	8122696 Mfr. no. 87229333660	€26.99	Made-to-order item	View & order
Bosch sleeve flue D30	8126020 Mfr. no. 87228800010	€29.07	Made-to-order item	View & order
Bosch O-ring 17,3 x 2,4 mm 10 pcs	8127011 Mfr. no. 87228353060	€45.71	Made-to-order item	View & order
Bosch gasket electrical graphite 10 pcs	8123225 Mfr. no. 87229611870	€60.27	Made-to-order item	View & order
Bosch gas gasket 33x24x4 10 pcs	8126911 Mfr. no. 87229861130	€26.99	Made-to-order item	View & order
Bosch gasket sump/ww "R"	8122685 Mfr. no. 87228333170	€31.15	Made-to-order item	View & order
Bosch gasket flue square	8122649 Mfr. no. 87229333450	€31.15	Made-to-order item	View & order
Bosch gasket fan/mixing pipe 10 pcs	8122650 Mfr. no. 87229333460	€60.27	Made-to-order item	View & order

Pipes, tubes and hoses for the Radson (Bosch) Multicom 28 (1) all Radson (Bosch) pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Bosch Radson NTC G1/4" immersion tube	8122655 Mfr. no. 87229335050	€42.59	Made-to-order item	View & order

Insulation for the Radson (Bosch) Multicom 28 (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch insulation set ww + sump	8122545 Mfr. no. 87228333950	€60.27	Made-to-order item	View & order

Fixing material for the Radson (Bosch) Multicom 28 (2) all Radson (Bosch) fixing material →

Part	Item no. / mfr. no.	Price	Stock
Bosch pump ring R 44x32x3 10 pcs	8122920 Mfr. no. 87229359120	€19.71	In stock	View & order
Bosch fan mounting plate	8122815 Mfr. no. 87228268530	€47.79	Made-to-order item	View & order

Other parts for the Radson (Bosch) Multicom 28 (2)

Part	Item no. / mfr. no.	Price	Stock
Bosch sight glass set	8126090 Mfr. no. 87290001760	€35.31	In stock	View & order
Bosch rectifier gas valve CE427	8124770 Mfr. no. 87229861180	€89.39	Made-to-order item	View & order

Fault code on your Radson (Bosch) Multicom 28? This is the part type involved

Common Radson (Bosch) fault codes and the part type that is usually the cause; the parts for this model are listed above. All codes explained: Radson (Bosch) fault codes.

Code	What is going on	Part type
5	Fan not running / no tacho signal	Fans

For guidance only: the same code can have a different cause depending on the situation.

Other Radson (Bosch) boilers

← All Radson (Bosch) parts

Frequently asked questions

Which parts are available for the Radson (Bosch) Multicom 28?

The catalogue lists 23 original parts for the Radson (Bosch) Multicom 28, including fans, temperature sensors and NTC sensors, expansion vessels, valves. All parts are listed above, grouped by type, with part number and price.

How much does a fan for the Radson (Bosch) Multicom 28 cost?

The fans for this model cost €428.11 incl. VAT. Check the table "Fans" above for the right part number.

Are the parts for the Radson (Bosch) Multicom 28 in stock?

5 of the 23 parts are in stock; shipping to EU countries from €12.95 (€16.95 for more distant countries), usually 3–5 working days. Parts marked "Made-to-order item" are ordered specially for you; the delivery time is shown on the product page.

How do I know which part I need for the Radson (Bosch) Multicom 28?

Search for the part by part number or use the parts list of the Radson (Bosch) Multicom 28.

Are these original Radson (Bosch) parts?

Yes. All 23 parts in this list are original manufacturer parts for the Radson (Bosch) Multicom 28, delivered with the correct part number.

How much do parts for the Radson (Bosch) Multicom 28 cost?

Parts for the Radson (Bosch) Multicom 28 range from €10.87 to €428.11 incl. VAT. The exact price of each part is shown in the tables above.

Can I return a part?

As a consumer you have a 14-day right of withdrawal. You may unpack and inspect the part; do not install or connect it. For a part that has been installed, connected or damaged we deduct the diminished value, up to the full price for circuit boards.