Radson (Bosch) ER Electronic GR spare parts

In brief

Instalpunt supplies 29 original parts for the Radson (Bosch) ER Electronic GR, including temperature sensors and NTC sensors, pumps, heat exchangers. Order online.

29Spare parts
4In stock
€10.45From
13Types

Looking for parts for the Radson (Bosch) ER Electronic GR (boiler)? Below are all 29 original parts, grouped by part type. Choose a type to jump straight to the right table.

Temperature sensors and NTC sensors 1
Pumps 2
Heat exchangers 1
Gas valves and gas control 2
Ignition and ionisation 1
Thermostats and controls 2
Valves 2
Pressure gauges 1
Cables and wiring harnesses 1
Gaskets and seals 1
Pipes, tubes and hoses 2
Casing and panels 4
Fixing material 2
Other parts 7

Temperature sensors and NTC sensors for the Radson (Bosch) ER Electronic GR (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch thermometer sensor short	8124105 Mfr. no. 87229661800	€59.95	Made-to-order item	View & order

Pumps for the Radson (Bosch) ER Electronic GR (2)

Part	Item no. / mfr. no.	Price	Stock
Bosch pump RA 25/6-3 180	8121495 Mfr. no. 87229128020	€210.95	Made-to-order item	View & order
Bosch pump module Wilo R4	8121500 Mfr. no. 87229128230	€58.95	Made-to-order item	View & order

Heat exchangers for the Radson (Bosch) ER Electronic GR (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch heat exchanger aluminium/silicon for e.g. EHR NL 87168326550	8184322 Mfr. no. 87168326550	€619.95	Made-to-order item	View & order

Gas valves and gas control for the Radson (Bosch) ER Electronic GR (2)

Part	Item no. / mfr. no.	Price	Stock
Bosch injector 1/8" 200 3,3mm	8122200 Mfr. no. 87229209170	€23.95	Made-to-order item	View & order
Bosch injector 1/8" 3.9 mm	8122400 Mfr. no. 87229309170	€23.95	Made-to-order item	View & order

Ignition and ionisation for the Radson (Bosch) ER Electronic GR (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch ignition electrode for e.g. ER Electronic GR 87229665910	8124530 Mfr. no. 87229665910	€58.95	In stock	View & order

Thermostats and controls for the Radson (Bosch) ER Electronic GR (2) all Radson (Bosch) thermostats and controls →

Part	Item no. / mfr. no.	Price	Stock
Nefit maximum thermostat Clixon	8123375 Mfr. no. 87229638580	€33.95	In stock	View & order
Bosch control thermostat 718R	8121415 Mfr. no. 87229122270	€89.95	In stock	View & order

Valves for the Radson (Bosch) ER Electronic GR (2) all Radson (Bosch) valves →

Part	Item no. / mfr. no.	Price	Stock
Bosch air vent 1/8" long	8120540 Mfr. no. 87229009970	€21.95	Made-to-order item	View & order
Bosch fill/drain valve for e.g. EHR NL 87229009170	8120510 Mfr. no. 87229009170	€83.95	Made-to-order item	View & order

Pressure gauges for the Radson (Bosch) ER Electronic GR (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch pressure gauge + capillary set	8121887 Mfr. no. 87229160200	€58.95	Made-to-order item	View & order

Cables and wiring harnesses for the Radson (Bosch) ER Electronic GR (1)

Part	Item no. / mfr. no.	Price	Stock
Bosch wiring harness ERE Ned + TTB	8122055 Mfr. no. 87229165820	€131.95	Made-to-order item	View & order

Gaskets and seals for the Radson (Bosch) ER Electronic GR (1) all Radson (Bosch) gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Bosch gas gasket K28,5x21,5x2 10 pcs	8122040 Mfr. no. 87229165780	€26.95	Made-to-order item	View & order

Pipes, tubes and hoses for the Radson (Bosch) ER Electronic GR (2) all Radson (Bosch) pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Bosch immersion tube for e.g. EHR NL 87229051030	8120820 Mfr. no. 87229051030	€31.95	Made-to-order item	View & order
Bosch flexible l=170 mm x 3/4"	8121965 Mfr. no. 87229165230	€47.95	Made-to-order item	View & order

Casing and panels for the Radson (Bosch) ER Electronic GR (4) all Radson (Bosch) casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Bosch rear panel draught diverter	8120035 Mfr. no. 87221120510	€197.95	Made-to-order item	View & order
Bosch combustion chamber cover for e.g. ER Electronic GR 87168337960	8184354 Mfr. no. 87168337960	€127.95	Made-to-order item	View & order
Bosch V.O. plate 240-40	8122199 Mfr. no. 87229209160	€26.95	Made-to-order item	View & order
Bosch heat exchanger front wall	8120029 Mfr. no. 87221120490	€96.95	Made-to-order item	View & order

Fixing material for the Radson (Bosch) ER Electronic GR (2) all Radson (Bosch) fixing material →

Part	Item no. / mfr. no.	Price	Stock
Bosch pump ring R 44x32x3 10 pcs	8122920 Mfr. no. 87229359120	€18.95	In stock	View & order
Bosch speed nut SNU 0538 10 pcs	8122945 Mfr. no. 87229359700	€28.95	Made-to-order item	View & order

Other parts for the Radson (Bosch) ER Electronic GR (7)

Part	Item no. / mfr. no.	Price	Stock
Bosch fiberfrax strip	8122930 Mfr. no. 87229359850	€24.95	Made-to-order item	View & order
Bosch burner bar 300/350	8122455 Mfr. no. 87228305520	€333.95	Made-to-order item	View & order
Bosch click connection (male)	8121890 Mfr. no. 87229165010	€21.95	Made-to-order item	View & order
Bosch boiler radiator 120/160	8122095 Mfr. no. 87229169020	€295.95	Made-to-order item	View & order
Bosch boiler radiator 200/240	8122220 Mfr. no. 87229209020	€466.95	Made-to-order item	View & order
Bosch boiler radiator 300/350	8122485 Mfr. no. 87229319020	€538.95	Made-to-order item	View & order
Bosch water group T service	8120026 Mfr. no. 87229121030	€66.95	Made-to-order item	View & order

Fault code on your Radson (Bosch) ER Electronic GR? 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
2	No flame formation during ignition phase	Ignition and ionisation
E9	The heat exchanger overheat protection (12) has been activated because the temperature rose above 105C.	Heat exchangers
F7	Incorrect ionisation signal.	Ignition and ionisation
F9	Defect in the electrical circuit of the gas valve.	Gas valves and gas control
FA	Gas valve leak check	Gas valves and gas control

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) ER Electronic GR?

The catalogue lists 29 original parts for the Radson (Bosch) ER Electronic GR, including temperature sensors and NTC sensors, pumps, heat exchangers, gas valves and gas control. All parts are listed above, grouped by type, with part number and price.

How much does a temperature sensor for the Radson (Bosch) ER Electronic GR cost?

The temperature sensors and NTC sensors for this model cost €57.50 incl. VAT. Check the table "Temperature sensors and NTC sensors" above for the right part number.

Are the parts for the Radson (Bosch) ER Electronic GR in stock?

4 of the 29 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) ER Electronic GR?

Search for the part by part number or use the parts list of the Radson (Bosch) ER Electronic GR.

Are these original Radson (Bosch) parts?

Yes. All 29 parts in this list are original manufacturer parts for the Radson (Bosch) ER Electronic GR, supplied through the official technical wholesale channel and with the correct part number.

How much do parts for the Radson (Bosch) ER Electronic GR cost?

Parts for the Radson (Bosch) ER Electronic GR range from €10.45 to €811.52 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.