Junkers (Bosch) WR 440-1 spare parts

In brief

Instalpunt supplies 46 original parts for the Junkers (Bosch) WR 440-1, including gas valves and gas control, diverter valves and hydroblocks, ignition and ionisation. Order online.

46Spare parts
16In stock
€7.19From
11Types

Looking for parts for the Junkers (Bosch) WR 440-1 (instantaneous water heater)? Below are all 46 original parts, grouped by part type. Choose a type to jump straight to the right table.

Gas valves and gas control 4
Diverter valves and hydroblocks 2
Ignition and ionisation 2
Burners 5
Displays and controls 2
Valves 3
Cables and wiring harnesses 1
Gaskets and seals 11
Pipes, tubes and hoses 1
Casing and panels 3
Fixing material 5
Other parts 7

Gas valves and gas control for the Junkers (Bosch) WR 440-1 (4) all Junkers (Bosch) gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Bosch venturi for e.g. WR 200-1 AM P 87082052490	8180677 Mfr. no. 87082052490	€17.95	In stock	View & order
Bosch pilot injector blue 10 pcs	8184182 Mfr. no. 87082001400	€49.95	In stock	View & order
Bosch injector 10 pcs for e.g. WR 350-1 87082021460	8184122 Mfr. no. 87082021460	€47.95	Made-to-order item	View & order
Nefit injector set of 10 pcs for F3255E3	8036018 Mfr. no. 87082021530	€25.95	Made-to-order item	View & order

Diverter valves and hydroblocks for the Junkers (Bosch) WR 440-1 (2) all Junkers (Bosch) diverter valves and hydroblocks →

Part	Item no. / mfr. no.	Price	Stock
Nefit internal mechanism WR 250-1-AME	8184108 Mfr. no. 87054061700	€600.95	Not available	View & order
Nefit inner assembly for F3300	8036041 Mfr. no. 87054061980	€395.95	Made-to-order item	View & order

Ignition and ionisation for the Junkers (Bosch) WR 440-1 (2) all Junkers (Bosch) ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Nefit ignition electrode for e.g. F 1400 87081070020	8035001 Mfr. no. 87081070020	€19.95	In stock	View & order
Nefit piezo igniter	8185017 Mfr. no. 87481080230	€22.95	In stock	View & order

Burners for the Junkers (Bosch) WR 440-1 (5) all Junkers (Bosch) burners →

Part	Item no. / mfr. no.	Price	Stock
Nefit pilot burner for e.g. F 1455 87081053130	8180600 Mfr. no. 87081053130	€37.95	In stock	View & order
Bosch burner WR-1 440KP	8180624 Mfr. no. 87081204620	€153.95	Made-to-order item	View & order
Bosch burner complete WR400-1 KP	8186049 Mfr. no. 87081202470	€148.95	Made-to-order item	View & order
Bosch burner WR-1 275KP 87081204600	8180622 Mfr. no. 87081204600	€117.95	Made-to-order item	View & order
Bosch burner WR-1 350KP	8180623 Mfr. no. 87081204610	€212.95	Made-to-order item	View & order

Displays and controls for the Junkers (Bosch) WR 440-1 (2) all Junkers (Bosch) displays and controls →

Part	Item no. / mfr. no.	Price	Stock
Nefit temperature selector knob	8185106 Mfr. no. 87020002190	€47.95	Made-to-order item	View & order
Nefit top-up button	8036121 Mfr. no. 87020001110	€27.95	Made-to-order item	View & order

Valves for the Junkers (Bosch) WR 440-1 (3) all Junkers (Bosch) valves →

Part	Item no. / mfr. no.	Price	Stock
Bosch slow ignition valve W135/WR250/32	8180730 Mfr. no. 87085030630	€18.95	In stock	View & order
Bosch water flow regulator 87074020210	8180540 Mfr. no. 87074020210	€59.95	Made-to-order item	View & order
Nefit gas valve body	8036124 Mfr. no. 87080080090	€56.95	Made-to-order item	View & order

Cables and wiring harnesses for the Junkers (Bosch) WR 440-1 (1) all Junkers (Bosch) cables and wiring harnesses →

Part	Item no. / mfr. no.	Price	Stock
Nefit high-voltage lead for e.g. F 1455 87044010230	8185093 Mfr. no. 87044010230	€20.95	In stock	View & order

Gaskets and seals for the Junkers (Bosch) WR 440-1 (11) all Junkers (Bosch) gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Nefit O-ring 10 pcs for e.g. F 1400 87002050010	8036002 Mfr. no. 87002050010	€40.95	In stock	View & order
Nefit diaphragm complete A	8036016 Mfr. no. 87005030660	€38.95	In stock	View & order
Nefit gasket DHW + CW 10 pcs	8184184 Mfr. no. 87101030450	€11.95	In stock	View & order
Nefit burner gasket 10 pcs for e.g. WT 13 87010030100	8180257 Mfr. no. 87010030100	€21.95	Made-to-order item	View & order
Nefit gas stop valve gasket ring 10 pcs	8184171 Mfr. no. 87001030140	€25.95	Made-to-order item	View & order
Nefit O-ring for e.g. W 135 natural gas 87002050070	8184173 Mfr. no. 87002050070	€32.95	Made-to-order item	View & order
Bosch diaphragm (C) 87005030530	8181093 Mfr. no. 87005030530	€57.95	Made-to-order item	View & order
Nefit O-ring 10 pcs for e.g. W 135 natural gas 87402050020	8184187 Mfr. no. 87402050020	€41.95	Made-to-order item	View & order
Nefit burner gasket 10 pcs for e.g. WT 13 87101030600	8184186 Mfr. no. 87101030600	€25.95	Made-to-order item	View & order
Nefit gasket pt 21D58X 10 pcs	8184193 Mfr. no. 87010040010	€26.95	Made-to-order item	View & order
Nefit gasket ring 10 pcs	8185072 Mfr. no. 87001031250	€44.95	Made-to-order item	View & order

Pipes, tubes and hoses for the Junkers (Bosch) WR 440-1 (1) all Junkers (Bosch) pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Nefit pilot line 4mm	8181449 Mfr. no. 87107071660	€44.95	In stock	View & order

Casing and panels for the Junkers (Bosch) WR 440-1 (3) all Junkers (Bosch) casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Nefit pilot cap 10 pcs	8184181 Mfr. no. 87013090390	€33.95	In stock	View & order
Bosch water housing cover	8181395 Mfr. no. 87055001450	€49.95	In stock	View & order
Bosch casing for e.g. WR 350-1 87054116510	8180024 Mfr. no. 87054116510	€127.95	Made-to-order item	View & order

Fixing material for the Junkers (Bosch) WR 440-1 (5) all Junkers (Bosch) fixing material →

Part	Item no. / mfr. no.	Price	Stock
Bosch temperature selector spindle	8180712 Mfr. no. 87085002570	€58.95	In stock	View & order
Nefit screw 87034010510, 10 pcs	8184119 Mfr. no. 87034010510	€22.95	Made-to-order item	View & order
Bosch spindle for e.g. WR 200-1 AM P 87035020330	8185051 Mfr. no. 87035020330	€25.95	Made-to-order item	View & order
Bosch adjusting screw 87034040970	8036027 Mfr. no. 87034040970	€23.95	Made-to-order item	View & order
Bosch screw water cover 10 pcs	8185080 Mfr. no. 29106541910	€21.95	Made-to-order item	View & order

Other parts for the Junkers (Bosch) WR 440-1 (7)

Part	Item no. / mfr. no.	Price	Stock
Nefit magnet insert for e.g. W 135 natural gas 87072010120	8180420 Mfr. no. 87072010120	€50.95	In stock	View & order
Nefit backflow protection for e.g. WR 350-1 8738718428	8184127 Mfr. no. 8738718428	€112.95	In stock	View & order
Nefit diaphragm plate	8181094 Mfr. no. 87005030680	€50.95	Made-to-order item	View & order
Bosch water section for e.g. WR 350-1 87070024400	8184112 Mfr. no. 87070024400	€281.95	Made-to-order item	View & order
Bosch corner bracket for e.g. WR 350-1 87180030390	8181417 Mfr. no. 87180030390	€10.95	Made-to-order item	View & order
Bosch water section WR 400	8180412 Mfr. no. 87070024590	€315.95	Made-to-order item	View & order
Nefit gas housing cover for e.g. F 2555 87052050690	8036034 Mfr. no. 87052050690	€96.95	Made-to-order item	View & order

Other Junkers (Bosch) instantaneous water heaters

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Frequently asked questions

Which parts are available for the Junkers (Bosch) WR 440-1?

The catalogue lists 46 original parts for the Junkers (Bosch) WR 440-1, including gas valves and gas control, diverter valves and hydroblocks, ignition and ionisation, burners. All parts are listed above, grouped by type, with part number and price.

How much does a gas valve for the Junkers (Bosch) WR 440-1 cost?

The gas valves and gas control for this model cost between €13.73 and €56.19 incl. VAT. Check the table "Gas valves and gas control" above for the right part number.

Are the parts for the Junkers (Bosch) WR 440-1 in stock?

16 of the 46 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 Junkers (Bosch) WR 440-1?

Search for the part by part number or use the parts list of the Junkers (Bosch) WR 440-1. Is your appliance showing a fault code? The fault code table shows the matching part type.

Are these original Junkers (Bosch) parts?

Yes. All 46 parts in this list are original manufacturer parts for the Junkers (Bosch) WR 440-1, supplied through the official technical wholesale channel and with the correct part number.

How much do parts for the Junkers (Bosch) WR 440-1 cost?

Parts for the Junkers (Bosch) WR 440-1 range from €7.19 to €524.03 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.