Nefit (Bosch) 9700i HR25 spare parts

Q: Which parts are available for the Nefit (Bosch) 9700i HR25?

The catalogue lists 123 original parts for the Nefit (Bosch) 9700i HR25, including sensors, gas valves and gas control, diverter valves and hydroblocks, ignition and ionisation. All parts are listed above, grouped by type, with part number and price.

Q: How much does a sensor for the Nefit (Bosch) 9700i HR25 cost?

The sensors for this model cost between €12.00 and €35.28 incl. VAT. Check the table "Sensors" above for the right part number.

Q: Are the parts for the Nefit (Bosch) 9700i HR25 in stock?

25 of the 123 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.

Q: How do I know which part I need for the Nefit (Bosch) 9700i HR25?

Search for the part by part number or use the exploded view of the Nefit (Bosch) 9700i HR25. Is your appliance showing a fault code? Look it up under Nefit (Bosch) fault codes, which shows the part type that is usually the cause.

Q: Are these original Nefit (Bosch) parts?

Yes. All 123 parts in this list are original manufacturer parts for the Nefit (Bosch) 9700i HR25, delivered with the correct part number.

Q: How much do parts for the Nefit (Bosch) 9700i HR25 cost?

Parts for the Nefit (Bosch) 9700i HR25 range from €2.82 to €416.35 incl. VAT. The exact price of each part is shown in the tables above.

Q: 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.

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In brief

Instalpunt supplies 123 original parts for the Nefit (Bosch) 9700i HR25, including sensors, gas valves and gas control, diverter valves and hydroblocks. Order online.

123Spare parts
25In stock
€2.82From
14Types
availableExploded view

Looking for parts for the Nefit (Bosch) 9700i HR25 (boiler)? Below are all 123 original parts, grouped by part type, with the matching exploded view. Choose a type to jump straight to the right table.

View the interactive exploded view →

Sensors 2
Gas valves and gas control 1
Diverter valves and hydroblocks 1
Ignition and ionisation 1
Siphons and condensate drains 1
Burners 1
Maintenance and service kits 1
Valves 2
Electrical parts 3
Tap parts 1
Gaskets and seals 19
Pipes, tubes and hoses 4
Casing and panels 1
Fixing material 17
Other parts 68

Sensors for the Nefit (Bosch) 9700i HR25 (2) all Nefit (Bosch) sensors →

Part	Item no. / mfr. no.	Price	Stock
Nefit sensor HR/HRC	8185020 Mfr. no. 87145000870	€36.67	In stock	View & order
Nefit temperature sensor for e.g. HRC II 35 (ZWBR35) 87145000810	80200163 Mfr. no. 87145000810	€8.59	In stock	View & order

Gas valves and gas control for the Nefit (Bosch) 9700i HR25 (1) all Nefit (Bosch) gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Nefit venturi 25kW	8029847 Mfr. no. 8738900999	€128.47	Made-to-order item	View & order

Diverter valves and hydroblocks for the Nefit (Bosch) 9700i HR25 (1) all Nefit (Bosch) diverter valves and hydroblocks →

Part	Item no. / mfr. no.	Price	Stock
Nefit three-way valve for the Proline series up to 12/2011 and for the Topline Aquapower series	8027441 Mfr. no. 8718600137	€87.43	In stock	View & order

Ignition and ionisation for the Nefit (Bosch) 9700i HR25 (1) all Nefit (Bosch) ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Nefit electrode set	8029822 Mfr. no. 87186630920	€64.75	In stock	View & order

Siphons and condensate drains for the Nefit (Bosch) 9700i HR25 (1) all Nefit (Bosch) siphons and condensate drains →

Part	Item no. / mfr. no.	Price	Stock
Nefit siphon for e.g. HRC II 35 (ZWBR35) 87105062710	8189380 Mfr. no. 87105062710	€92.83	Made-to-order item	View & order

Burners for the Nefit (Bosch) 9700i HR25 (1) all Nefit (Bosch) burners →

Part	Item no. / mfr. no.	Price	Stock
Nefit burner WB5-II Plus	8029831 Mfr. no. 87377066040	€165.19	Made-to-order item	View & order

Maintenance and service kits for the Nefit (Bosch) 9700i HR25 (1) all Nefit (Bosch) maintenance and service kits →

Part	Item no. / mfr. no.	Price	Stock
Nefit gasket set L 9000i < 45 kW	81901158 Mfr. no. 8738901557	€49.63	In stock	View & order

Valves for the Nefit (Bosch) 9700i HR25 (2) all Nefit (Bosch) valves →

Part	Item no. / mfr. no.	Price	Stock
Nefit safety relief valve for Excellent (EcomLine)	8028590 Mfr. no. 7100888	€35.59	In stock	View & order
Nefit air vent valve	8029280 Mfr. no. 87186427800	€39.91	In stock	View & order

Electrical parts for the Nefit (Bosch) 9700i HR25 (3) all Nefit (Bosch) electrical parts →

Part	Item no. / mfr. no.	Price	Stock
Nefit ignition transformer for TrendLine	8029403 Mfr. no. 7736700599	€52.87	In stock	View & order
Nefit cable grommet 2-pole	8020864 Mfr. no. 87377044950	€25.87	Made-to-order item	View & order
Nefit strain relief for e.g. 9700i HR50 87122010070	8029264 Mfr. no. 87122010070	€25.87	Made-to-order item	View & order

Tap parts for the Nefit (Bosch) 9700i HR25 (1)

Part	Item no. / mfr. no.	Price	Stock
Nefit aerator for Trendline II	8029193 Mfr. no. 87174052850	€57.19	Made-to-order item	View & order

Gaskets and seals for the Nefit (Bosch) 9700i HR25 (19) all Nefit (Bosch) gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Nefit sealing ring inspection hatch	8185124 Mfr. no. 87101031530	€18.31	In stock	View & order
Nefit lip ring DN80	8026750 Mfr. no. 8738901447	€11.83	In stock	View & order
Nefit flue sleeve	8122625 Mfr. no. 87229333300	€11.83	In stock	View & order
Nefit O-ring set 14.48x2.62 mm 10 pcs old number: 38472S	8029111 Mfr. no. 7099167	€28.03	In stock	View & order
Nefit O-ring set three-way valve 8718600261 for TopLine and TrendLine etc.	8027456 Mfr. no. 7746900280	€43.15	In stock	View & order
Nefit gasket ring 80	8184234 Mfr. no. 87110042320	€44.23	In stock	View & order
Nefit O-ring 17x4 10 pcs	8189387 Mfr. no. 87167711540	€9.67	In stock	View & order
Nefit condensate tray gasket HRC	8189451 Mfr. no. 87101031550	€26.95	In stock	View & order
Nefit burner cover gasket wb5-iiplus cms	8029825 Mfr. no. 87186680640	€35.59	In stock	View & order
Nefit gasket gas-air mixture duct	8029835 Mfr. no. 87377014510	€18.31	In stock	View & order
Nefit gasket for HRC ignition/ionisation pin set 10 pcs	8185082 Mfr. no. 8737708824	€91.75	In stock	View & order
Nefit siphon sealing ring (5 pcs) for EcomLine	8029121 Mfr. no. 73638S	€19.39	In stock	View & order
Nefit gasket set 2 x 10 pcs	8185125 Mfr. no. 87101031540	€73.39	Made-to-order item	View & order
Nefit gasket (10x)	8029842 Mfr. no. 87186620550	€73.39	Made-to-order item	View & order
Nefit O-ring 12 x 3	8029843 Mfr. no. 87186693850	€25.87	Made-to-order item	View & order
Nefit O-ring (10x)	8029958 Mfr. no. 87228801750	€47.47	Made-to-order item	View & order
Nefit Bosch gasket (1 pc)	8185282 Mfr. no. 87186693660	€26.95	Made-to-order item	View & order
Nefit gasket 8737709314	8179659 Mfr. no. 8737709314	€25.87	Made-to-order item	View & order
Nefit O-ring 20.22 x 3.53 mm 10 pcs	8029272 Mfr. no. 87186854900	€9.67	Made-to-order item	View & order

Pipes, tubes and hoses for the Nefit (Bosch) 9700i HR25 (4) all Nefit (Bosch) pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Nefit flue gas pipe	8029817 Mfr. no. 87186661830	€61.51	Made-to-order item	View & order
Nefit damper	8029836 Mfr. no. 87186661520	€76.63	Made-to-order item	View & order
Nefit gas pipe for e.g. 9000i AquaPower Plus HRC30 CW6 87186685310	8029841 Mfr. no. 87186685310	€76.63	Made-to-order item	View & order
Nefit hose for e.g. 9000i AquaPower Plus HRC30 CW6 7736700693	8029852 Mfr. no. 7736700693	€35.59	Made-to-order item	View & order

Casing and panels for the Nefit (Bosch) 9700i HR25 (1) all Nefit (Bosch) casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Nefit cover for e.g. HRC II 35 (ZWBR35) 87105062730	8189543 Mfr. no. 87105062730	€23.71	In stock	View & order

Fixing material for the Nefit (Bosch) 9700i HR25 (17) all Nefit (Bosch) fixing material →

Part	Item no. / mfr. no.	Price	Stock
Nefit heat exchanger clip 2 pcs for TopLine	8026806 Mfr. no. 74565	€23.71	In stock	View & order
Nefit screw M5 x 16 mm 5 pcs	8027462 Mfr. no. 7746900310	€19.39	In stock	View & order
Nefit front plate screw 10 pcs	8184399 Mfr. no. 29106124320	€23.71	Made-to-order item	View & order
Nefit screw M5x12 mm 10 pcs	8029313 Mfr. no. 29123011540	€11.83	Made-to-order item	View & order
Nefit screw M5 x 12 mm	8029610 Mfr. no. 7736700351	€47.47	Made-to-order item	View & order
Nefit clip incl. screw 4.8 x 13 (2x) 9000i	8026862 Mfr. no. 7736700690	€9.67	Made-to-order item	View & order
Nefit clamp 9000i HR25(B) 35(B) for e.g. 9000i AquaPower Plus HRC30 CW6 7736700698	8026934 Mfr. no. 7736700698	€26.95	Made-to-order item	View & order
Nefit clamp 9000i HR25(B) 35(B) for e.g. 9000i AquaPower Plus HRC30 CW6 7736700702	8026936 Mfr. no. 7736700702	€26.95	Made-to-order item	View & order
Nefit screw incl. nut	8029826 Mfr. no. 87186655890	€31.27	Made-to-order item	View & order
Nefit burner cover holder WB5-II	8029828 Mfr. no. 87186650430	€51.79	Made-to-order item	View & order
Nefit screw M4x8 (3x)	8029949 Mfr. no. 29144114120	€8.59	Made-to-order item	View & order
Bosch screw M5x12 long Pozi	80200972 Mfr. no. 87134010880	€47.47	Made-to-order item	View & order
Nefit spacer old number: 73949	8026736 Mfr. no. 7101394	€32.35	Made-to-order item	View & order
Nefit clamp (10 pcs) for e.g. HRC II 35 (ZWBR35) 87112000240	8020826 Mfr. no. 87112000240	€47.47	Made-to-order item	View & order
Nefit clamp for e.g. 9000i AquaPower Plus HRC30 CW6 7101370	8029578 Mfr. no. 7101370	€8.59	Made-to-order item	View & order
Nefit nut for e.g. HRC II 35 (ZWBR35) 87133011960	8020711 Mfr. no. 87133011960	€11.83	Made-to-order item	View & order
Nefit wall bracket old number: 73965	8026749 Mfr. no. 7101386	€45.31	Made-to-order item	View & order

Other parts for the Nefit (Bosch) 9700i HR25 (68)

Part	Item no. / mfr. no.	Price	Stock
Nefit pipe clamp set 5 pcs old number: 73653S	8029126 Mfr. no. 7099438	€20.47	In stock	View & order
Nefit pump swivel nut 1" old number: 73675 for TopLine	8029078 Mfr. no. 7099416	€18.31	In stock	View & order
Nefit inspection cover WB5-II Plus	8029824 Mfr. no. 87186661720	€74.47	Made-to-order item	View & order
Nefit burner cover WB5-II Plus	8029830 Mfr. no. 8737707981	€151.15	Made-to-order item	View & order
Nefit mixing unit for e.g. 9700i HR25 87186625180	8029839 Mfr. no. 87186625180	€74.47	Made-to-order item	View & order
Nefit sealing cap	8029865 Mfr. no. 7099028	€28.03	Made-to-order item	View & order
Nefit venturi seal (10 pcs)	8027659 Mfr. no. 8737708988	€60.43	Made-to-order item	View & order
Bosch non-return valve	80200990 Mfr. no. 87186627960	€49.63	Made-to-order item	View & order
Bosch pressure sensor for e.g. Compress 5800i AW (CS5800iAW 12 E) 87186510420	80200988 Mfr. no. 87186510420	€33.43	Made-to-order item	View & order
Bosch control unit ACU MHP-20 for e.g. 9700i HR50 8737714735	80201014 Mfr. no. 8737714735	€312.07	Made-to-order item	View & order
Bosch lock (Plux)	80201004 Mfr. no. 8737709149	€24.79	Made-to-order item	View & order
Bosch ignition cable for e.g. 9700i HR50 8737712818	80201011 Mfr. no. 8737712818	€30.19	Made-to-order item	View & order
Bosch insulation (bottom)	80201018 Mfr. no. 8738739066	€52.87	Made-to-order item	View & order
Bosch connector 2-pin (graphite grey) RAL7024	80200983 Mfr. no. 8716119988	€60.43	Made-to-order item	View & order
Bosch wiring harness HV (module box)	80201039 Mfr. no. 8738903710	€53.95	Made-to-order item	View & order
Bosch connector 2-pin (cream white) RAL9001	80200976 Mfr. no. 8716119955	€53.95	Made-to-order item	View & order
Bosch protective cap	80200984 Mfr. no. 8716121250	€9.67	Made-to-order item	View & order
Bosch gasket set for e.g. 9700i HR50 8737709150	80201005 Mfr. no. 8737709150	€29.11	Made-to-order item	View & order
Bosch earth wire	80201012 Mfr. no. 8737712819	€24.79	Made-to-order item	View & order
Bosch flow pipe (bottom) 15-35 kW	80201026 Mfr. no. 8738903678	€57.19	Made-to-order item	View & order
Bosch connector 2-pin (silver grey) RAL7001	80200977 Mfr. no. 8716119956	€60.43	Made-to-order item	View & order
Bosch top panel for e.g. 9700i HR50 8738739074	80201019 Mfr. no. 8738739074	€91.75	Made-to-order item	View & order
Bosch pump UPM3 ErP	80200991 Mfr. no. 8737604157	€301.27	Made-to-order item	View & order
Bosch fuse holder for e.g. 9700i HR50 8716121950	80200985 Mfr. no. 8716121950	€9.67	Made-to-order item	View & order
Bosch gasket 22.2x30x2	80201006 Mfr. no. 8737709162	€11.83	Made-to-order item	View & order
Bosch grommet for e.g. 9700i HR50 8738903679	80201027 Mfr. no. 8738903679	€24.79	Made-to-order item	View & order
Bosch flue connection	80201040 Mfr. no. 8738903726	€57.19	Made-to-order item	View & order
Bosch drain pipe for e.g. 9700i HR25 8738903687	80201033 Mfr. no. 8738903687	€31.27	Made-to-order item	View & order
Bosch cover (installer access)	80201007 Mfr. no. 8737709196	€119.83	Made-to-order item	View & order
Bosch return connection piece for e.g. 9700i HR50 8737707582	80200999 Mfr. no. 8737707582	€25.87	Made-to-order item	View & order
Bosch flow pipe (top) 15-35 kW	80201028 Mfr. no. 8738903680	€70.15	Made-to-order item	View & order
Bosch adapter (flue adapter)	80201049 Mfr. no. 8738906039	€60.43	Made-to-order item	View & order
Bosch clamp for e.g. 9700i HR50 8738739075	80201020 Mfr. no. 8738739075	€26.95	Made-to-order item	View & order
Bosch connector 2-pin (red violet) RAL4001	80200978 Mfr. no. 8716119957	€53.95	Made-to-order item	View & order
Bosch wiring harness HV	80201034 Mfr. no. 8738903688	€112.27	Made-to-order item	View & order
Bosch gasket for e.g. 9700i HR50 871860034A0	80200987 Mfr. no. 871860034A0	€11.83	Made-to-order item	View & order
Bosch fan for e.g. 9700i HR50 8737709295	80201008 Mfr. no. 8737709295	€289.39	Made-to-order item	View & order
Bosch condensate tray for e.g. 9700i HR25 8737713943	80201013 Mfr. no. 8737713943	€115.51	Made-to-order item	View & order
Bosch return pipe for e.g. 9700i HR50 8738903681	80201029 Mfr. no. 8738903681	€29.11	Made-to-order item	View & order
Bosch fuse 5x20 mm fast acting (5x)	80200973 Mfr. no. 8716116900	€36.67	Made-to-order item	View & order
Bosch body (three-way valve)	80200993 Mfr. no. 8737604762	€146.83	Made-to-order item	View & order
Bosch internal wiring harness LV	80201035 Mfr. no. 8738903689	€125.23	Made-to-order item	View & order
Bosch grommet (cable guide)	80201009 Mfr. no. 8737710236	€9.67	Made-to-order item	View & order
Bosch coupling 3/4"/22 mm	80201051 Mfr. no. 8738906092	€57.19	Made-to-order item	View & order
Bosch return connection piece for e.g. 9700i HR25 8737604763	80200994 Mfr. no. 8737604763	€226.75	Made-to-order item	View & order
Bosch connector 2-pin (light blue) RAL5012	80200974 Mfr. no. 8716119953	€60.43	Made-to-order item	View & order
Bosch gas control valve for e.g. 9700i HR50 87186518020	80200989 Mfr. no. 87186518020	€115.51	Made-to-order item	View & order
Bosch clamping bracket (2x)	80201000 Mfr. no. 8737709145	€29.11	Made-to-order item	View & order
Bosch coupling 1"/22 mm	80201052 Mfr. no. 8738906093	€57.19	Made-to-order item	View & order
Bosch front panel Nefit (white)	80201021 Mfr. no. 8738743246	€332.59	Made-to-order item	View & order
Bosch connector 2-pin (signal green) RAL6032	80200979 Mfr. no. 8716119983	€60.43	Made-to-order item	View & order
Bosch bracket (left)	80201015 Mfr. no. 8738739060	€45.31	Made-to-order item	View & order
Bosch flow pipe 15-35 kW	80200995 Mfr. no. 8737604764	€166.27	Made-to-order item	View & order
Bosch connector 2-pin (yellow green) RAL6018	80200975 Mfr. no. 8716119954	€60.43	Made-to-order item	View & order
Bosch connector 2-pin (orange brown) RAL8023	80201037 Mfr. no. 8738903694	€12.91	Made-to-order item	View & order
Bosch clamping bracket for e.g. 9700i HR50 8737709146	80201001 Mfr. no. 8737709146	€25.87	Made-to-order item	View & order
Bosch flue adapter DN 80/80	80201054 Mfr. no. 8738906095	€105.79	Made-to-order item	View & order
Bosch HCM 20624	80201043 Mfr. no. 8738906032	€33.43	Made-to-order item	View & order
Bosch bracket (right)	80201016 Mfr. no. 8738739061	€36.67	Made-to-order item	View & order
Bosch connector 2-pin (pure orange) RAL2004	80200980 Mfr. no. 8716119984	€60.43	Made-to-order item	View & order
Bosch wiring harness LV (module box)	80201038 Mfr. no. 8738903709	€49.63	Made-to-order item	View & order
Bosch insulation (front)	80201017 Mfr. no. 8738739065	€91.75	Made-to-order item	View & order
Bosch holder (expansion vessel)	80201023 Mfr. no. 8738903675	€53.95	Made-to-order item	View & order
Bosch holder (control unit)	80201002 Mfr. no. 8737709147	€100.39	Made-to-order item	View & order
Bosch connector 2-pin (signal blue) RAL5005	80200981 Mfr. no. 8716119985	€60.43	Made-to-order item	View & order
Bosch gas pipe for e.g. 9700i HR25 8738903676	80201024 Mfr. no. 8738903676	€105.79	Made-to-order item	View & order
Bosch cover (IP Plux)	80201003 Mfr. no. 8737709148	€29.11	Made-to-order item	View & order
Bosch connector 2-pin (pastel violet) RAL4009	80200982 Mfr. no. 8716119987	€60.43	Made-to-order item	View & order

Exploded views of the Nefit (Bosch) 9700i HR25

Click an exploded view to enlarge it. The position numbers are shown next to each part.

Fault code on your Nefit (Bosch) 9700i HR25? This is the part type involved

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

Code	What is going on	Part type
0L 284	The gas valve is activated.	Ignition and ionisation
0L 284	The gas control valve is activated.	Gas valves and gas control
0Y 276	The flow temperature sensor has measured a temperature higher than 95°C.	Sensors
0Y 277	The safety temperature sensor has measured a temperature higher than 95°C.	Sensors
0Y 285	The return temperature sensor has measured a temperature higher than 95°C.	Sensors
1A 316	The flue gas temperature sensor has measured an excessive temperature.	Sensors

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

Other Nefit (Bosch) boilers

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Frequently asked questions

Which parts are available for the Nefit (Bosch) 9700i HR25?

The catalogue lists 123 original parts for the Nefit (Bosch) 9700i HR25, including sensors, gas valves and gas control, diverter valves and hydroblocks, ignition and ionisation. All parts are listed above, grouped by type, with part number and price.

How much does a sensor for the Nefit (Bosch) 9700i HR25 cost?

The sensors for this model cost between €12.00 and €35.28 incl. VAT. Check the table "Sensors" above for the right part number.

Are the parts for the Nefit (Bosch) 9700i HR25 in stock?

25 of the 123 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 Nefit (Bosch) 9700i HR25?

Search for the part by part number or use the exploded view of the Nefit (Bosch) 9700i HR25.

Are these original Nefit (Bosch) parts?

Yes. All 123 parts in this list are original manufacturer parts for the Nefit (Bosch) 9700i HR25, delivered with the correct part number.

How much do parts for the Nefit (Bosch) 9700i HR25 cost?

Parts for the Nefit (Bosch) 9700i HR25 range from €2.82 to €416.35 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.