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Bosch W 275-1 KD0 spare parts

In brief

Instalpunt supplies 39 original parts for the Bosch W 275-1 KD0, including sensors, gas valves and gas control, diverter valves and hydroblocks. Order online.

  • 39Spare parts
  • 14In stock
  • €7.19From
  • 12Types

Looking for parts for the Bosch W 275-1 KD0 (instantaneous water heater)? Below are all 39 original parts, grouped by part type. Choose a type to jump straight to the right table.

Sensors for the Bosch W 275-1 KD0 (1) all Bosch sensors →

PartItem no. / mfr. no.PriceStock
Nefit maximum protection8185018
Mfr. no. 8738717111
€33.95In stockView & order

Gas valves and gas control for the Bosch W 275-1 KD0 (2) all Bosch gas valves and gas control →

PartItem no. / mfr. no.PriceStock
Bosch pilot injector blue 10 pcs8184182
Mfr. no. 87082001400
€49.95In stockView & order
Bosch injector 10 pcs for e.g. WR 350-1 870820214608184122
Mfr. no. 87082021460
€47.95Made-to-order itemView & order

Diverter valves and hydroblocks for the Bosch W 275-1 KD0 (1) all Bosch diverter valves and hydroblocks →

PartItem no. / mfr. no.PriceStock
Nefit internal mechanism W 2508184115
Mfr. no. 87054063750
€339.95Made-to-order itemView & order

Ignition and ionisation for the Bosch W 275-1 KD0 (1) all Bosch ignition and ionisation →

PartItem no. / mfr. no.PriceStock
Nefit piezo igniter8185017
Mfr. no. 87481080230
€22.95In stockView & order

Burners for the Bosch W 275-1 KD0 (2) all Bosch burners →

PartItem no. / mfr. no.PriceStock
Nefit pilot burner for e.g. F 1455 870810531308180600
Mfr. no. 87081053130
€37.95In stockView & order
Bosch burner WR-1 275KP 870812046008180622
Mfr. no. 87081204600
€117.95Made-to-order itemView & order

Displays and controls for the Bosch W 275-1 KD0 (2) all Bosch displays and controls →

PartItem no. / mfr. no.PriceStock
Nefit temperature selector knob8185106
Mfr. no. 87020002190
€47.95Made-to-order itemView & order
Nefit top-up button8036121
Mfr. no. 87020001110
€27.95Made-to-order itemView & order

Valves for the Bosch W 275-1 KD0 (3) all Bosch valves →

PartItem no. / mfr. no.PriceStock
Bosch slow ignition valve W135/WR250/328180730
Mfr. no. 87085030630
€18.95In stockView & order
Bosch water flow regulator 870740202108180540
Mfr. no. 87074020210
€59.95Made-to-order itemView & order
Bosch flow valve8185078
Mfr. no. 87085002300
€26.95Made-to-order itemView & order

Cables and wiring harnesses for the Bosch W 275-1 KD0 (1) all Bosch cables and wiring harnesses →

PartItem no. / mfr. no.PriceStock
Nefit ignition cable8036134
Mfr. no. 87071010020
€45.95Made-to-order itemView & order

Gaskets and seals for the Bosch W 275-1 KD0 (11) all Bosch gaskets and seals →

PartItem no. / mfr. no.PriceStock
Nefit O-ring 10 pcs for e.g. F 1400 870020500108036002
Mfr. no. 87002050010
€40.95In stockView & order
Bosch diaphragm silicone 10 pcs8184179
Mfr. no. 87005030500
€38.95In stockView & order
Nefit gasket DHW + CW 10 pcs8184184
Mfr. no. 87101030450
€11.95In stockView & order
Nefit burner gasket 10 pcs for e.g. WT 13 870100301008180257
Mfr. no. 87010030100
€15.95In stockView & order
Nefit gasket 10 pcs for e.g. F 1400 870010300808029145
Mfr. no. 87001030080
€25.95In stockView & order
Nefit gas stop valve gasket ring 10 pcs8184171
Mfr. no. 87001030140
€25.95Made-to-order itemView & order
Nefit O-ring for e.g. W 135 natural gas 870020500708184173
Mfr. no. 87002050070
€32.95Made-to-order itemView & order
Nefit O-ring 10 pcs for e.g. F 1400 870020508708036110
Mfr. no. 87002050870
€28.95Made-to-order itemView & order
Nefit O-ring 10 pcs for e.g. W 135 natural gas 874020500208184187
Mfr. no. 87402050020
€41.95Made-to-order itemView & order
Nefit burner gasket 10 pcs for e.g. WT 13 871010306008184186
Mfr. no. 87101030600
€25.95Made-to-order itemView & order
Nefit gasket pt 21D58X 10 pcs8184193
Mfr. no. 87010040010
€26.95Made-to-order itemView & order

Pipes, tubes and hoses for the Bosch W 275-1 KD0 (2) all Bosch pipes, tubes and hoses →

PartItem no. / mfr. no.PriceStock
Nefit pilot line 4mm8181449
Mfr. no. 87107071660
€44.95In stockView & order
Bosch connecting pipe kW8185152
Mfr. no. 87007052940
€43.95Made-to-order itemView & order

Casing and panels for the Bosch W 275-1 KD0 (2) all Bosch casing and panels →

PartItem no. / mfr. no.PriceStock
Nefit pilot cap 10 pcs8184181
Mfr. no. 87013090390
€33.95In stockView & order
Bosch guide plate8181707
Mfr. no. 87010001430
€56.95Made-to-order itemView & order

Fixing material for the Bosch W 275-1 KD0 (6) all Bosch fixing material →

PartItem no. / mfr. no.PriceStock
Nefit screw 87034010510, 10 pcs8184119
Mfr. no. 87034010510
€22.95Made-to-order itemView & order
Bosch adjusting screw 870340409708036027
Mfr. no. 87034040970
€23.95Made-to-order itemView & order
Bosch clamping screw8185053
Mfr. no. 87034010460
€23.95Made-to-order itemView & order
Bosch screw water cover 10 pcs8185080
Mfr. no. 29106541910
€21.95Made-to-order itemView & order
Nefit screw 87034010690, 10 pcs8035016
Mfr. no. 87034010690
€22.95Made-to-order itemView & order
Nefit screw 29109521220, 10 pcs8035017
Mfr. no. 29109521220
€21.95Made-to-order itemView & order

Other parts for the Bosch W 275-1 KD0 (5)

PartItem no. / mfr. no.PriceStock
Nefit magnet insert for e.g. W 135 natural gas 870720101208180420
Mfr. no. 87072010120
€50.95In stockView & order
Nefit backflow protection for e.g. WR 350-1 87387184288184127
Mfr. no. 8738718428
€112.95In stockView & order
Bosch water section W250-18185044
Mfr. no. 87070024620
€254.95Made-to-order itemView & order
Bosch corner bracket for e.g. WR 350-1 871800303908181417
Mfr. no. 87180030390
€10.95Made-to-order itemView & order
Bosch connecting pipe heat exchanger8185151
Mfr. no. 87007055340
€47.95Made-to-order itemView & order

Fault code on your Bosch W 275-1 KD0? This is the part type involved

Common Bosch fault codes and the part type that is usually the cause; the parts for this model are listed above.

CodeWhat is going onPart type
2P564Temperature sensor temperature rising too fast (> 70 K/min).Sensors
8C373The burner thermostat has measured an excessive temperature more often than permitted.Burners
8C374Insufficient ionisation current has been measured during firing more often than permitted.Ignition and ionisation
9A235The KIM is too new for the burner control unit.Burners
9U233The burner control unit or the KIM is faulty.Burners
227 VNo flame signal after ignitionIgnition and ionisation

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

Other Bosch instantaneous water heaters

← All Bosch parts

Frequently asked questions

Which parts are available for the Bosch W 275-1 KD0?

The catalogue lists 39 original parts for the Bosch W 275-1 KD0, 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 Bosch W 275-1 KD0 cost?

The sensors for this model cost €32.67 incl. VAT. Check the table "Sensors" above for the right part number.

Are the parts for the Bosch W 275-1 KD0 in stock?

14 of the 39 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 Bosch W 275-1 KD0?

Search for the part by part number or use the parts list of the Bosch W 275-1 KD0. Is your appliance showing a fault code? The fault code table shows the matching part type.

Are these original Bosch parts?

Yes. All 39 parts in this list are original manufacturer parts for the Bosch W 275-1 KD0, supplied through the official technical wholesale channel and with the correct part number.

How much do parts for the Bosch W 275-1 KD0 cost?

Parts for the Bosch W 275-1 KD0 range from €7.19 to €436.47 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.
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