Spare Parts

Find the right spare part

Only the quality of original spare parts and accessories can guarantee that your Bosch appliance will work reliably – and lastingly.
For all Bosch Hot Water & Heating appliance spare parts enquiries and purchases, please contact:
To access technical drawings and our spare parts selection tool, go to the spare parts tab on the training website.

Training Website

External Mechanical Hot Water Systems
HydroPower 10L Hydropower 13L Hydropower 16L Pilot 10L Pilot 13L Pilot 16L
Image 10H 13H 16H 10P 13P 16P
Type Plate ID TF250-8G TF325-8G TF400-8G TF250NG1TH TF325NG1TR TF400NG1TR
Other Names
  • 10H
  • TF250-1B
  • Waterwizard 10
  • 13H
  • TF325-1B
  • Waterwizard 13
  • 16H
  • TF400-1B
  • Waterwizard 16
  • 10P
  • Water Wizard 10P
  • 13P
  • Water Wizard 13P
  • 16P
  • Water Wizard 16P
Natural Gas Unlocked 7716462901 7716472601 7716482601 9707061030 9707062005 9707063000
LPG Unlocked 7716463301 7716473601 7716483601 9707061028
Spare Parts List Download (PDF 0.3 MB) Download (PDF 0.3 MB) Download (PDF 0.3 MB) Download (PDF 0.4 MB) Download (PDF 0.3 MB) Download (PDF 0.4 MB)
Internal Mechanical Hot Water Systems
HydroPower 10L Hydropower 13L Hydropower 16L Internal Compact 10L Internal Compact 13L Internal Compact 16L
Image 10H Internal 13H Internal 16H Internal Ci10 Ci13 Ci16
Type Plate ID WR250-8G WR325-8G WR400-8G GWH10-2 GWH13-2 GWH16-2
Other Names
  • 10H Internal
  • 13H Internal
  • 16H Internal
  • Ci10
  • Ci13
  • Ci16
Natural Gas Unlocked 7701331614 7702331714 7703331744
LPG Unlocked 7701531975 7702531974 7703531948
Spare Parts List Download (PDF 0.3 MB) Download (PDF 0.3 MB) Download (PDF 0.3 MB) Download (PDF 0.5 MB) Download (PDF 0.5 MB) Download (PDF 0.5 MB)
OptiFlow Hot Water Systems
Optiflow 16L Bluetooth Optiflow 16L Professional Optiflow 20L Bluetooth Optiflow 20L Professional Optiflow 26L Bluetooth Optiflow 26L Professional
Image OptiFlow 16L OptiFlow 16L OptiFlow 20L OptiFlow 20L OptiFlow 26L OptiFlow 26L
Type Plate ID GWH16 GWH16 GWH20 GWH20 GWH26 GWH26
Natural Gas Unlocked 7736503241 7736503237 7736503249 7736503245 7736503230 7736503226
Natural Gas 50°C Limited 7736503239 7736503235 7736503247 7736503243 7736503228 7736503224
LPG
Unlocked
7736503242 7736503238 7736503250 7736503246 7736503231 7736503227
LPG 50°C Limited 7736503240 7736503236 7736503248 7736503244 7736503229 7736503225
Spare Parts List Download (PDF 0.6 MB) Download (PDF 0.6 MB) Download (PDF 0.6 MB) Download (PDF 0.6 MB) Download (PDF 0.6 MB) Download (PDF 0.6 MB)
4000S Hot Water Systems
4000S 12L External 4000S 12L Internal 4000S 16L Internal 4000S 16L Internal
Image External 4000S Internal 4000S Internal 4000S Internal 4000S
Type Plate ID GWH12 WTD12 WTD16 WTD20
Other Names OptiFlow Professional External 12L OptiFlow Professional Internal 12L OptiFlow Professional Internal 16L OptiFlow Professional Internal 20L
Natural Gas Unlocked 7736502491 7736502487 7736502495 7736502499
Natural Gas 50°C Limited 7736502493 7736502489 7736502497 7736502501
LPG Unlocked 7736502492 7736502488 7736502496 7736502500
LPG 50°C Limited 7736502494 7736502490 7736502498 7736502502
Spare Parts List Download (PDF 0.2 MB) Download (PDF 0.2 MB) Download (PDF 0.2 MB) Download (PDF 0.2 MB)
Electric Storage Hot Water Systems
Tronic 1000T 80L Tronic 1000T 125L Tronic 1000T 160L Tronic 1000T 250L Tronic 1000T 315L Tronic 1000T 400L
Image Tronic 80L Tronic 125L Tronic 160L Tronic 250L Tronic 315L Tronic 400L
Type Plate ID 1000T 1000T 1000T 1000T 1000T 1000T
1.8kW 7716500232 7716500237 7716500242
2.4kW 7716500233 7716500238 7716500243
3.6kW 7716500234 7716500239 7716500244 7716500247 7716500251 7716500255
4.8kW 7716500248 7716500252 7716500256
Spare Parts List Download (PDF 0.3 MB) Download (PDF 0.2 MB) Download (PDF 0.2 MB) Download (PDF 0.3 MB) Download (PDF 0.2 MB) Download (PDF 0.3 MB)
Heat Pump Hot Water Systems
Image Heat Pump
Type Plate ID HP 270
Other Names
  • HPWH
Part Number 7736501960
Spare Parts List Download (PDF 0.2 MB)
Hydronic Heating Systems