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Bosch Aquastar 125HX Water Heater Repair Parts Buy Page
Repair Parts - Water Heater and Space Heater Repair Parts.

Disclaimer

Searching for a Part number? click here

Looking for a Part that is not listed? click here

*The prices on this page are for Web Orders Only!
Contractors & Plumbers - click here for savings

Water Heater repair parts ship via UPS or USPS.
Most small, light weight parts on this page ship via USPS. Please be sure to provide us with a valid postal address if it's different than the UPS address.
Most shipments are received within 2 to 10 business days.
Faster shipping is available.

Warning!  All parts are non-returnable.

Technical Support     Parts Diagram     Service Bulletins     Faster Shipping
Model
Model Your Cost Change quantity in your Shopping Cart. You can always remove items later.
Part # 8705406380
Click here for more info on Part # 8705406380  Bosch Aquastar 125HX Heat Exchanger LOC 3305 - (Formerly - 8705406235) Part 8705406380 - Non-returnable
Old Part Number - 8705406235

Download Service Bulletin
Disclaimer		 $312.60 
Part # 8707002649
Click here for more info on Part # 8707002649  Bosch Aquastar 125HX Water Valve 1 Port LOC 3370 - Part 8707002649 - Non-returnable

Download Service Bulletin
Disclaimer		 $163.40 
Part # 8700306114
Click here for more info on Part # 8700306114  Bosch Aquastar 125HX Water Valve Pushrod LOC 3060 - Part 8700306114 - Non-returnable

Download Service Bulletin
Disclaimer		 $17.20 
Part # 8705705009
Click here for more info on Part # 8705705009  Bosch Aquastar 125HX Volumetric flow governor LOC 3345 - Part 8705705009 - Non-returnable

Download Service Bulletin
Disclaimer		 $17.20 
Part # 8710103043
Click here for more info on Part # 8710103043  Bosch Aquastar 125HX Water Connections Gasket LOC 3565 - Part 8710103043 - Non-returnable

Download Service Bulletin
Disclaimer		 $5.35 
Part # 8703401165
Click here for more info on Part # 8703401165  Bosch Aquastar 125HX Water valve set screw LOC 3220 - Part 8703401165 - Non-returnable

formerly 8703401051

Download Service Bulletin
Disclaimer		 $5.35 
Part # 8700503053
Click here for more info on Part # 8700503053  Bosch Aquastar 125HX Water Valve Diaphragm LOC 3080 - Part 8700503053 - Non-returnable

Download Service Bulletin
Disclaimer		 $24.70 
Part # 8700507001
Click here for more info on Part # 8700507001  Bosch Aquastar 125HX Inlet Filter Screen LOC 3095 - Part 8700507001 - Non-returnable

Download Service Bulletin
Disclaimer		 $6.45 
Part # 8708205249
Click here for more info on Part # 8708205249  Bosch Aquastar 125HX Water Valve Venturi LOC 3530 - Part 8708205249 - Non-returnable

Download Service Bulletin
Disclaimer		 $10.25 
Part # 8700703114
Click here for more info on Part # 8700703114  125HX Water Elbow Fitting LOC 3120 - Part 8700703114 non-returnable

Download Service Bulletin
Disclaimer		 $68.80 
Part # 8700703139
Click here for more info on Part # 8700703139  Bosch Aquastar 125HX Outlet Flex Hose LOC 3125 - Part 8700703139 - Non-returnable
Old Part Number - 8700703130

Download Service Bulletin
Disclaimer		 $40.90 
Part # 8700705947
Click here for more info on Part # 8700705947  Bosch Aquastar 125HX Cold Water Pipe LOC 3150 - Part 8700705947 - Non-returnable

Download Service Bulletin
Disclaimer		 $18.30 
Part # 8700715178
Click here for more info on Part # 8700715178  Bosch Aquastar 125HX Connecting Pipe Hot LOC 3186 - Part 8700715178 - Non-returnable

Download Service Bulletin
Disclaimer		 $40.90 
Part # 8707406059
Click here for more info on Part # 8707406059  Bosch Aquastar 125HX Hydro-Generator LOC 3470 - Part 8707406104 - Non-returnable
Old Part Number - 8707406059

Download Service Bulletin
Disclaimer		 $93.00 
Part # 8700103658
Click here for more info on Part # 8700103658  Bosch Aquastar 125HX Outlet Flex Hose Washer LOC 3020 - Part 8700103658 - Non-returnable

Download Service Bulletin
Disclaimer		 $5.35 
Part # 8700707370
Click here for more info on Part # 8700707370  Bosch Aquastar 125HX Pilot Tube LOC 3170 - Part 8700707370 - Non-returnable

Download Service Bulletin
Disclaimer		 $15.10 
Part # 8702000111
Click here for more info on Part # 8702000111  Bosch Aquastar 125HX Temp Adjustment knob LOC 3205 - Part 8702000111 - Non-returnable

Download Service Bulletin
Disclaimer		 $9.75 
Part # 8702000219
Click here for more info on Part # 8702000219  Bosch Aquastar 125HX Temp Adjustment Collar and Knob LOC 3075 - Part 8702000219 - Non-returnable

formerly 8700403008

Download Service Bulletin
Disclaimer		 $9.75 
Part # 8705500101
Click here for more info on Part # 8705500101  Bosch Aquastar 125HX Water valve cover LOC 3325 - Part 8705500101 - Non-returnable

Download Service Bulletin
Disclaimer		 $40.90 
Part # 8708105491
Click here for more info on Part # 8708105491  Bosch Aquastar 125HX Pilot Assembly LP LOC 3475 - Part 8708105491 - Non-returnable

Download Service Bulletin
Disclaimer		 $24.70 
Part # 8718105051
Click here for more info on Part # 8718105051  Bosch Aquastar 125HX Pilot Assembly NG LOC 3585 - Part 8718105051 - Non-returnable

Download Service Bulletin
Disclaimer		 $17.20 
Part # 8708200069
Click here for more info on Part # 8708200069  Bosch Aquastar 125HX Pilot Injector Natural Gas LOC 3510 - Part 8708200069 - Non-returnable

Download Service Bulletin
Disclaimer		 $6.45 
Part # 8708200312
Click here for more info on Part # 8708200312  Bosch Aquastar 125HX Pilot Injector Propane Gas LOC 3515 - Part 8708200312 - Non-returnable
Old Part Number - 8748200312

Download Service Bulletin
Disclaimer		 $6.45 
Part # 8700103173
Click here for more info on Part # 8700103173  Bosch Aquastar 125HX Pilot Tube Gasket LOC 3015 - Part 8700103173 - Non-returnable

Download Service Bulletin
Disclaimer		 $5.35 
Part # 8708501249
Click here for more info on Part # 8708501249  Bosch Aquastar 125HX Pilot Electrovalve LOC 3540 - Part 8708501249 - Non-returnable

Download Service Bulletin
Disclaimer		 $49.50 
Part # 8708501250
Click here for more info on Part # 8708501250  Bosch Aquastar 125HX Burner Electrovalve LOC 3545 - Part 8708501250 - Non-returnable

Download Service Bulletin
Disclaimer		 $54.80 
Part # 8700205120
Click here for more info on Part # 8700205120  Bosch Aquastar 125HX Electrovalve O-Ring LOC 3040 - Part 8700205120 - Non-returnable

Download Service Bulletin
Disclaimer		 $5.35 
Part # 8700205119
Click here for more info on Part # 8700205119  Bosch Aquastar 125HX O-Ring LOC 3035 - Part 8700205119 - Non-returnable

Download Service Bulletin
Disclaimer		 $5.35 
Part # 8707207142
Click here for more info on Part # 8707207142  Bosch Aquastar 125HX Electronic Control Box LOC 3445 - Part 8707207142 - Non-returnable

Download Service Bulletin
Disclaimer		 $190.30 
Part # 8704404038
Click here for more info on Part # 8704404038  Bosch Aquastar 125HX Set of Cables LOC 3265 - Part 8704404038 - Non-returnable

Download Service Bulletin
Disclaimer		 $24.70 
Part # 8707206345
Click here for more info on Part # 8707206345  Bosch Aquastar 125HX Flue Gas Sensor LOC 3430 - Part 8707206345 - Non-returnable

Download Service Bulletin
Disclaimer		 $49.50 
Part # 8704404040
Click here for more info on Part # 8704404040  Bosch Aquastar 125HX Flame Sensor Cable LOC 3275 - Part 8704404040 - Non-returnable

Download Service Bulletin
Disclaimer		 $11.85 
Part # 8704404039
Click here for more info on Part # 8704404039  Bosch Aquastar 125HX Electrode Cable LOC 3270 - Part 8704404039 - Non-returnable

Download Service Bulletin
Disclaimer		 $11.80 
Part # 8708107006
Click here for more info on Part # 8708107006  Bosch Aquastar 125HX Piezo Electrode LOC 3485 - Part 8708107006 - Non-returnable

Download Service Bulletin
Disclaimer		 $10.75 
Part # 8708107007
Click here for more info on Part # 8708107007  Bosch Aquastar 125HX Flame Sensor Rod LOC 3490 - Part 8708107007 - Non-returnable

Download Service Bulletin
Disclaimer		 $10.75 
Part # 8707206040
Click here for more info on Part # 8707206040  Bosch Aquastar 125HX Overheat Sensor (ECO) LOC 3405 - Part 8707206040 - Non-returnable

Download Service Bulletin
Disclaimer		 $40.90 
Part # 8342400000
Click here for more info on Part # 8342400000  Bosch Aquastar 125HX Regulator Natural Gas LOC 3000 - Part 8342400000 - Non-returnable
Disclaimer		 $48.00 
Part # 8345520000
Click here for more info on Part # 8345520000  Bosch Aquastar 125HX Regulator Propane Gas LOC 3005 - Part 8345520000 - Non-returnable
Disclaimer		 $45.00 
Part # 8705421752
Click here for more info on Part # 8705421752  Bosch Aquastar 125HX Front Cover LOC 3322 - Drop ship from mfg - Part 8705421752 - Non-returnable

This item ships directly from Bosch and may take up to 2 extra days to process.
Disclaimer		 $170.90 
Part # 8707006353
Click here for more info on Part # 8707006353  Bosch Aquastar 125HX Water Valve 2 port (older model, check manual) LOC 3376 - Drop ship from mfg - Part 8707006353 - Non-returnable

This item ships directly from Bosch and may take up to 2 extra days to process.

Download Service Bulletin
Disclaimer		 $179.00 
Part # 8707011917
Click here for more info on Part # 8707011917  Bosch Aquastar 125HX Gas Valve NG LOC 3670 - Drop ship from mfg - Part 8707011917 - Non-returnable

This item ships directly from Bosch and may take up to 2 extra days to process.

Download Service Bulletin
Disclaimer		 $254.80 
Part # 8707011945
Click here for more info on Part # 8707011945  Bosch Aquastar 125HX Gas Valve LP LOC 3675 - Drop ship from mfg - Part 8707011945 - Non-returnable

This item ships directly from Bosch and may take up to 2 extra days to process.

Download Service Bulletin
Disclaimer		 $196.70 
Part # 8708120296
Click here for more info on Part # 8708120296  Bosch Aquastar 125HX Main Burner LP w/ Washer LOC 3497 - Drop ship from mfg - Part 8708120296 - Non-returnable

This item ships directly from Bosch and may take up to 2 extra days to process.

Download Service Bulletin
Disclaimer		 $136.50 
Part # 8708120298
Click here for more info on Part # 8708120298  Bosch Aquastar 125HX Main Burner NG w/ Washer LOC 3498 - Drop ship from mfg - Part 8708120298 - Non-returnable

This item ships directly from Bosch and may take up to 2 extra days to process.

Download Service Bulletin
Disclaimer		 $110.70 
Part # 8708500289
Click here for more info on Part # 8708500289  Bosch Aquastar 125HX water valve selector screw LOC 3537 - Part 8708500289 - Non-returnable

Download Service Bulletin
Disclaimer		 $29.00 
Part # 8708504021
Click here for more info on Part # 8708504021  Bosch Aquastar 125HX Diaphragm Switch NG LOC 3556 - Part 8708504021 - Non-returnable

Download Service Bulletin
Disclaimer		 $127.90 
Part # 8708504049
Click here for more info on Part # 8708504049  Bosch Aquastar 125HX Diaphragm Switch LP LOC 3557 - Drop ship from mfg - Part 8708504049 - Non-returnable

This item ships directly from Bosch and may take up to 2 extra days to process.

Download Service Bulletin
Disclaimer		 $127.90 
Part # 8710103045
Click here for more info on Part # 8710103045  Bosch Aquastar 125HX Washer 1/2 Inch LOC 3570 - Part 8710103045 - Non-returnable

Download Service Bulletin
Disclaimer		 $5.35 
Part # 8710103060
Click here for more info on Part # 8710103060  Bosch Aquastar 125HX Burner Assembly Washer LOC 3571 - Part 8710103060 - Non-returnable

Download Service Bulletin
Disclaimer		 $5.35 
Part # WVKIT125HXPWV
Click here for more info on Part # WVKIT125HXPWV  Bosch Aquastar Water Valve rebuild kit for 125HX Poly Water Valve LOC 3060/3615/3220/3565 - Part WVKIT125HXPWV (8700306114 and DOWLUBE and 2 X 8703401051 and 2 X 8710103043) - Non-returnable

Download Service Bulletin
Disclaimer		 $40.75 
Dow Lube
No Image Available Package of Dow Lube--Loc 3615 - Non-returnable
Disclaimer		 $2.95 

Technical Support     Parts Diagram     Service Bulletins     Faster Shipping Repair Parts - Water Heater and Space Heater Repair Parts.

Disclaimer

Searching for a Part number? click here

Looking for a Part that is not listed? click here

*The prices on this page are for Web Orders Only!
Contractors & Plumbers - click here for savings

Water Heater repair parts ship via UPS or USPS.
Most small, light weight parts on this page ship via USPS. Please be sure to provide us with a valid postal address if it's different than the UPS address.
Most shipments are received within 2 to 10 business days.
Faster shipping is available.

Warning!  All parts are non-returnable.



Our Return Policy      Our Shipping Policy


Bosch Repair Parts Page
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