125B Technical Support
Online Technical Support from Bosch Water Heaters
 
Parts that can be purchased within our website are not directly sold by Bosch.  They are provided through Houseneeds.com, an authorized Bosch parts supplier.
   
   125B Repair Parts List

8705406235.jpgBosch Aquastar 125B Heat Exchanger
Part #8705406380
(Previous Part #8705406235)
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8707002649.jpgBosch Aquastar 125B Water Valve
Part #8707002649
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8700306114.jpgBosch Aquastar 125B Water Valve Pushrod
Part #8700306114
Non-Returnable 

shopingcart_icon.gif Purchase This Part Here

 

8710103043.jpgBosch Aquastar 125B Water Connections Gasket
Part #8710103043
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8703401051.jpgBosch Aquastar 125B Water valve set screw
Part #8703401051
Non-Returnable 

shopingcart_icon.gif Purchase This Part Here

 

8700503053.jpgBosch Aquastar 125B Water Valve Diaphram
Part #8700503053
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8700507001.jpgBosch Aquastar 125B Inlet Filter Screen
Part #8700507001
Non-Returnable 

shopingcart_icon.gif Purchase This Part Here

 

8705505009.jpgBosch Aquastar 125B Volumetric flow governor
Part #8705705009
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8708205249.jpgBosch Aquastar 125B Water Valve Venturi
Part #8708205249
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8700703114.jpgBosch Aquastar 125B Water Elbow Fitting
Part #8700703114
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8700703130.jpgBosch Aquastar 125B Outlet Flex Hose
Part #8700703130
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8700705627.jpgBosch Aquastar 125B Cold water Pipe
Part #8700705627
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8702000111.jpgBosch Aquastar 125B Temp Adjustment knob
Part #8702000111
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

NoImageAvail.gifBosch Aquastar 125B Temp Adjustment Collar and Knob
Part #8702000219
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8718105051.jpgBosch Aquastar 125B Pilot Assembly
Part #8718105051
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8708107002.jpgBosch Aquastar 125B Piezo Electrode
Part #8708107002
Non-Returnable 

shopingcart_icon.gif Purchase This Part Here

 

8708200005.jpgBosch Aquastar 125B Pilot Injector Natural Gas (NG)
Part #8708200005
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8748200173.jpgBosch Aquastar 125B Pilot Injector Propane Gas (LP)
Part #8748200173
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8707206344.jpgBosch Aquastar 125B Thermocouple with Flue Gas sensor
Part #8707206344
Non-Returnable 

shopingcart_icon.gif Purchase This Part Here

 

8707206040.jpgBosch Aquastar 125B Overheat Sensor (ECO)
Part #8707206040
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8707201012.jpgBosch Aquastar 125B Electromagnet
Part #8707201012
Non-Returnable 

shopingcart_icon.gif Purchase This Part Here

 

8342400000.jpgBosch Aquastar 125B Regulator Natural Gas (NG)
Part #8342400000
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

8345520000.jpgBosch Aquastar 125B Regulator Propane Gas (LP)
Part #8345520000
Non-Returnable

shopingcart_icon.gif Purchase This Part Here

 

Bosch Aquastar Water Valve rebuild kit for 125B Poly water valve
Parts #WVKIT125B PWV (#8700306114 and 2 X #8710103043)
Non-Returnable

shopingcart_icon.gif Purchase This Part Here
   
125B Tech Support
Bosch AquaStar Model 125B
 

Note: Specifications and product information subject to change without notice.