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Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.

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Bosch Spare Parts

GlobalTowne sells replacement parts for all Bosch gas, propane and electric tankless water heaters and electric mini-tanks. We list the most common Bosch heat exchangers, water valves, gas valves, control boards, control boxes and hydrogenerator on this page. Call us at 888.726.9752 for pricing and availability on all other Bosch parts.

Items 1 to 10 of 12 total

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  1. Bosch AquaStar 125B Water Valve Assembly #8707002499

    Bosch AquaStar 125B Water Valve Assembly #8707002499

    Bosch AquaStar 125B Water Valve Assembly #8707002499 Learn More

    Regular Price: $339.44

    Special Price: $299.95

    Details
  2. Bosch AquaStar 1600P / 1600H Water Valve #8738710119

    Bosch AquaStar 1600P / 1600H Water Valve #8738710119

    Bosch AquaStar 1600P / 1600H Water Valve #8738710119 Learn More

    Regular Price: $319.95

    Special Price: $289.95

    Details
  3. Bosch AquaStar 1600H-NG Gas Valve #8707011976

    Bosch AquaStar 1600H-NG Gas Valve #8707011976

    Bosch AquaStar 1600H-NG Gas Valve #8707011976 Learn More

    Regular Price: $358.69

    Special Price: $289.95

    Details
  4. Bosch AquaStar 125X Water Valve Assembly #8707002810

    Bosch AquaStar 125X Water Valve Assembly #8707002810

    Bosch AquaStar 125X Water Valve Assembly #8707002810 Learn More

    Regular Price: $322.45

    Special Price: $269.95

    Details
  5. Bosch AquaStar 125FX / 425EF Water Valve #8707006361

    Bosch AquaStar 125FX / 425EF Water Valve #8707006361

    Bosch AquaStar 125FX / 425EF Water Valve #8707006361 Learn More

    Regular Price: $319.47

    Special Price: $269.95

    Details
  6. Bosch AquaStar 125B-NG Gas Valve #8707021090

    Bosch AquaStar 125B-NG Gas Valve #8707021090

    Bosch AquaStar 125B-NG Gas Valve #8707021090 Learn More

    Regular Price: $349.59

    Special Price: $269.95

    Details
  7. Bosch AquaStar 125B / 125HX Water Valve #8707002649

    Bosch AquaStar 125B / 125HX Water Valve #8707002649

    Bosch AquaStar 125B / 125HX Water Valve #8707002649 Learn More

    Regular Price: $319.55

    Special Price: $259.95

    Details
  8. PowerStar AE115 PCB Control Board #93-793843 for Poly Units

    PowerStar AE115 PCB Control Board #93-793843 for Poly Units

    PowerStar AE115 PCB Control Board (93-793843) Learn More

    Regular Price: $319.95

    Special Price: $239.95

    Details
  9. PowerStar AE125 PCB Control Board #93-793778 for Copper Can Unit

    PowerStar AE125 PCB Control Board #93-793778 for Copper Can Unit

    PowerStar AE125 PCB Control Board (93-793778) Learn More

    Regular Price: $299.95

    Special Price: $239.95

    Details
  10. Bosch AquaStar 250SX / 250SXO Water Valve with Engine #8708505018

    Bosch AquaStar 250SX / 250SXO Water Valve with Engine #8708505018

    Bosch AquaStar 250SX / 250SXO Water Valve with Engine #8708505018 Learn More

    Regular Price: $309.15

    Special Price: $229.95

    Details

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