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Bosch Spare Parts

ProWaterHeaterSupply 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 866.289.4652 for pricing and availability on all other Bosch parts.

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  1. Bosch ProTankless 425 Heat Exchanger #8705406380 (8705406235)

    Bosch ProTankless 425 Heat Exchanger #8705406380 (8705406235)

    Bosch ProTankless 425 Heat Exchanger #8705406380 (8705406235) Learn More

    Regular Price: $345.95

    Special Price: $299.95

    Details
  2. Bosch Therm 520 Heat Exchanger #8705406386

    Bosch Therm 520 Heat Exchanger #8705406386

    Bosch Therm 520 Heat Exchanger #8705406386 Learn More

    Regular Price: $345.95

    Special Price: $299.95

    Details
  3. Bosch Therm C1210ES / C1050ES / C950ES / 940ES / 830ES Gas Valve #8707021019

    Bosch Therm C1210ES / C1050ES / C950ES / 940ES / 830ES Gas Valve #8707021019

    Bosch Therm C1210ES / C1050ES / C950ES / 940ES / 830ES Gas Valve #8707021019 Learn More

    Regular Price: $339.95

    Special Price: $289.95

    Details

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