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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 Therm 520PN / 520HN Water Valve #8738710119

    Bosch Therm 520PN / 520HN Water Valve #8738710119

    Bosch Therm 520PN / 520HN Water Valve #8738710119 Learn More

    Regular Price: $199.47

    Special Price: $172.95

    Details
  2. Bosch Therm Universal Hydro Generator #8707406104

    Bosch Therm Universal Hydro Generator #8707406104

    Bosch Therm Universal Hydro Generator #8707406104 Learn More

    Regular Price: $172.34

    Special Price: $149.95

    Details

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