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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.

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  1. Bosch AquaStar 2400E / 2400EO / 250SX / 250SXO Heat Exchanger #8705406285

    Bosch AquaStar 2400E / 2400EO / 250SX / 250SXO Heat Exchanger #8705406285

    Bosch AquaStar 2400E / 2400EO / 250SX / 250SXO Heat Exchanger #8705406285 Learn More

    Regular Price: $539.95

    Special Price: $499.95

    Details
  2. Bosch AquaStar 125BS / 1600PS Heat Exchanger #8705406189

    Bosch AquaStar 125BS / 1600PS Heat Exchanger #8705406189

    Bosch AquaStar 125BS / 1600PS Heat Exchanger #8705406189 Learn More

    Regular Price: $549.95

    Special Price: $459.95

    Details
  3. Bosch AquaStar 2700ES / 2400ES Heat Exchanger #8738701985 (8705406422)

    Bosch AquaStar 2700ES / 2400ES Heat Exchanger #8738701985 (8705406422)

    Bosch AquaStar 2700ES / 2400ES Heat Exchanger #8738701985 (8705406422) Learn More

    Regular Price: $544.00

    Special Price: $429.95

    Details
  4. Bosch AquaStar 125 Heat Exchanger #8705406380 (8705406235)

    Bosch AquaStar 125 Heat Exchanger #8705406380 (8705406235)

    Bosch AquaStar 125 Heat Exchanger #8705406380 (8705406235) Learn More

    Regular Price: $445.95

    Special Price: $399.95

    Details
  5. Bosch AquaStar 1600 Heat Exchanger #8705406386

    Bosch AquaStar 1600 Heat Exchanger #8705406386

    Bosch AquaStar 1600 Heat Exchanger #8705406386 Learn More

    Regular Price: $429.95

    Special Price: $389.95

    Details

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