= GT - Bosch, Takagi and AO Smith Replacement Parts for Gas, Propane & Electric Tankless Water Heaters and Mini-Tanks

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

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Tankless Water Heater Replacement Parts

GlobalTowne sells replacement parts for all Bosch, Takagi and AO Smith gas, propane and electric tankless water heaters and electric mini-tanks. We list the most common Bosch, Takagi and AO Smith 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, Takagi and AO Smith parts.

Items 31 to 40 of 79 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: $379.44

    Special Price: $299.95

    Details
  2. 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: $369.55

    Special Price: $289.95

    Details
  3. Takagi / AO Smith Manifold Assembly w/ Gas Valve Assembly (NG) 100224093

    Takagi / AO Smith Manifold Assembly w/ Gas Valve Assembly (NG) 100224093

    Takagi / AO Smith Manifold Assembly w/ Gas Valve Assembly (NG) 100224093 Learn More

    Regular Price: $329.95

    Special Price: $279.95

    Details
  4. Takagi / AO Smith PCB Control Unit 100342430

    Takagi / AO Smith PCB Control Unit 100342430

    Takagi / AO Smith PCB Control Unit 100342430 Learn More

    Regular Price: $399.99

    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. Takagi / AO Smith Manifold Assembly w/ Gas Valve Assembly (LP) 100074671

    Takagi / AO Smith Manifold Assembly w/ Gas Valve Assembly (NG) 100074671

    Takagi / AO Smith Manifold Assembly w/ Gas Valve Assembly (LP) 100074671 Learn More

    Regular Price: $319.95

    Special Price: $252.95

    Details
  7. Takagi / AO Smith PCB Control Unit 100270584

    Takagi / AO Smith PCB Control Unit 100270584

    Takagi / AO Smith PCB Control Unit 100270584 Learn More
    $249.99
    Details
  8. Bosch AquaStar 2700ES / 2400ES Water Valve with Engine #8708505024

    Bosch AquaStar 2700ES / 2400ES Water Valve with Engine #8708505024

    Bosch AquaStar 2700ES / 2400ES Water Valve with Engine #8708505024 Learn More

    Regular Price: $329.85

    Special Price: $249.95

    Details
  9. Takagi / AO Smith Primary Fan 100224094

    Takagi / AO Smith Primary Fan 100224094

    Takagi / AO Smith Primary Fan 100224094 Learn More

    Regular Price: $329.99

    Special Price: $249.95

    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: $319.15

    Special Price: $239.95

    Details

Items 31 to 40 of 79 total

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  1. $0.00 - $99.99 (16)
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  5. $400.00 - $499.99 (11)
  6. $500.00 and above (1)
Brand
  1. AO Smith (45)
  2. Bosch AquaStar (20)
  3. Bosch Ariston (10)
  4. Bosch PowerStar (3)
  5. Bosch Tronic (1)
Gas Type
  1. Natural Gas (6)
  2. Liquid Propane (4)
Voltage (Volts)
  1. 120 (8)
Application
  1. Commercial,Residential (79)
Indoor/Outdoor Installation
  1. Indoor (3)
Product Type
  1. Electric Heater Accessory (10)
  2. Electric Heater Replacement Part (4)
  3. Gas Heater Replacement Part (65)
Spare Part Type
  1. AO Smith Parts (10)
  2. Ariston Parts (10)
  3. Gas Valves (11)
  4. Control Units (9)
  5. Fans (3)
  6. Heat Exchangers (21)
  7. Hydro Generators (1)
  8. PowerStar PCBs (4)
  9. Scale Stoppers (1)
  10. Water Valves (9)
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