AquaStar 125 Series Tankless Water Heaters
Bosch AquaStar Water Heater Family
 
   
   AquaStar 125 Series

Our most popular models are from the 125 Series. These tankless water heaters supply one major hot water outlet at a time (Example: One shower running at a time). They are sized for most homes and small businesses and have a 12-year warranty when installed professionally.

125BO (Outdoor)
Bosch AquaStar Model 125BO is for installation outdoors and has built-in freeze protection down to 5°F. It’s tough enough to crank out endless hot water for all your household needs – on demand, instantly. So efficient, it saves up to 50% in energy costs.

125FX
Built-in power vent which allows horizontal venting up to 15'. Also has an electronic ignition and a horizontal vent terminator accessory.

NOTE: For Massachusetts Residences considering purchasing and installing the 125FX, please read this document: Sidewall Venting Information for Commonwealth of Massachusetts [PDF].

   
AquaStar 125 Series
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Note: Specifications and product information subject to change without notice.