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Bosch Water Heaters, Boilers and Heat Pumps

Updated: Aug 30, 2018
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Bosch Thermotechnology supplies tankless, point-of-use and heat pump water heaters, solar thermal systems, floor-standing and wall-hung boilers, geothermal heat pump systems, and controls and accessories for these products. Bosch Thermotechnology is part of Bosch USA, which is a subsidiary of The Bosch Group. Bosch had worldwide sales of approximately $89 billion in 2017.

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Corporate History

Bosch was founded in Stuttgart, Germany in 1886 by Robert Bosch, with its first U.S. branch office established in 1906 in New York.  Bosch USA employs approximately 24,600 men and women in over 70 locations. Bosch Thermotechnology is a division of Bosch USA, with corporate headquarters in Londonderry, New Hampshire. The Buderus line of water heating products was acquired in 2003 and is now a part of Bosch Thermotechnology.

Product Lines

Bosch produces 9 models of gas tankless water heaters, including the the Greentherm C 1050 Condensing and the Greentherm C 950 ES Condensing, which are Energy Star Rated. They also produce 3 series of electric tankless water heaters: the Tronic 5000 series for whole-house, residential and commercial use, the Tronic 3000 series for point-of-use residential and commercial use, and the Tronic 3000T mini-tank point of use.

Bosch also offers indirect hot water storage tanks, including the stainless steel SST, for its Solar Thermal Systems of domestic hot water heating.

Bosch solar systems are certified by the Solar Rating and Certification Corporation (SRCC).

Bosch manufactures both air-source and geothermal heat pumps.

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Contacting Bosch

Bosch Thermotechnology Corp.
38000 Hills Tech Drive
Farmington Hills, MI 03053

Phone: (917) 421-7209


The warranty on Bosch's electric water heaters ranges from 5 to 10 years on the heat exchanger and 1 to 2 years on parts. Gas water heaters range from 5 to 15 years on the heat exchanger, with 5 years on parts and 1 year on labor costs.

There is a 6-year replacement warranty on the WST storage tank and a 10-year replacement warranty on the SST storage tank, during which time the tank will be replaced or defects repaired. Labor costs are not included.

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