Bosch Thermotechnology

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Watertown, Massachusetts

Founded 1886

Bosch Geothermal Heat Pumps: German Engineering, American Manufacturing

Bosch Thermotechnology, a division of the globally renowned Robert Bosch Group, brings over a century of heating technology expertise to the geothermal heat pump market. Through its acquisition of Florida Heat Pump (FHP) Manufacturing in 2007, Bosch gained direct access to one of the most established commercial and residential heat pump manufacturing operations in North America.

The Bosch Greensource line of geothermal heat pumps combines German engineering precision with American manufacturing capability, delivering systems that are exceptionally quiet, highly efficient, and built to last. Manufactured at the FHP facility in Fort Lauderdale, Florida, Bosch geothermal systems are available in water-to-air and water-to-water configurations for both residential and commercial applications.

Bosch Greensource Geothermal Product Lines

Bosch Greensource CDi series inverter-driven geothermal heat pump — The Bosch Greensource CDi Series — premium inverter-driven geothermal heat pump delivering precise comfort with German-engineered efficiency.

Greensource CDi Series — Premium Inverter-Driven Geothermal

The Greensource CDi Series represents Bosch's most advanced residential geothermal technology, featuring inverter-driven variable-capacity compressor technology for precise comfort control and maximum efficiency.

Efficiency: Up to 32.0 EER at part load for ground loop applications
Variable Capacity: Inverter-driven compressor adjusts output continuously
Cabinet: Tin-plated evaporator coils with less than 2% air leakage rate
Sound Package: Floating base pan and high-density closed-cell foam insulation
Configurations: Field-configurable for top, back, or side air discharge
Warranty: 10-year limited parts and labor warranty

Greensource SM/SI Series — Versatile Water-to-Air Systems

The SM and SI series offer reliable single and two-stage geothermal heating and cooling in compact, service-friendly cabinets designed for easy installation and maintenance.

Greensource DM Series — Dual-Fuel Capability

The DM series combines geothermal efficiency with backup heating capability, ideal for extreme cold climate applications or retrofit installations where a hybrid approach provides the best economics.

Bosch IDS inverter-driven technology — variable-speed compressor automatically adjusts output to match heating and cooling demands for maximum efficiency.

Water-to-Water Systems

Bosch offers dedicated water-to-water geothermal heat pumps for hydronic applications including radiant floor heating, domestic hot water, and snow melt systems.

Bosch geothermal heat pump professionally installed in a residential utility room — A Bosch geothermal heat pump system professionally installed in a residential setting — compact indoor units provide heating, cooling, and optional hot water generation.

Why Choose Bosch Geothermal?

Global Engineering Excellence: Backed by the Robert Bosch Group's 130+ year heritage of innovation
American Manufacturing: All geothermal systems built at the FHP facility in Fort Lauderdale, FL
Exceptional Quiet Operation: Advanced sound packages with floating base pans
10-Year Warranty: Industry-leading parts and labor coverage
30% Federal Tax Credit: ENERGY STAR certified models qualify for the ITC
Comprehensive Support: Extensive dealer network and technical resources

Search our geothermal contractor directory to find a Bosch-certified installer near you.