The feds challenged heat pump makers to build models that worked well in the cold. The first ones are about to go on sale.

Bosch is now the first to bring a cold-climate heat pump to market as part of the US DOE's Residential Cold Climate Heat Pump ...

US-based heating technology manufacturer Carrier is set to start field testing its prototype air-source heat pump for cold climates. The project is part of the “Cold Climate Heat Pump Challenge ...

Sara, who lives in North Carolina, is already the proud owner of a heat pump. In chilly Rhode Island, Pearl is dreaming of a ...

The manufacturers that took part in the DOE's Residential Cold Climate Heat Pump Challenge are taking their new, improved products to market.

One drawback, however, has been the performance of heat pumps in cold climates. In recent years, specialized cold-climate heat pumps have been designed that operate efficiently in temperatures ...

All eight manufacturers in the U.S. Department of Energy’s Residential Cold Climate Heat Pump Challenge have completed field testing to demonstrate energy efficiency and improved heat pump ...

DOE is working with nine heat pump manufacturers to test heat pump rooftop units (RTUs) for commercial buildings through a ...

Bosch said this week that its cold-climate heat pump, the IDS Ultra, unveiled at CES, is officially for sale. It's been just three years since the DOE's challenge to manufacturers, including two ...

Bosch’s IDS Ultra can provide heat in temperatures as low as -13°F, and has a 100% heating capacity down to 5°F. It is also ...