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en.wikipedia.org/wiki/Heat_pump

A heat pump is a device that transfers heat energy from a source of heat to a destination called ..... Ultimately, due to Carnot efficiency limits, the heat pump's performance will decrease as the outdoor-to-indoor temperature difference increases ...

energy.gov/energysaver/heat-pump-systems

For climates with moderate heating and cooling needs, heat pumps offer an energy-efficient alternative to furnaces and air conditioners. Like your refrigerator  ...

www.efficiencyvermont.com/products-technologies/heating-cooling-ventilation/heat-pumps

Heat Pumps. A cold climate heat pump can lower your heating costs considerably and double as a cooling system in the summer. Heat pumps draw heat from ...

www.mitsubishicomfort.com/articles/energy-efficiency/busting-myths-about-electric-heat-pumps

The cost saving associated with split-ductless heat pumps is dependent upon a number of factors, including the efficiency, condition and location of the original ...

www.energyvanguard.com/blog/69996/The-Shocking-Truth-About-Heat-Pumps

Aug 22, 2013 ... Should you avoid installing a heat pump and go with gas heat for your home? ... Then you've got to factor in the efficiency of the furnace.

www.savewithsrp.com/advice/heatpump.aspx

A heat pump is highly efficient because it doesn't manufacture the heat it distributes. Instead, it finds heat in the outside air and "pumps" or "moves" it into your ...

www.consumerreports.org/cro/heat-pumps/buying-guide

Oct 19, 2016 ... There are three main types of heat pumps—air source, split ductless, and ... A geothermal heat pump's cooling efficiency is rated by EER ...

www.carrier.com/residential/en/us/products/heat-pumps

The Infinity series heat pump is part of an intelligent, communicating system that delivers superior comfort, quiet performance and enviable efficiency in both ...

www.lennox.com/products/heating-cooling/heat-pumps/xp21

Lennox XP21 heat pump combines high efficiency, 19.20 SEER & 9.70 HSPF, with soundless operation. Pair with solar panels to create a solar powered system.

www.trane.com/residential/en/resources/glossary/what-is-a-heat-pump.html

One advantage of a heat pump is that it moves heat instead of generating heat, giving you more energy efficiency. Also, it is powered by electricity, so you can ...