Water heating and space heating together account for two thirds of residential energy usage in the U.S. and should be the cornerstones of any plan to decarbonize the built environment. Emerging, plug-in 120-volt heat pump water heaters (HPWHs) are entering the market and proving themselves to be important new offerings from manufacturers aiming to address some of the key barriers. This study provides an overview of lessons learned on the first ever third-party field validation effort on the 120-volt heat pump water heater technology featuring California-wide installations, market assessment and commercialization recommendations.

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Date: July 18, 2023

Countries: United States

States: None