The Chinese manufacturer has unveiled a hybrid photovoltaic–geothermal heat pump system that uses solar electricity to directly power the unit, boosting efficiency and self-consumption. The 8–112 kW ...

French energy cooperative Solarcoop has launched a solar router that redirects surplus photovoltaic power from self-consumption systems to electric water heaters or other resistive loads, and can also ...

As John Cramer (@johntcramer) explained, heat pump water heaters can slash energy use by up to 70%, leading to huge savings ...