water heater

The Chinese manufacturer says that its new V series heaters can use either PV or AC grid power. It can also be controlled and monitored via WiFi.

Solyx Energy has developed a device to maximize solar self-consumption in residential homes. The sensor measures how much solar power can be fed back into the grid at different times, while a controller redirects that excess energy into an electric water heater.

LG has developed an air source heat pump with the capacity to heat 200 liters to 270 liters of domestic water. It uses R134a as a refrigerant and the pump has a coefficient of performance (COP) of up to 3.85.

Belgian heating specialist Wanit has developed a solar water heater that purportedly reduces the cost of domestic hot water by 85%. The PV water heater solution includes a main dual tank and a solar connector that links the tank with a rooftop PV system and residential battery.

German startup Nexol has developed a photovoltaic water heating system that relies on a smart controller, with either DC and AC power. It decides autonomously if grid electricity or PV is used, with the latter always preferred.

French module manufacturer Systovi has developed a smart water heater that can forecast the weather, store surplus green electricity, and return it in the form of hot water, according to household needs.