Essentially, it allows the water heater to get much hotter during times when solar energy is available, and lets it drop to lower values before running the heater on utility electricity during ...
Smart water heaters can be paired with solar energy systems to reduce overall energy consumption. These smart water heaters would schedule more heating times while the sun is up, allowing the cost ...
Nexol Photovolthermic AG has developed a new hybrid solar water heater for residential use, offering 1.5 kW of heating output and sizes ranging from 80 to 300 liters.