Heat pump water heater is the newly-developed technology, whichthe heater absorbs the heat in the air and with some electricity to run the machine, it is just use 3/4 energy-saving. Product features: * Different coated or stainless steel tank with coil inside(SS 304 inside/SS302 outside) for options * Different coated tank colors for options, available tank volume: 100L-300L * Maximum water temperature: 60°C * Optional solar coil inside the tank for connecting the water from solar heater * World famous Japanese brand compressor * LCD display wire control panel * Auto on-off timing and auto-defrost function * More reliable electric heater for option, with high-temp(90°C) self-melting and overload protection functions High efficiency:it collects the heat from the air and the electricity is only used to drive the compressor to pump up the heat from the air. Flexible: it can installed on roof and no engine room is needed. Durable:high quality compressor,super-thick anti-corrupted steel platebody and other high quality accessories make its lifespan much longer than other kinds of water heaters. Easy and convenient:it'seasy to install in many places,such as the garage,balcony,kitchen etc. All-weather use:it's not affected by the windy,rainy and snowy weather. Technical Parameters: Item SG-J10/FSG-J15/FSG-J20/FRated Water Temperature55()55()55()Water Yield(L/H)6597130Power Supply(V/Hz)220/50220/50220/50Heating Capacity(W)325047006900Rate Interiorinput Power(W)90013001900Max Interiorinput Power(W)121015002200Rated Input Currenton(A)45.98.3Max Input Currenton(A)5.76.810.5Max Water Temperature()60Dimension850*325*540850*325*540850*325*540Noises≤50≤50≤52Earthing≤10ΩWorking Environment-5 45()