... central hot water water heater heat pumpheat pump water heater ,air source heat pump water, household heat pump water heater1. ... electric heating elements are not in contact with water, clean water, no fuel, there is no flammable, explosive ... range()-10 50Water output capacity(L/h)30040080019003800Water Flow Rate(L/H)2000300060001250025000CompressorTypeSanyo/ScrollSanyo/ScrollRefrigerantR22/R417a/ ...