... architecture5. The equipments of separated solar water heater is composed by heat collector, storage tank, electric control device, hot water mix unit and fitting for circulation ... steel screwTank capacity100L-360LSolar collector1pcs 58x1800mm vacuum tube solar collectorAbsorber area1.875 m²Working stationSP106,SP116,SR962 working stationHeat exchanger length18m heat pipe solar water heater