... Delivery time:7-15 days Split Pressurized Solar Water Heater Contain main parts: Solar Collector, Pump Station and ... :100L,150L,200L,250L,300L,400L,500L MODELWater Tank Vacuum tubePackage Qty.(Sets)CapacitySizeQtySize(m3)20'/40'40H'SW ... medium liquid 2) temperature preservation is equipped with standard electric water heater setting,automatic temperature control exchanger, and increased anode magnesium ...