... 40°CPH6.5-8.5SituationBe immersed in waterApplicationPumping water from deep well, gardening, fountain and etcPRODUCT FEATUREcompact ... -free, safe, reliable, energy-saving, efficient;Photovoltaic water pump, Permanent magnet brushless motor, Maximum power point tracking ... be charged for perfect as always. XINYA 4inch 72V screw solar powered solar submersible water pump system for agriculture (4SPS4/ ...