... structure, high-lift, noiseless, pollution-free;Complete electrical protecting controller device, against under-voltage, over-voltage, over-flow, ... easy installation, maintenance-free, safe, reliable, energy-saving, efficient;Photovoltaic water pump, Permanent magnet brushless motor, Maximum power ... perfect as always. XINYA 3inch 36V impeller solar energy water pump home system (3SPC2.8/52-D36/500)