WATER PUMP POWER TOOLAVAILIABLE IN CORROSIVE FREE THERMOPLASTIC OR STAINLESS STEEL HOUSING,BUILT-IN DRAIN PLUG FOR EASY WINTERIZING AND SERVICING,LONG LIFE NON-TOXIC DISPHRAGM COMPLETELY SEPARATE THE WATER FROM TANK,COATED INSIDE WITH EPOXY LINING.Input power(W) :800/1000/1200 Max height(m):40/44/50Sucking heigh(m): 8/8/8Pump rate(L/H):3200/3500/3800