A water horsepower (WHP) is the power necessary to pump water (or other fluid) by a pump. It depends on the specific gravity of the fluid being pumped, mass flow rate, and the pump head.
1 water horsepowerwhp = 1*1.0004599704756 horsepowerhp
1 water horsepowerwhp = 1*0.7460429998654 kilowattsKW
1 water horsepowerwhp = 1*746.043000000 wattsW
1 water horsepowerwhp = 1*746.04317351845 newton meters per secondNm/s
1 water horsepowerwhp = 1*1.0143344733438 metric horsepowerhp metric