L-310 Capacity: 13500 GPH Features: -Low-head /high-volume axial flow pumps.-Precision manufactured motor with thermal overload protection.-Double silicon carbide mechanical seals.-Dual drive bearings.-Energy efficient / low power consumption.-Vortex impeller.-Outlet: 3". Construction: -Rugged cast iron and stainless steel construction. Dimensions: -10,560 GPH; shut-off height: 28 feet; power: 1 hp, 115 volts, 10 amps.-7,380 GPH; shut-off height: 20 feet; power: 0.5 hp, 115 volts, 6.4 amps.