"With cast iron construction and semi-open stainless steel impeller, this heavy-duty IPT Self-Priming Centrifugal Pump is great for industrial tasks. Its dual volute design reduces radial load on its powerful EISA-/EPAC-approved 5 HP, 1 PH TEFC motor. HP 5, Dimensions L x W x H in. 36 x 19 x 16, Discharge Port in. 3 NPT, Max. PSI 125, Max. Suction Lift ft. 20, Diaphragm No, Max. Total Head ft. 90, Valves Buna-N, Solid Handling in. 3/8, Battery Connections No, Volts 230, Suction Port in. 3 NPT, Flow GPH 18,000, Port Size in. 3, Amps 22, Pump Housing Cast iron, Self-Priming Yes. Durable cast iron construction and semi-open stainless steel impeller Powerful EISA-/EPAC-approved 5 HP, 1 PH TEFC motor Dual volute design reduces radial load on motor Buna-N mechanical seal and elastomers Fill and drain plug for easy servicing."