Sequence Power 1000 Series Pumps_deliver high flow rates at high head pressure. These world-class external pumps are the perfect choice for the power hungry, and ideal for large waterfalls and for use with pressurized bead filters. All Sequence Power Series have high efficiency enclosed impellers ensure low cost, stainless steel mechanical seals and high flow performance for many years. Power 1000 Pumps feature premium, energy efficient BALDOR motor, 8-foot cord with 230V molded plug and stainless steel hardware. All Sequence Power pumps are covered by there 3 Year Warranty. The Sequence Power pumps can be wired by a licensed electrician for 115V (not recommended) or 230V standard. Minimum 3" I.D. Pipe recommended.