TH400 EasyPro 5100gph 115 Volt Stainless Steel Submersible Waterfall and Stream Pump IDEAL FOR WATERFALLS AND STREAMS: In addition to being rugged, the TH400 EasyPro 5100gph 115 Volt Stainless Steel Submersible Waterfall and Stream Pump is powerful. It can provide the constant flow of water you need for your pond filter system, waterfall, stream, fountain, irrigation system or sump. Featuring a compact design, it is perfect for use in a skimmer! Its maximum flow rate is 5,100 gallons per hour, and its maximum head is 36 feet. 1/2 HP MOTOR BUILT TO RUN CONTINUOUSLY: The 1/2 horsepower motor is constructed to have a long life and to operate all the time. The motor housing is corrosion resistant stainless steel. MADE TO LAST: In addition to built-in overload protection, the motor has overheat protection. This pump features a 2 inch female threaded outlet. LOW MAINTENANCE: Its vortex design prevents clogging and is one reason this pump requires little care. Also, the pump casing is made from abrasion resistant, fiber reinforced plastic for maximum life. POWER CORD INCLUDED: The provided electric power cord is 20 feet long. This pump uses 115 volts and 3.7 to 6.0 amps of electric current.