The Matala Geyser Max-Flow submersible pump is great for all kinds of applications in skimmer boxes, pondless waterfall vaults or just drop in the bottom of the pond or fountain. Perfect to power waterfalls or a variety of decorative features. Geyser Max-Flow pumps were specially designed with a composite resin base for high performance and low amps. Featuring a built in thermal overload protection and designed for 24 hour continuous use. These pumps are great at pushing high volumes of water at low heads. A slotted bottom prefilter protects the impeller. Composite resin base, corrosion resistant Low amps, high performance Built-in overheat protection Built for continuous operation 19 ft. power cord Applications Circulate water in garden ponds, create waterfalls and water features Residential, commercial, industrial, effluent, wastewater and site drainage Great for skimmer boxes Dewatering application. Matala Geyser Max-Flow Pond Pumps Spec Sheet Model HP Gallons Per Hour At. (Ft.) Max Head Max Amps Dimensions (LxWxH) Volts Outlet (Inch) Cord (Ft.) 5' 15' 15' 20' 25' GM-3200 1/5 2,423 1,193 29' - - 15.7' 2.5 9.4" x 6.5" x 14" 115 1.5" FNPT 19' GM-3900 1/5 3,360 2,270 1,150 250 - 22.5' 2.5 9.4" x 6.5" x 14" 115 1.5" FNPT 19' GM-4700 1/3 4,470 4,060 3,120 2,200 850 27.5' 3.2 9.4" x 6.5" x 14" 115 2" FNPT 19' GM-5400 1/2 5,150 4,450 3,740 3,000 2,040 32.8' 5.0 9.4" x 6.5" x 14.8" 115 2" FNPT 19' GM-6200 3/4 6,020 5,865 5,360 4,640 3,800 41' 6.7 9.4" x 6.5" x 15.4" 115 3" FNPT 19'