piranha 4,200 gph direct drive submersible pump – up to 4,200 gph max flow patriot why choose the half off ponds' piranha pump series? our half off ponds piranha pump series is truly a best-of-breed submersible pump for water gardens, fish ponds and pondless water features.<br><br> the high flow, high head energy efficient direct-drive technology is combined with superior stainless steel and reinforced fiberglass construction.<br><br> the upright design, with a space-saving footprint, makes this pump ideal for skimmer and pondless waterfall installations.<br><br> the intake screen prevents clogging, while the vortex impeller passes solids up to 1.<br><br> 25 inch.<br><br> the direct drive motor provides years of life while providing the power needed to create heavy water flow.<br><br> manufactured with high-quality seals for long and efficient pump life.<br><br> these pumps are excellent for fast flowing waterfalls and for features that have significant heights to overcome without losing volume.<br><br> the piranha series is engineered for 24-hour continuous use and are equipped with an overload sensor that prevents a burnout.<br><br> contains mineral oil.<br><br> backed by a 2-year manufacturer's warranty!