Marineland NJ4500 Maxi-Jet Submersible Utility Pump, 70-Watt, 1, 240 GPH 1240GPH Engineered to handle the capacities of our new Deep Dimension, Corner-Flo Aquariums and our High-Capacity Acrylic Sump Filtration Systems Theyre also more than a match for other brands of aquariums and sumps High-efficiency, flow adjustable marine Engineered to handle the capacities of our new Deep Dimension, Corner-Flo Aquariums and our High-Capacity Acrylic Sump Filtration Systems Theyre also more than a match for other brands of aquariums and sumps