6000 GPH. Powerful and energy-efficient pumps for larger custom aquarium filtration systems. Hy-Drive pumps boast hybrid technology that combines the power of direct drive pumps and the energy efficiency and safety of magnetic drive pumps. These versatile pumps can be used submerged or inline, positioned horizontally or vertically, to drive larger aquarium filtration systems. 316 grade stainless steel pump rotor means greater resistance to corrosion and wear for continuous operation in freshwater and saltwater aquarium systems.