The Submersible Cartridge Bilge Pump 750 GPH features a 3/4" connection and a 5A fuse. It operates at 3A with a 12V power supply. It provides a capacity of 800 GPH at 13.6V, and 700 GPH at 3ft head. Dura-Port discharge ports prevent stress cracking, and the pump includes a straight and 90° elbow, along with a removable check valve for easy installation.