Rule Non-Automatic 800 GPH Bilge Pump 20DARule non-automatic bilge pumps pumps deliver ultimate pumping performance in an easy-to-install pump. It has an optimized impeller to provide great flow at the same amperage. This bilge pump features back flow prevention to reduce the amount of water left over in the bilge. This reduces odor and helps keep the bilge cleaner. Hidden air vents within the body help prevent air locking in challenging plumbing installations and helps with the check valve. The threaded discharge provides easier installation and easier maintenance, while the snap-lock strainer base allows for easier cleaning. This pump also features a built in thermal cut-off which provides added protection to the pump and vessel.Features: Thermal cut-off; Back flow prevention; Threaded discharge; Easy-clean; Marine-grade blocked wiring; Ignition protected; Long-life motor; Completely submersible ; Rust and corrosion protected; Silent operation; Stainless steel shafts; No burn-out when dry; Specifications: Volts: 12 DC; Fuse size: 7.5 Amp; Amp draw @ 12 V: 3.4 amp; Amp draw @ 13.6 V: 4.3 amp; Port Type: 3/4" Hose Barb; Replacement strainer: Model 1232R; Panel switches: 41, 43, 45, 49; Float switches: 35A, 37A, 40A; 4-38" H x 2-7/8" W; Click here for Rule standard 800 GPH 20DA Bilge Pump Instruction Manual