Rule 1500Gph Automatic Bilge Pump 12VRule 1500 GPH Automatic Bilge Pump 12V Reliable, high performance automatic bilge pump designed for mid size powerboats and sailboats requiring dependable bilge management with proven Rule quality and engineering. Key Features: 1500 gallons per hour pumping capacity Automatic operation with integrated float switch Non fouling impeller design resists debris and clogging Stainless steel shaft for corrosion resistance and longevity Completely submersible