Rule 500 GPH Standard Bilge Pump Kit w/Float Switch - 12V. The Rule 500 GPH Bilge Pump Kit is completely submersible and delivers 500 GPH/1893 LPH of pumping action per hour. Because this pump is completely submersible it will not clog with debris such as dirt or leaves. The Rule 500 GPH Float Switch Standard Bilge Pump Kit is also ignition protected so you don't need to worry about damaging the pump. We have also added a Mercury-Free switch which are among the things that make this pump a great choice. With its standard rose and terminal T the Rule 500 GPH Bilge Pump Kit w/ Float Switch includes all the components necessary for installation. Specifications for Rule 500 GPH Standard Bilge Pump Kit w/Float Switch: Manufacturer: Rule Color: Black Voltage: 12 volts Features of Rule 500 GPH Standard Bilge Pump Kit w/Float Switch Completely submersible 500 GPH/1893 LPH Ignition protected Mercury-Free Switch Stainless Steel Shaft High Abrasion Tin Coated Silicone Blocked Wire Includes Back Flow Preventer 3-Year Warranty Package Contents: Rule 500 GPH Standard Bilge Pump Kit w/Float Switch Rule 25DA-35A: 500 GPH Standard Bilge Pump Kit w/Float Switch - 12V