SHURFLO 500 Bilge Pump - 12 VDC 500 GPH. SHURFLO's bilge pumps are built for the harsh marine environment to withstand the toughest conditions. Standard with 3' tinned wire assembly for below waterline installations and water cooled motors for extended life. Specifications for SHURFLO 500 Bilge Pump: Manufacturer: SHURFLO Color: Black Voltage: 12 volts Features of SHURFLO 500 Bilge Pump 3' Tinned Wire Assembly Anti-Airlock Tough Nylon Housing Ignition Protected Water Cooled Motors - Extended Life 3 Year Warranty CE Listed Package Contents: SHURFLO 500 Bilge Pump SHURFLO 355-010-10: 500 Bilge Pump - 12 VDC 500 GPH