TRAC 69381 Super Duty On-Board Washdown Pump Keep your deck, fish boxes, and anchor chains clean with the TRAC Super Duty Washdown Pump. This 12 volt pump is self-priming, runs quiet, and has a vibration dampening mounting base. A sealed pressure switch control and seamless motor shell ensure this pump will last season after season. Built for both fresh and salt water applications, the Super Duty Washdown Pump has multi-step corrosion protection applied both internally and externally on the body