Marinco Y Shore Power Adapter 50A Boat Connector to 50A Dock The Marinco Y Shore Power Adapter 50A Boat Connector to 50A Dock allows you to split one dock receptacle between two boat inlets of similar or different power configurations. Fully molded and equipped with Marincos unique sealing collar and covers for use in wet marine environments. Product Features Equipped with covers and sealing collarswhere indicated. For use in wet locations. Boat side female connector atttaches to boat inlet or c