Ideally used in bassboats, flat boats, and other low profile boats for automatic drain control and livewell management.Fit Type: Universal Fit Accepts mounting of one standard aerator pump for both filling and recirculation Includes closed recirculation mode which allows addition of optional pump-out system Provides RECIRC / EMPTY / AUTO modes; Operates with the MC-1-03-100 actuator Cable approach from the rear/transom side of the boat