Marinco 121A Pigtail Adapter, 50A 125/250V Male To 30A 125V Female

50 Amp 125/250V Locking Dock Side/Male Plug, 30 Amp 125V Locking with Sealing Collar System Boat Side/Female Connector Allows you to connect from one dockside receptacle (or other power source receptacle) to one boatside inlet or equipment of a different power configuration Fully molded and equipped with the Marinco unique sealing collar (where indicated) and covers for use in wet locations LED Power Indicator Contoured Grip. Thumbprint Ground Blade Locator