The choice of boat builders everywhere! Universal design for 2- or 3-wire, 12-36V systems in any configuration. Marino® ConnectPro's® Perma-Lock™ design holds fast. Trolling Motor Receptacle has watertight cap; easy to install. Universal design for 2- or 3-wire configurations. Perma-Lock terminals will not loosen under extreme hull vibration. Watertight sealing cap. Corrosion resistant, plated brass electrical components. Drain holes in receptacle keep water away from electrical components. Standard 1-1/8 inch diameter mounting hole. Includes mounting plate for front panel installation; locking ring for rear access installation. Easily replaces other trolling motor plugs and receptacles. Accepts 10- and 8-gauge wire.