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