2-wire ConnectProTM Charging / Trolling System / Downrigger. ConnectPro Receptacle. Works with 12, 24, or 36 volt 2-wire systems. For front mount panel installations. Weather resistant sealing cap. Drain holes in receptacle keep water away from electrical components. Perma-Lock screw terminals will not loosen under extreme hull vibration. Fits standard 1-1/8" diameter mounting hole. Accepts up to 10 gauge wire. ConnectPro Plug. O-ring seal for waterproof connections. Weather resistant plug cover. Corrosion resistant, plated brass electrical components. Accepts 16 to 8 gauge wire. Ergonomic contoured grip for easy hook-up and ground blade alignment. Max. rating is 40A. WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.