ConnectPro Charging/Trolling Receptable, Plug & 6-Guage Adapter. The ConnectPro system features locking plug and receptacle and spring clamping connection, which provide a secure electrical contact.. Receptacle is universal design for 2-or-3 wire configuration, 12, 24, 12//24, 24//36 or 36 volt systems.. Features:. Watertight sealing cap. Corrosion resistant, plated brass electrical components with drain holes in receptacle to keep water away from electrical components. Standard 1-1/8 diameter mounting hole and accepts up to 8 gauge wire. Includes mounting plate. Plug has O-ring seal for waterproof connections. Weather resitant plug cover. Accepts 16 to 8 gauge wire. 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.