6/3-AWG with Ground NM-B non-metallic sheathed cable in black color, has current rating of 55-Amps and voltage rating of 600-Volts. The copper cable features 30-mil thick nylon jacket to withstand harsh environmental conditions. The 35-mil thick PVC insulation resists electrical leakage and offers protection against environmental threats. Cable has outside diameter of 650 mil. It withstands temperature rating of 90 deg C at dry locations. The cable comes in master reel. Sheathed cable UL listed, NEC certified RoHS/REACH compliant and meets Federal specifications.