Premium 36-Feet 50-Amp Rv Extension Cord Trailer Motorhome Camper Power Supply Cable 100% Copper Heavy Duty 36 Foot RV Power Cord Extension Info: 36 Feet || 50 AMP || 125V-250V || 6/3 + 8/1 (inside cable has 3 wires that are 6 gauge and 1 wire that is 8 gauge) Male Plug: 14-50P; Female Plug: 14-50R; Made from High End 100% Pure Copper; ETL/CSA certified for safety; STW rated cable (service grade, thermoplastic, outdoor rated) to resist wetness and sunlight Flexible, insulated cables that can withstand the harshest weather conditions.