ZODORE 20 Ft Solar Cable PV cable extension with MC4 Female and Male connectors MC4 Rated voltage 1000VDC TUV cable for PV Panels Connection 20 Ft 4mm2 Solar Panel Cable Waterproof, Rated voltage 1000/1800V AC/DC. MC4 Connectors (male and female) Rated current 30A Rated voltage 1000V DC Flame test according to: DIN EN 20265-2-1 UL1571(VW-1) TUV approved; UV resistant This ZODORE Solar MC4 Male Female M/F Wire Cable Connector are made with highest quality materials.