5 pairs of MC4 Style Solar Panel Cable Connectors Compatible with PV Cables with Different Insulation Diameters 5 pairs ofQuick & simple assembly processing and simple removal of plugs without the aid of any extra instrument MC4 Solar Panel Cable Connectors (5Pcs of MC4 Male and 5Pcs of MC4 Female) 5 pairs of MC4 Solar Panel Cable Connectors (5Pcs of MC4 Male and 5Pcs of MC4 Female) Compatible with PV cables with different insulation diameters Resistance of extra high & low temperature and fireproof With excellent aging resistance and UV endurance