... connection 3.UV-Proof, more than 25 years li cable for solar power connector,2.5/4/6mm2(10/12/14AWG) ... mechanical requirements and extreme weather conditions .For permanent installations. 5.General characteristics: Cable made of electron-beam cross-linked insulation ... cold, oil, abrasion, ozone, UV and weather; with improved reaction in case of fire . low smoke, halogen free , flame free , ...