Battery copper busbar One battery copper busbar with one piece black heat shrink tubes Copper bar material : t2 copper Surface : tin plated Applications for copper busbar : 1. Electric power industry (conductive industry) Contact washer, conductive connection plate and high and low-voltage power distribution unit 2. Thermalconduction industry Container plate, heat resistant tableware and sorts of heat radiators 3. Decoration industry Curtain wall, copper door and etching, etc 4. Air conditioning radiator 5. Led light solar reflector plate 6. Photovoltaic material