CUI cable to prevent contact voltage at the down conductor, in accordance with DIN EN 62305-3 (VDE 0185-305-3). With an inner conductor made of copper (D 8 mm) and high-voltage-resistant insulation (surge voltage strength of 100 kV (1.2/50 s)) as well as the prevention of sliding flashover (even in the rain). Version with connection head made of stainless steel, length 5 m.