Photovoltaic Solar Cable Red and Black XUNZEL approved TÜV for high performance and resistance for interconnection of photovoltaic solar panels safer and more efficient. Suitable for both external and internal installations. In Red (+) and Black (-) to avoid installation errors. Designed for permanent installations. With double isolation, robust and designed to withstand the most extreme installation conditions. Cable designed and tested for a useful life of more than 25 years. Available sections 4mm², 6mm², 10mm², 16mm². Available in various formats in reels and spools (20, 50 and 100m).