High-voltage cables are manufactured up to a maximum voltage of 170 kV. The high-voltage cables of the Dryrex product family of Reka Cables are manufactured in Riihimäki. They are plastic cables insulated using cross-linked polyethylene (XLPE), representing first-class insulation technology. High-voltage cables are manufactured of aluminium or copper.Dryrex high-voltage cables are lead-free, which makes them light, easy to handle, eco-friendly and watertight. Lead-free cables are modern solutions for present and future power networks.