Copper conductors, XLPE insulation, sunlight resistant, 1000 V, 90 °C Max, -40 °C Min, Gasoline and oil resistant. Suitable for installation in cable trays, underground duct banks, for grounding and bonding applications. Class B compressed stranded bare copper per ASTM B3 and ASTM B8 conductor, Cross Linked Polyethylene (XLPE) insulation.