Conductor: Compact stranded 8000 series aluminum alloy Insulation: Crosslinked polyethylene (XLPE). Type USE- 2 Conductor Identification: Black phase conductors. Triple yellow striped neutral Construction: Multiplexed cable conductors with a left hand lay in triplex (3 conductor) assembly Industry Standards: UL Standard 854. ICEA S-66-524. REA approved The aluminum 600V URD is designed to serve in the secondary distribution circuits for power. In these secondary circuits, the electrical cable is installed in duct or direct burial applications. Due to its versatility, conductor strength, and insulation integrity, it works well for these outdoor applications. It is also used in wet and dry places since the cable has a maximum operating temperature of 90°C. The electrical cable is also designed to provide an option of pre-pulling into ducts.Images are for reference only See Product Specifications. Please order careful no returns accepted.