Resistant to rust, cracks and separation. Constructed with two different PVC materials. 600 V stranded copper THHN/THWN conductors and UL listed LFNC-B fittings. 12 in wire leads are left exposed at each end. Green insulated copper grounding conductor. Intended for 208/240/480 V. UL/CSA, complies with NEC Article 356.