Solar PV Wire Single-Insulated 600V with MC4 Connectors 80 Ft Underwriters Laboratories Standards UL-4703, UL-854, UL-44 ICEA T-29-520 (210,000 Btu/hr) Flame Test Complies with ULs VW-1 (Vertical Wire) Flame Test NEMA WC70/ICEA S-95-658 NFPA 70: National Electrical Code (NEC)