RW90 Cable, 600 V, 320 A, Copper Conductor, 300 AWG Conductor, 0.744 in Outside Dia, 37 Strands, XLPE Insulation, 0.065 in Insulation Thickness, -40 to 90 deg C, Stranded Stranded/Solid, Standards/Approvals: CSA C22.2 No. 38 Certified | CSA FT4 Flame Test Rating | CSA File LL90458 Certified | RoHS Compliant | UL Listed, Applications: For conduit, cable tray or other recognized raceways for service, feeders, and branch circuit wiring