... 16mm2 3)Rated Voltage:450-750V THHN/THWN Cable(Wire): Product Type Features: Insulation = Double Insulated Insulation Material = PVC ... UL listed Stds. 83 & 1063 as: Type THHN Wire 90°C in dry locations, Type THWN Wire 75°C in wet locations. · Gasoline ... double insulated, flat cable, CCC approved, AL conductor, installation wire, flexible wire, flex cable, single core, multi core cable, fire resistant, ...