Type: THHN,THWN,THWN-2,MTW cable Standard:UL83,UL1063，UL1581 Size: 14AWG-1000kcmil Voltage: 600V Construction: Annealed uncoated copper conductor, PVC insulation,nylon jacket, surface printed. Underwriters Laboratories Standard 83 for Thermoplastic Insulated Wires . Underwriters Laboratories Standard 1063 for Machine-Tool Wires and Cables (Stranded items only) . Underwriters Laboratories Standard 758 for 105°C Appliance Wiring Materials (Stranded items only). CSA Standard C22 .2 No. 75 and Electrical Bulletin No. 1451 for Type T90 Nylon or TWN75. Applications: General purpose wiring in ordance with the National Electrical Code, maximum conductor temperature of 90°C in dry locations and 75°C in wet locations, 600 volts, for installation in conduit or other recognized raceway. Also used for wiring of machine tools (stranded UL1063), appliances, and control circuits not exceeding 600 volts.