12-Gauge, 3-Copper Conductor Type THHN-THWN, Submersible Pump Cable with Ground Wire. Heat, Moisture, Oil and Gasoline Resistant. 600-Volt. Southwire Submersible Pump Cable is available in both 2 and 3-conductor constructions with ground. The Type THHN-THWN conductors are annealed soft copper, insulated with a tough, heat and moisture resistant polyvinyl chloride PVC. Conductors are covered with a nylon polyamide or UL-listed equal jacket that offers extra protection from mechanical abrasion and oil and gasoline resistance. Individual conductors are color coded for easy installation. Southwire Submersible Pump cable may be used within well casings for wiring submersible pumps as specified in the National Electrical Code 2 at conductor temperatures not to exceed 75° C. Voltage rating for all applications is 600-Volt. Southwire Submersible Pump cable meets or exceeds all applicable ASTM specifications, UL Standard 83, Federal specifications J-C-30B and requirements of the National Electrical Code. Southwire provides a full line of products, in both copper and aluminum, for a wide range of applications. The company leads the industry in new and innovative products that help simplify installation, saving time and money. In addition to its standard product line, Southwire can also make custom products offering its customers the most complete line of products for almost any requirement or situation.