Primary wire, or AWG wire, is the ideal choice for a variety of automotive, marine, industrial, and general electrical applications. 12 gauge wire is created with a single copper conductor wire and polyvinyl chloride (PVC) insulation. This designed provides added strength and makes the wire highly resistant to grease, oil, and acids. 12 gauge wire features a smooth surface, making it easy to work with and ideal for pulling through conduit. 12 gauge wire is used on all types of projects including new and unique applications along with replacement situations. Primary wire from Del City is available in a variety of gauge sizes, spool options, and colors to meet the demands of your electrical application.