This industry standard bulk wire or bulk cable is for the International market. This stranded cable is black PVC thermoplastic SJTOW, it has oil and weather resistance and is approved for outdoor general use. This is a 18 gauge cord with 3 conductors; brown=hot, blue=neutral, green/yellow=ground.
Temperature rating is plus 105C minus 40C.
Outer diameter range for the 18/3 sjt cord is .300-.335