This NCS TEW wire is constructed with bare copper for reliable conductivity. Designed for demanding applications, it features a robust insulation system capable of withstanding temperatures up to 105C and operating at 600V. The 20 AWG size with 10 strands offers a good balance of flexibility and current-carrying capacity.The NCS TEW 20 STR-BLANC is a 20 AWG wire with 10 strands of bare copper. It is rated for 600V and has an insulation class of 105C. The wire is colored BLANC (white).