Ikhebula le-Copper Core Concentric Cable lenziwe ngesikhondaktha esimaphakathi esiqinile esisodwa noma ezimbili noma ithusi elithambile eliboshiwe, eline-PVC noma i-XLPE insulation, i-conductor yangaphandle eyenziwe ngezintambo ezimbalwa ezithambile zethusi eziboshelwe emgodleni wangaphandle ovunguzayo nomnyama ongenziwa nge-PVC, i-thermoplastic polyethylene. noma i-XLPE.