Electric cable ngwa C udi ọla kọpa pipe mwekota eji maka àmụmà nchebe nke ụlọ, conductor nke fastening na njikọ nke net ọrụ, mere nke ọla kọpa ihe ala resistivity dị mma eletriki conductivity, ezi corrosion eguzogide na adaba echichi, pụrụ iche mmepụta, na price bụ asọmpi.