1mm Discrete Wire Cable Assemblies Samtec 1mm Discrete Wire Cable Assemblies feature crimp-style, dual-leaf contacts. These IDC ribbon cables are approximately 6' in length and the socket is designed with 2 through 10 contacts per row. They utilize 30AWG and 28AWG cable. Samtec 1mm Discrete Wire Cable Assemblies offer a 3.3A current rating and 250V voltage rating.