This 18-inch Ultra ATA 100/133 internal IDE (integrated drive electronic) ribbon cable converts back and forth between an IDC 40 female port and 2 (dual) IDC 40 female ports. It has color coded black, gray and blue sockets. This ivory, 80-conductor cable has a low-resistance 30 AWG (American wire gauge) conductivity for optimum performance and reliability. This product meets or exceeds all safety requirements and is both UL and RoHS-rated. Our product comes with a lifetime warranty and online support from CableWholesale.