This 4 pin IDE Y Splitter cable divides the IDE Molex interface into two to solve the problems of insufficient power line interface and insufficient length. This IDE adapter is made of standard 18awg tinned copper wire. It has stable current output, safe power supply and safe use. PVC insulation, good flame retardancy, not easy to break and long service life. Just connect the extension cord and the power cord in series. This kind of cable can be used to extend and add 4Pin interface. It can be used to connect optical drive and hard disk for users with insufficient power interface of hard disk or optical drive. Easy connection, plug and play, bid farewell to the trouble of insufficient plug. Suitable for standard 4-pin ide power interface equipment for hard disk, cooling fan, CDROM, DVD-ROM, optical drive, etc.