SATA Power Cable 4-pin to 15-pin Use this IDE to SATA Power Adapter to connect your Serial ATA drive to the 4 Pin cable used to power older IDE devices. The SATA Power Cable connects any Serial ATA drive to any standard internal power connector. 4-pin male to 15-pin female serial ATA power adapter. This SATA Power Adapter measures approximately 6 1/2" long. Package Contains: 1 x IDE to SATA Power Cable