Rosewill 5.25-Inch Male to 15P Serial ATA Female Power Adapter Cable (RCW-305) Length: 6" Adapts one 5.25in power connector into one Serial ATA power connector Designed for Serial ATA Hard Drives, CD-ROMs, CD-RWs, Tape Drives, Fans, etc. Length: 6 Inch Adapts one 5.25in power connector into one Serial ATA power connector Designed for Serial ATA Hard Drives, CD-ROMs, CD-RWs, Tape Drives, Fans, etc.