SATA Internal Power Cable 6 inches.

6 Inch Serial ATA Internal Power Cable
6 Inch Serial ATA Internal Power Cable
Item# SATAP-06-SP
$2.85

Product Part Number: SATAP-06-SP
Connects any Serial ATA drive to a standard internal power connector. (Connectors: 15Pin to 4Pin; Length: 6 inch).

Available in different lengths at https://www.svideo.com/qvs-ata.html