Connect a SAS hard drive to a SATA controller. Ideal for use with SAS external storage devices, Host Bus Adapters and RAID controllers, this high quality 18in SAS (29-Pin) to SATA Cable delivers both power (LP4) and data connectivity. This high quality SAS-SATA cable is backed by StarTech.com's Lifetime Warranty.Please note that the SATA controller must support SAS drives.