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. The StarTech.com Advantage - Allows you to connect a SAS hard drive to a SATA controller that supports SAS drives - One cable provides both power and data connections - Backed by StarTech.com lifetime warranty