Our Used SAS Hard Disk is a technology for transferring data from hard drive. Its higher speed and higher level make it a widely demanded hard disk for enterprise use and in situations where high speed & reliability are paramount. This type of hard disk SAS disks can range from 300GB to up to 900GB. Used SAS Hard Disk is intended for use for high demanding applications where speed & high availability are the main concerns. It is more faster and have more bandwidth throughput than SATA drives.