Make sure your data center is running at full potential with these Dell 146GB 15K drives. SAS stands for Serial Attached SCSI, meaning these Dell drives connect with your system via a serial link. This provides for much faster data transfer rates, making them perfect for your high-powered data center. With a 15,000 RPM spindle speed, these Dell drives can handle even the most strenuous applications. So if you're looking for a reliable and efficient way to rev up your data center, look no further than our Dell SAS drives.