The EMC Datadomain ST2000NM0023 118033060 2TB SAS 005032931 hard drive with caddy is a high-capacity internal desktop drive designed for storage-intensive applications. With a storage capacity of 2TB and a SAS 2 interface, this hard drive offers fast data transfer speeds and reliable performance. The included caddy makes it easy to install and use within a desktop system, providing a seamless storage solution for users needing ample space for storing large files and programs. Tested 100% health.