Western Digital today announced the availability of its third-generation WD S25 SAS hard drives, serving the enterprise server and storage market.

Shipping now, the new 2.5-inch, 10,000 RPM, WD S25 with SAS 6 Gb/s interface hard drives are available in capacities of 300 GB, 450 GB, 600 GB, and 900 GB.

With its small form factor allowing for more system airflow, the latest WD S25 SAS drives require less than 8 watts to operate and have a 2.0 M hour MTBF rating. The drives are also its first to include support for T10 Protection Information (PI) for advanced data integrity, and the first to provide optional models that feature drive-level self-encryption that meets the Trusted Computing Group's specification for Enterprise Class A encryption.

WD S25 SAS hard drives are currently shipping to WD's OEMs, with broader availability worldwide to start later next quarter. WD S25 SAS hard drives are covered by a five-year limited warranty.