Western Digital RE 160GB 3.5-inch SATA hard drive (part number WD1602ABKS-70N8A0) designed for enterprise storage environments. Features 7200 RPM spindle speed, 3 Gb/s SATA interface, and 8MB cache buffer for sequential and random I/O operations. The RE series targets 24/7 operation in RAID arrays and NAS systems where reliability and thermal management are critical. Compatible with legacy enterprise servers and storage enclosures from the mid-2000s era. Typical applications include backup repositories, archival storage, and secondary storage tiers in virtualized data centers. Tested and guaranteed; available via quote.