Western Digital Caviar Blue 160GB hard drive (part no. WD1600BB-00DWA0) delivers reliable storage in a standard 3.5-inch form factor. Operates at 7200 RPM with 2MB cache and connects via ATA-100 (IDE) interface, making it compatible with legacy systems and industrial equipment that require parallel ATA connectivity. This drive suits archival applications, backup systems, and older server configurations where 160GB capacity and proven mechanical reliability are adequate. Not suitable for high-speed modern environments or SATA-based systems. Tested and guaranteed—available via quote.