Western Digital WD1001FALS-41Y6A1 Hard Disk Drive

The Western Digital WD1001FALS-41Y6A1 is a 1TB, 3.5-inch hard drive from WD's Caviar Black line designed for internal desktop storage and system operation. It uses a SATA 3 Gb/s interface, spins at 7200 RPM, and includes a 32MB cache with 512-byte sectors to support responsive data access, delivering up to 145 MB/s sustained transfer and an average latency of 4.2 ms. This drive is intended for desktop and workstation systems and is commonly installed in workstation PCs, gaming systems, and industrial computer environments, where reliable storage supports everyday computing tasks such as booting, application loading, and data-intensive operations. Its internal design is focused on data storage and system operation, making it suitable for replacement and storage upgrades in desktop setups, including mainstream configurations and professional workstations. Maintenance teams and IT technicians rely on WD hard drives like this for desktop system maintenance and data management applications, including upgrading capacity in existing desktop workstations.