The Western Digital RE4 (WD1003FBYX-18Y7BO) is a 1TB enterprise-class 3.5-inch hard drive designed for 24/7 operation in RAID arrays and multi-drive storage systems. It features a 7200 RPM spindle speed, 64MB cache, and SATA 3Gb/s interface, delivering sustained throughput suitable for sequential and random workload environments common in small-to-medium NAS and SAN deployments. The RE4 series emphasizes reliability and thermal management for continuous-duty applications, making it compatible with legacy and modern storage controllers that support standard SATA protocols. Typical use cases include warm storage tier, archival backup systems, and enterprise-grade direct-attached storage where high availability is required.
Tested and guaranteed. Available via quote from G5 Network Group.
