WD Red Pro WD4003FFBX 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5″ Internal Hard Drive Bare Drive

**WD Red Pro WD4003FFBX 4TB**: A high-performance 3.5″ NAS-optimized hard drive designed for demanding multi-user environments. Features 7200 RPM speed, 256MB cache, and SATA 6.0Gb/s interface for fast data access and reduced latency. Engineered for 24/7 operation in NAS systems up24 bays24 bays, it includes vibration protection and NASware 3.0 technology for enhanced compatibility and reliability. Offers 4TB capacity for scalable storage, backed by a 5-year limited warranty. Ideal for small-to-medium businesses and power users seeking robust, enterprise-grade durability with optimized workload rates (300TB/year). Key differentiators: high-speed performance, extended warranty, and advanced error-correction for data integrity.