WD120EFAX Western Digital Red 12TB 5400RPM SATA 6Gb/s 256MB Cache 3.5-Inch NAS Hard Drive

The Western Digital Red WD120EFAX delivers 12 TB of storage in a 3.5‑inch form factor, engineered for NAS environments. Its 5,400 RPM spindle speed and SATA 6 Gb/s interface provide reliable, energy‑efficient performance for continuous operation. A 256 MB cache buffer supports smooth data flow, while the Red series’ firmware optimizes for multi‑drive arrays and low power consumption. Designed to integrate seamlessly into network‑attached storage systems, the drive offers high capacity and dependable endurance for home and small‑business NAS deployments. Its robust construction and built‑in error‑correcting code ensure data integrity, making it a reliable choice for expanding storage capacity in demanding NAS setups.