Red Pro Internal Hard Drive 4

Western Digital WD Red Pro WD4005FFBX is a 4 TB internal hard drive designed for network-attached storage. It provides space for shared files and other data in NAS systems.

The drive has a 3.5-inch form factor and a SATA interface. Its CMR recording technology and 7200 RPM speed are specified for this model family, while the exact 4 TB variant has 256 MB cache.

WD positions Red Pro drives for NAS use, including RAID-optimized systems with any number of bays. The series is rated for workloads of up to 550 TB per year, making this drive suitable for storage environments with frequent data access and transfers.