4TB

WD40EFZX Overview

The Western Digital Red Plus 4TB is a high-performance internal hard drive specifically designed for power users and small-to-medium business NAS environments. As part of the Red Plus lineup, it is optimized for RAID-optimized NAS systems with up to 8 bays. This drive features Conventional Magnetic Recording (CMR) technology, making it superior for heavy workloads, faster RAID rebuilding, and consistent data storage compared to standard SMR drives.