Western Digital RedPlus 4TB SATA

This 4TB NAS hard drive is purpose-built for network storage systems and small to medium-sized businesses that need reliable, always-on performance. The 3.5" SATA internal HDD uses NAS-optimized technology to handle continuous operation and multi-bay configurations without breaking a sweat. It's the steady workhorse for anyone backing up large media libraries or running a small office server.