Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" -WD40EFPX

Western Digital 4TB WD Red Plus NAS Hard Drive (WD40EFPX) is optimized for small to medium business NAS systems, supporting up to 8 bays with 24/7 reliability. Featuring a 5400 RPM speed, 256MB cache, and SATA 6Gb/s interface, it ensures efficient data transfers and seamless RAID compatibility. CMR technology and NASware firmware enhance drive stability, compatibility, and performance for file sharing, backups, and media storage. With a 180TB/year workload rating, this drive is built for demanding NAS environments, offering consistent performance and long-term durability for business and personal data storage needs.