Western Digital Red Plus internal HDDs are designed for the demanding workloads of small to medium business NAS environments. These drives offer the speed and capacity needed to store, protect, and share growing amounts of data in mid-sized RAID-optimized NAS systems, with enhanced power efficiency. This specific unit is a manufacturer-certified refurbished 3.5" 8TB drive with 5640 RPM, 256MB cache, and a SATA 6Gb/s interface, built with CMR technology for consistent performance and reliability. It is ideal for multi-user environments, backups, and secure file sharing, and has been professionally cleaned, tested, and restored to excellent cosmetic condition with a 1-year warranty. Perfect for IT professionals, home NAS users, creative teams, and data-intensive applications like surveillance or media streaming.