4TB Red 5400 rpm SATA III 3.5" Internal NAS HDD (WD40EFRX)

WD Red NAS Storage - Storage for 1 to 8 bay NAS solutionsWD Red is designed specifically for NAS systems that have 1 to 8 drive bays in both 3.5-inch and 2.5-inch form factors. The drives are designed and extensively tested for compatibility in the unique 24x7 operating environment and for the demanding system requirements of home and small office NAS. Interface: SATA 6 Gb/s Form Factor: 3.5-inch Performance Class: 5400 RPM Class Capacity: 4TB Product Features: Fill your NAS with WD Red, then fill it with awesome.There's an industry-leading WD Red drive for every compatible NAS system to help fulfill your data storage needs. With drives up to 10TB, WD Red offers a wide array of solutions for customers looking to build the biggest, bestperforming NAS storage solution. Built for single-bay to 8-bay NAS systems, WD Red packs the power to store your precious data in one powerhouse unit. With WD Red, you're ready for what's next. Exclusive NASware 3.0Not just any drive will do. In singlebay to 8-bay NAS systems, WD Red raises the bar. Get as much as 80TB capacity, and with WDs exclusive NASware 3.0, you can optimize every single one of them. Built into every WD Red hard drive, NASware 3.0's advanced technology improves your system's storage performance by increasing compatibility, integration, upgradeability, and reliability. Built for optimum NAS ...