The WD Red 10TB NAS Internal Hard Drive (WD100EFAX) is designed for Network Attached Storage (NAS) systems, offering a substantial 10TB capacity in a 3.5-inch form factor. Operating at a spindle speed of 5400 RPM and utilizing a SATA 6Gb/s interface, it delivers reliable performance suitable for multi-user environments and high-workload applications. The drive features a 256MB cache to enhance data transfer speeds, providing a buffer for improved read and write operations. Engineered for 24/7 operation, the WD Red supports NAS environments with up to 8 bays, making it ideal for small to medium-sized business applications. It incorporates NASware 3.0 technology, which optimizes drive performance and reliability in multi-bay systems, enhancing system scalability and vibration tolerance. Additionally, the drive includes features like 3D Active Balance Plus and a multi-axis shock sensor to maintain consistent performance in multi-bay NAS environments. Backed by a 3-year limited warranty, the WD Red 10TB provides a dependable storage solution for your NAS needs.