WD Red Pro NAS hard drive WD Red Pro drives are engineered to handle high-intensity workloads in 24 x 7 multi-user commercial and enterprise NAS environments. WD Red Pro drives deliver the performance, scalability and dependability businesses require to store, share and collaborate on large amounts of data in multi-bay RAID-optimised NAS systems. Highlights: - Available in capacities ranging from 2 TB to 24 TB - For RAID-optimised NAS systems with unlimited number of bays - Rated for 550 TB/year workloads and up to 2.5 million hours MTBF Ideal for: - Multimedia creative pros - Medium to large businesses - Commercial and enterprise NAS systems