Designed with the highest rack-space efficiency and protected with Seagate Secure Exos X20 offers extreme market-leading capacity, earning customer confidence by delivering trusted peace of mind. Market-leading 20 TB HDD offering the highest capacity available for more petabytes per rack. Highly reliable performance with enhanced caching, making it the logical choice for cloud data center and massive scale-out data center applications. Hyperscale SATA model tuned for large data transfers and low latency. PowerBalance feature optimizes Watts/TB. Maximise total cost of ownership savings through lower power and weight with helium sealed-drive design. Proven helium side-sealing weld technology for added handling robustness and leak protection. Digital environmental sensors to monitor internal drive conditions for optimal operation and performance. Data protection and security - Seagate Secure features for safe, affordable, fast and easy drive retirement.