Seagate Exos X20 ST18000NM000D 18TB 7200 RPM 256MB Cache SAS 12Gb/s 3.5″ Internal Hard Drive

* Compared to 18TB competitive product., Data protection and security- Seagate Secure features for safe, affordable, fast, and easy drive retirement, Digital environmental sensors to monitor internal drive conditions for optimal operation and performance, 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, Market-leading 20TB HDD offering the highest capacity available for more petabytes per rack*, Maximize total cost of ownership savings through lower power and weight with helium sealed-drive design, PowerBalance feature optimizes Watts/TB, Proven helium side-sealing weld technology for added handling robustness and leak protection