Seagate Exos X18 18TB SAS 3.5″ 266MB ST18000NM007J HDD Hard Disk Drive

The Seagate Exos X18 18TB is an enterprise-grade hard drive engineered for demanding data center environments. With massive 18TB capacity and SAS 12Gb/s interface, it delivers exceptional storage density and performance for mission-critical applications. The drive features 266MB cache buffer for optimized data access, 7200 RPM spindle speed, and advanced PowerBalance technology for reduced power consumption. Built with helium-sealed technology, it operates cooler and more efficiently than traditional air-filled drives while maintaining 550TB/year workload rating. The Exos X18 offers 2.5 million hours MTBF reliability, making it ideal for hyperscale cloud storage, enterprise servers, and high-capacity NAS systems where maximum uptime and data integrity are essential.