WD Ultrastar Hard Drive 18TB | 0F38459

Raising the Capacity Bar with New TechnologiesWD Ultrastar Hard Drive 18TB integrates a suite of technologies on a 9-disk platform to create a new class of HDDs. This hard drive uses technologies that improve areal density. In addition, these technologies work together with other technologies that improve performance and reduce power consumption. WD Ultrastar Hard Drive 18TB Features: DC HC550 Series The first internal hard drives in the industry to harness Energy-Assisted Magnetic Recording (EAMR) technology improves writability and therefore increases areal density. The industry’s first Triple Stage Actuator (TSA) enhances head-positioning accuracy, delivering better performance and increased areal density. HelioSeal® technology is the foundation for Western Digital’s high capacity HDDs and this is the 6th generation of HelioSeal product. Western Digital has shipped >65 million HelioSeal products to date. 7200 RPM Rotation Speed Cache Size: 512 MB Compatible With:NVR, DVR, Survei