WESTERN DIGITAL Ultrastar DC HC550 3.5inch 26.1MM 18000GB 512MB 7200RPM SAS ULTRA 512E SE P3

The breadth and depth of Big Data is driving the universal need for higher capacities across a broad spectrum of applications and workloads. Laying the foundation for a worry-free data center, Western Digital delivers the capacity to conquer the data explosion with the Ultrastar DC HC500 series of hard disk drives (HDDs). The DC HC500 series is designed for public and private cloud environments where storage density and cost-efficient infrastructure is critical.
The 18TB Ultrastar DC HC550 HDDs are the first commercial implementation of Energy-Assisted Magnetic Recording technology and utilize the industry's first Triple Stage Actuator. These technologies, integrated with HelioSeal on a 9-disk platform, deliver the highest areal density and unmatched Total Cost of Ownership for customer and market needs.
Product Description: WD Ultrastar DC HC550 WUH721818AL5204 - hard drive - 18 TB - SAS 12Gb/s | Type: Hard drive - internal | Capacity: 18 TB | Form Factor: 3.5" | Interface: SAS 12Gb/s | Data Transfer Rate: 1.2 GBps | Buffer Size: 512 MB | Spindle Speed: 7200 rpm | Features: Energy-Assisted Magnetic Recording (EAMR), Media Cache Plus, Rotational Vibration Safeguard (RVS), Triple State Actuator (TSA), Two-Dimensional Magnetic Recording (TDMR), Conventional magnetic recording (CMR), HelioSeal, Sanitise Cryptographic Scramble support, Sanitise Cryptographic Erase support | Dimensions (WxDxH): 101.6 mm x 147 mm x 26.1 mm | Weight: 690 g | Manufacturer Warranty: 5-year warranty