Western Digital Ultrastar DC HC555, 20 TB, 7200 RPM, 512 MB, 3.5", SAS3

The WD Ultrastar DC HC555 is engineered for high-capacity data center applications, providing a substantial 20 TB of storage for demanding operational needs. With a spindle speed of 7200 rpm and a data transfer rate of 1.2 GBps, it ensures efficient data handling. This hard drive features advanced technology such as Dynamic fly height technology and Triple State Actuator (TSA) to optimize performance and reliability. Operating at sound levels of just 32 dBA, it preserves a quieter environment for data-sensitive operations. Designed for continuous function, the drive supports 24x7 operation and has a MTBF of 2,500,000 hours, making it a dependable choice for mission-critical applications.

The WD Ultrastar DC HC555's environmentally resilient design allows it to operate within a wide temperature range, from 5°C to 60°C. Its HelioSeal technology contributes to durability and better load/unload cycles, rated at 600,000. Adhering to multiple compliance standards, including UL and TUV, ensures that this drive meets safety and environmental regulations. Equipped with a buffer size of 512 MB and utilizing Serial Attached SCSI 3 interface, this internal hard drive is poised to handle the demands of modern data environments.