WD 20TB Ultrastar HC555 7200 rpm SATA III 3.5" Data Center Drive

The 20TB Ultrastar HC555 7200 rpm SATA III 3.5" Data Center Drive from Western Digital delivers the performance, capacity, and reliability needed for data-intensive workloads in 24/7 data center environments. This 7200 rpm drive utilizes the SATA III 6 Gb/s interface for data transfer rates of up to 285 MB/s. Moreover, as a professional-grade drive, it has an MTBF rating of 2.5 million hours, 600,000 load/unload cycles, an annualized failure rate of 0.35%, and a workload rating of up to 550TB per year.

• Storage capacity of up to 20TB
• Conventional Magnetic Recording (CMR) technology
• Superior reliability of field-proven hardware and firmware designs
• Seamless integration with existing applications and environments

• Data center administrators
• IT administrators
• Data center managers
• AI system administrators

• Hyperscalers and big data applications
• Artificial intelligence training pods
• Converged infrastructures
• Cloud and hybrid cloud environments

The combination of field-proven hardware with the latest innovative technologies delivers the performance, capacity, and reliability needed to handle high-intensity workloads in 24/7 multiuser data center environments.

Western Digital's energy-assisted perpendicular magnetic recording (ePMR) technology enables customers to grow capacities while lowering TCO (total cost of ownership), including both $/TB and OpEx.

Combining hardware designs from generations of highly successful products with Conventional Magnetic Recording (CMR) technology ensures easy qualification, seamless integration, and rapid adoption by existing customers.

Built off the same platform that is deployed in thousands of data centers around the world, these drives deliver superior dependability and field-proven reliability for hassle free data storage.

Western Digital's Triple-Stage Micro Actuator increases tracks per inch (TPI), while providing greater control over the actuator arm, enabling the highest capacities with low power.

The stable internal environment created by HelioSeal technology enables this high-capacity helium drive to deliver one of the lowest power profiles in the industry.

Exclusive Rotational Vibration Safeguard (RVS) uses dual sensors to anticipate and counteract disturbances, maintaining peak performance in high-vibration environments. Combined with Dynamic Fly Height technology, Western Digital offers exceptional drive reliability and protection from unexpected shock events.

As an industry-leading hard drive manufacturer, Western Digital stands behind their Ultrastar hard drives with the assurance of a 2.5 million hour MTBF rating, a limited 5-year warranty, and support services to help create environments for data to thrive.