0F48052 Western Digital DC HC570 22TB SAS 12GBPS SE 3.5 Inch Hard drive

Western Digital 0F48052 Ultrastar 22TB Hard Drive

The Western Digital 0F48052 Ultrastar DC HC570 delivers enterprise-grade storage performance for modern data center infrastructures requiring ultra-high capacity, reliability, and consistent throughput. Built with advanced OptiNAND technology, this 22TB hard disk drive combines exceptional storage density with enhanced operational efficiency for hyperscale environments, cloud storage platforms, and large-scale enterprise deployments. Featuring a 7.2K RPM spindle speed, SAS 12Gbps interface, massive 512MB cache buffer, and 512e sector format, this 3.5-inch internal hard drive is engineered to handle demanding workloads, large datasets, and mission-critical applications while maintaining dependable long-term performance. The Ultrastar DC HC570 series is optimized for enterprise servers, distributed storage systems, object-based storage platforms, and high-capacity archival environments where scalability, durability, and stable data access are essential.

General Information

• Brand: Western Digital
• Part Number: 0F48052
• Product Line: Ultrastar
• Series: DC HC570
• Product Type: Enterprise Data Center Hard Disk Drive

Technical Specifications

• Storage Capacity: 22TB
• Form Factor: 3.5 Inch
• Interface: SAS 12Gbps
• Cache Memory: 512MB Buffer
• Rotational Speed: 7.2K RPM
• Sector Format: 512e
• Technology: OptiNAND

OptiNAND Technology Advantages

• Enhanced storage density for large-scale deployments
• Improved data management efficiency
• Better drive optimization for enterprise workloads
• Reliable long-term operational stability
• Advanced architecture for hyperscale environments

Applications and Deployment Environments

• Cloud and hyperscale storage platforms
• Massive scale-out data center infrastructure
• High-density enterprise storage arrays
• Distributed file system environments
• Object storage solutions including Ceph and OpenStack Swift
• Big data analytics using Apache Hadoop frameworks
• Enterprise backup and archival systems
• Primary and secondary enterprise storage pools
• Virtualized server environments
• Large-capacity NAS and SAN deployments

Benefits of SAS 12Gbps Interface

• High-speed enterprise data transfer capability
• Improved storage scalability
• Enhanced signal integrity and reliability
• Dual-port support for redundant configurations
• Optimized compatibility with enterprise RAID controllers
• Better performance stability in multi-drive environments

Compatibility

• Compatible with enterprise servers from Dell PowerEdge, HPE ProLiant, Lenovo ThinkSystem, and Supermicro platforms
• Supports SAS-enabled NAS and SAN storage infrastructures
• Works with enterprise RAID controllers supporting SAS 12Gbps drives
• Suitable for cloud storage clusters and hyperscale data center deployments
• Compatible with distributed storage environments using Ceph and OpenStack Swift
• Supports virtualization platforms and large-scale backup storage systems
• Designed for high-density storage enclosures and JBOD systems
• Fits standard 3.5-inch hot-swap enterprise drive bays

Western Digital 0F48052 22TB  Hard Drive 

The Western Digital 0F48052 Ultrastar DC HC570 22TB enterprise hard disk drive is engineered for modern data center environments that require high-capacity storage, dependable performance, and enterprise-grade reliability. Built with advanced OptiNAND technology, this 3.5-inch SAS hard drive is optimized for hyperscale infrastructure, cloud storage platforms, enterprise backup systems, virtualization environments, and large-scale storage arrays. The combination of a 22TB storage capacity, 7.2K RPM spindle speed, SAS 12Gbps interface, and 512MB cache buffer creates an ideal balance between capacity, speed, and operational stability.

Designed specifically for continuous enterprise workloads, the Ultrastar DC HC570 platform supports demanding storage applications where consistent throughput and long-term durability are critical. Data-intensive businesses rely on enterprise-class HDDs to handle massive workloads, multi-user access environments, backup repositories, archival systems, and large-capacity storage clusters. This Western Digital enterprise hard drive addresses these requirements through innovative engineering and advanced media technologies.

High-Capacity 22TB Enterprise Storage Platform

The 22TB storage capacity enables organizations to consolidate large volumes of information within fewer drive bays. Enterprises managing expanding datasets benefit significantly from higher-capacity drives because they reduce infrastructure complexity while improving storage density. 

As businesses generate increasingly larger datasets, storage administrators require enterprise hard drives capable of scaling without excessive power consumption or physical rack expansion. The Ultrastar DC HC570 enables higher storage efficiency per rack unit, helping reduce operational overhead while improving storage utilization.

Advanced OptiNAND Technology Integration

One of the defining technologies inside the Western Digital Ultrastar DC HC570 is OptiNAND architecture. This advanced innovation combines traditional magnetic storage with embedded flash-based enhancements that improve metadata handling, operational efficiency, and storage density. OptiNAND technology enhances enterprise HDD functionality by enabling more efficient firmware operations and improved data management capabilities.

Organizations transitioning toward large-capacity enterprise storage infrastructures benefit from this modern HDD design because it enables greater storage scalability while maintaining enterprise-class reliability standards.

Enterprise SAS 12Gbps Interface Performance

The SAS 12Gbps interface provides high-speed enterprise connectivity for mission-critical server and storage environments. Serial Attached SCSI technology remains the preferred interface standard for enterprise infrastructures because of its advanced reliability features, full-duplex communication capabilities, and superior command handling compared to consumer-grade storage interfaces.

The 12Gbps SAS interface enables rapid data transfer operations while supporting enterprise-grade multi-drive environments. Data centers that deploy large RAID arrays and storage enclosures require highly dependable connectivity with stable throughput under heavy workloads. This Ultrastar enterprise HDD fulfills those operational requirements effectively.

7.2K RPM Enterprise Spindle Optimization

The 7,200 RPM rotational speed is carefully optimized for balancing storage density, thermal efficiency, and dependable enterprise performance. While high-RPM drives focus on extreme IOPS, large-capacity data center drives prioritize consistent throughput, low power operation, and reliable long-term performance.

This design makes the Ultrastar DC HC570 particularly suitable for high-capacity enterprise environments where storage efficiency and long-term operational reliability are essential.

512MB Cache Buffer Performance 

The integrated 512MB cache buffer significantly improves drive responsiveness during enterprise data transactions. Cache memory acts as a high-speed intermediary storage layer that temporarily holds frequently accessed data, command queues, and active transfer information. This helps optimize performance during intensive read and write workloads.

Enterprise data centers often run simultaneous applications, virtual machines, analytics workloads, and storage replication tasks. The 512MB buffer helps maintain consistent operational efficiency during these demanding activities.

Enterprise Workload Optimization

The Ultrastar DC HC570 enterprise HDD is engineered for heavy-duty workloads associated with modern enterprise storage environments. Data centers operate continuously, often processing petabytes of information daily across multiple storage systems. Enterprise HDDs used in these infrastructures must maintain dependable performance under sustained workloads.

3.5-Inch Enterprise Form Factor 

The standard 3.5-inch large form factor design ensures broad compatibility with enterprise server chassis, storage appliances, and data center drive enclosures. This form factor remains the preferred choice for high-capacity enterprise HDD deployments because it supports greater storage density while maintaining efficient cooling characteristics.

The Ultrastar DC HC570 can integrate seamlessly into enterprise-grade systems from major server and storage manufacturers, enabling organizations to expand storage infrastructure efficiently.

Storage density plays a critical role in modern enterprise infrastructure planning. As data volumes increase, organizations require solutions capable of storing more information within limited physical rack space. The 22TB capacity of the Western Digital Ultrastar DC HC570 helps maximize storage density while minimizing infrastructure expansion costs.

Enterprise RAID Compatibility

The Ultrastar DC HC570 integrates effectively into enterprise RAID configurations used for data redundancy, fault tolerance, and storage performance optimization. Enterprise SAS drives are widely deployed in RAID arrays because of their reliability and advanced command handling capabilities.

Organizations building large-capacity storage systems can utilize multiple Ultrastar HC570 drives to create petabyte-scale storage environments suitable for modern enterprise workloads.