Western Digital Ultrastar DC HA340 WUS721212BLE6L4 12 TB Hard Drive - 3.5" Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method

Economical Capacities and Fast Data Access for the Data Center

Ultrastar® Data Center HA340 hard drives are medium capacity air-filled HDDs that deliver high IOPS to support data intensive applications with proven durability and reliability.

Delivers High IOPS with Proven Technology

A unique combination of field-proven hardware with the latest innovative technologies enables these air-filled drives to deliver high IOPS to data intensive applications.

Proven and cost-efficient design

Ultrastar DC HA340 drives are based on an air-based HDD platform with Conventional Magnetic Recording (CMR) technology in a 3.5-inch form factor. 

Reliability You Can Trust

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.

Optimized Performance and Durability

Performance-optimized to deliver higher access densities (IOPS/TB) to data intensive applications with proven durability.

Rapid Qualification and Integration

Leveraging hardware designs from generations of highly successful products ensures easy qualification, seamless integration and rapid adoption by existing customers.

Reliability You Can Trust

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.

Protected Against Vibration & Shock

Disturbances caused by increased vibration are anticipated and proactively counteracted by Rotation Vibration (RV) sensors and subtle shock events are automatically detected by multi-axis shock sensors and compensated for with dynamic fly height technology to maintain performance and protect data.