Western Digital Ultrastar DC HA340 internal hard drive 12 TB 7200 RPM 512 MB 3.5" Serial ATA

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.

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.

Trusted Reliability, Quality and World-Class Support
As an industry-leading hard drive manufacturer, Western Digital stands behind their Ultrastar hard drives with the assurance of a projected 2.0M-hour MTBF2 rating, a 5-year limited warranty3 and world-class support services to help create environments for data to thrive.