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.
- Delivers increased storage capacity with maximum performance, giving you the space you need without compromising speed
- Easily access and retrieve files frequently, making the process convenient
- With 12 TB capacity, you have ample space to store a vast number of images, extensive hours of video, or a large collection of songs
- Experience faster data storage with the SATA/600 interface, designed to optimize burst performance for enhanced efficiency
- Enjoy rapid processing speeds with 512 MB cache buffer for enhanced performance
- Hard Drive features non-volatile memory, enhancing your PC storage needs
- 3.5" form factor offers convenience, making it perfect for users seeking easy installation and hassle-free operation
| Brand | |
|---|---|
| Brand | Western Digital Corporation |
| Memory / RAM | |
|---|---|
| Buffer | 512 MB |
| Storage | |
|---|---|
| Storage Capacity | 12 TB |
| Drive Type | Internal |
| Drive Interface | SATA |
| Drive Interface Standard | SATA/600 |
| Spindle Speed (rpm) | 7200 |
| Random 4KB Read | 150000IOPS |
| Random 4KB Write | 465000IOPS |
| Disk Format | 512e |
| Recording Technology | Conventional Magnetic Recording (CMR) |
| Power & Battery | |
|---|---|
| Standby Power Consumption | 700 mW |
| Size / Dimensions | |
|---|---|
| Form Factor | 3.5" |
| General Features | |
|---|---|
| Mean Time Between Failures (M | 228.2 Year |
| Durability | Vibration Proof |
| Manufacturer | Western Digital Corporation |
| Miscellaneous | |
|---|---|
| Product Name | Ultrastar DC HA340 Data Center 3.5" SATA HDD |





