HDD Western Digital 12 TB 3,5" Serial ATA Ultrastar DC HA340

The Western Digital Ultrastar DC HA340 12 TB 3.5" Serial ATA HDD provides high-capacity internal storage for data center and enterprise systems. Built on a proven 3.5-inch CMR platform, this 12 TB drive spins at 7,200 RPM and connects via 6 Gb/s SATA to support legacy and traditional storage architectures that require large, reliable disk capacity.

Advantages

This Ultrastar DC HA340 model combines high capacity with enterprise-grade reliability, offering a projected MTBF of up to 2,000,000 hours and a 5-year limited warranty. The drive uses a dual-stage microactuator to improve head positioning accuracy and overall performance, and it implements Advanced Format (512e) to maintain compatibility with many existing systems.

Suitable for

• Rack-mounted storage enclosures
• Traditional storage arrays
• Server-based storage systems
• Data center workloads that require high capacity and proven HDD technology

Key specifications

• Capacity: 12 TB (12000 GB)
• Form factor: 3.5"
• Interface: 6 Gb/s Serial ATA (SATA)
• Spindle speed: 7,200 RPM
• Recording technology: Conventional Magnetic Recording (CMR); Advanced Format 512e
• Projected MTBF: up to 2,000,000 hours
• Weight: 0.75 kg
• Manufacturer part number (MPN): 0B47063

How to use

Install the Ultrastar DC HA340 into a compatible 3.5-inch drive bay in your server, storage array, or enclosure following your system manufacturer’s installation procedures. Connect the drive to the host using a 6 Gb/s SATA cable and ensure the system BIOS/RAID controller recognizes the drive. Initialize and format the drive according to your operating system or storage management software before placing it into production.

Recommendations

Use this HDD in environments that require large, cost-efficient disk capacity and compatibility with legacy SATA-based storage systems. For best results, operate the drive within the enclosure and cooling specifications of your system, and follow standard data center practices for redundancy, backup, and monitoring.