WUS721212BLE6L4 Western Digital Ultrastar Dc Ha340 12TB 7.2K RPM SATA-6GBPS HDD

Western Digital Ultrastar DC HA340 12TB SATA Enterprise HDD

Enterprise Storage That Scales with Your Data Needs

• Manufactured by Western Digital, a global leader in high-performance storage technologies
• Model: WUS721212BLE6L4 – Part of the trusted Ultrastar DC HA340 product family
• Engineered to meet the growing demands of data-centric infrastructures
• Tailored for enterprise environments requiring consistent performance and endurance
• Internal 3.5-inch format compatible with standard enterprise storage configurations

Core Specifications of the Ultrastar DC HA340 12TB HDD

• Generous 12TB storage capacity, ideal for large-scale data retention
• Interface: SATA 6Gbps ensures high compatibility with existing systems
• Buffer memory of 256MB boosts read/write responsiveness and efficiency
• Mean Time Between Failures (MTBF) of 2 million hours for dependable long-term use

Performance Optimized for Intensive Workloads

• Sequential data transfer rate up to 267MB/s for efficient throughput
• 6 Gb/s interface speed supports quick and stable data access
• 7200 RPM spindle delivers reliable performance and balanced speed
• Average latency of 4.16ms ensures prompt response in demanding environments

Use Cases Across Data-Driven Operations

• Excellent for enterprise backup and archival solutions
• Ideal for high-capacity RAID storage systems and on-premises servers
• Supports medium to high-load data centers and cloud integration workflows
• Perfect for long-term, always-on storage systems requiring sustained performance

Form Factor & Hardware Integration Benefits

• Standard 3.5-inch form factor enables seamless compatibility with enterprise enclosures
• Internal mount drive fits easily into a variety of server and NAS setups
• Designed for 24/7 operation in mission-critical business systems

Product Overview and Manufacturer Details

• Brand: Western Digital
• Product Series: Ultrastar DC HA340
• Model Number: WUS721212BLE6L4
• Drive Type: 12TB SATA Enterprise-Class Hard Disk Drive
• Reliability, scalability, and efficiency designed into every unit

Data-Intensive Environments

The Western Digital WUS721212BLE6L4 Ultrastar DC HA340 12TB hard disk drive delivers reliable, high-capacity performance tailored for enterprise environments with 24/7 operational demands. Designed for use in storage servers, NAS solutions, and large-scale data centers, this 3.5-inch drive offers a blend of robust endurance, energy efficiency, and performance with its SATA 6Gb/s interface, 7,200 RPM spindle speed, 256MB cache buffer, and advanced 512e formatting. Ideal for organizations that require scalable and cost-effective data storage solutions, the DC HA340 12TB is engineered for consistent, high-throughput workloads such as data backup, archival, media streaming, and hybrid cloud storage.

Scalable 12TB Storage for High-Capacity Data Solutions

The 12TB capacity of the WUS721212BLE6L4 provides organizations with substantial space for critical data applications. As data volumes continue to grow across all sectors—especially in cloud computing, big data, and digital content creation—this Ultrastar model meets capacity needs without sacrificing reliability or energy efficiency. It’s optimized for environments where a mix of sequential and random workloads is common, such as archival platforms and video surveillance systems.

Enterprise Storage Applications for 12TB Capacity

• Cold and warm storage tiers for enterprise data centers
• Archival and compliance storage solutions
• Centralized NAS file repositories
• On-premises video surveillance storage
• Media editing and production pipelines
• Hybrid cloud gateways and virtualization platforms

Proven SATA 6Gb/s Interface for Seamless Integration

The SATA 6Gbps interface makes the WUS721212BLE6L4 highly versatile, compatible with mainstream enterprise-grade and prosumer hardware. The interface supports easy integration into standard backplanes and provides ample data transfer bandwidth for most enterprise-level workloads. With support for NCQ (Native Command Queuing), it enhances performance during multi-threaded operations, improving system responsiveness and data flow consistency.

Key Benefits of SATA-Based Enterprise HDDs

• High compatibility with servers, NAS, and external RAID enclosures
• Cost-effective alternative to SAS for mid-range enterprise solutions
• Support for hot-swappable SATA bays in enterprise systems
• Simple cable and power interface for reduced complexity
• Support for plug-and-play drive replacement and scaling

7,200 RPM Spindle Speed for Optimal Performance

The Ultrastar DC HA340 12TB drive operates at a spindle speed of 7,200 RPM, delivering a strong balance of performance and endurance. It is optimized to deliver sustained data throughput and low latency under continuous read and write operations. This rotational speed is essential for workloads where consistent performance is critical, such as virtualized applications and high-volume data ingestion.

Performance Advantages of 7,200 RPM Drives

• Faster sequential read/write speeds for large files
• Improved access times for database and indexing tasks
• Supports multiple concurrent data streams efficiently
• Ideal for content delivery, rendering, and media serving
• Optimized for reliability during 24/7 operation cycles

256MB Cache Buffer for Accelerated Data Transfers

With a 256MB cache buffer, the Ultrastar WUS721212BLE6L4 provides improved performance by temporarily storing frequently accessed data or write commands, reducing the time needed for repetitive I/O operations. This large buffer size ensures reduced latency and better responsiveness in burst-heavy environments such as real-time video editing or transactional data processing.

Enhanced Buffer Performance Features

• Improves I/O throughput during burst operations
• Increases responsiveness in multi-user systems
• Supports caching algorithms to anticipate data usage
• Essential for file servers handling mixed workloads
• Reduces average seek times under load

512e Advanced Format for Improved Storage Efficiency

This 12TB Ultrastar drive utilizes 512e (512-byte emulation) sector formatting, allowing backward compatibility with legacy systems while delivering better data integrity and storage efficiency. This format supports longer error correction codes (ECC) and reduces the risk of silent data corruption, crucial for mission-critical storage infrastructure.

Benefits of 512e Advanced Format

• Backward compatible with legacy 512-byte software stacks
• Improved storage efficiency through better block utilization
• Stronger ECC for enhanced data integrity and protection
• Supported by most modern operating systems and RAID controllers
• Ideal for modernizing infrastructure without disrupting workflows

Enterprise-Class Durability and Workload Optimization

The WUS721212BLE6L4 is designed to handle heavy-duty enterprise workloads with a workload rating of up to 550TB/year and a MTBF of 2.5 million hours. Built for 24x7 operations, it provides the endurance needed for enterprise storage systems that demand non-stop reliability and data availability. Its robust components and firmware-level optimization enable smooth operation even under continuous read/write cycles.

Durability Specifications

• Annualized Workload Rating: 550TB/year
• MTBF: 2.5 million hours
• Supports multi-drive deployments in RAID arrays
• Designed for 24/7 operational uptime in mission-critical systems
• Certified for leading OEM storage platforms and systems

Power Efficiency for Modern Data Centers

Power optimization is a crucial factor in today’s data centers. The Ultrastar DC HA340 12TB is engineered to maintain a balance between high-capacity storage and efficient energy use. With a typical idle power draw of just over 5.8 watts, this drive contributes to reduced energy consumption per terabyte, supporting eco-friendly and cost-effective infrastructure.

Power Usage and Environmental Ratings

• Low idle and operational power consumption per TB
• Designed to reduce heat output and cooling costs
• Supports advanced power management features
• Compliant with RoHS and environmental standards
• Ideal for eco-conscious storage deployments

Secure Data Handling and Integrity Safeguards

The WUS721212BLE6L4 offers built-in data integrity features to ensure data remains safe even during power disruptions or hardware anomalies. The firmware supports S.M.A.R.T. monitoring and other error recovery controls to detect and correct problems before failure occurs. These features offer peace of mind in sensitive enterprise environments.