WUH721816ALE6L4 Western Digital Ultrastar 16TB Hard Drive 7.2K RPM SATA-6GBPS
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Western Digital SATA 6GBPS 16TB 7.2K RPM HDD
The Western Digital Ultra star SATA-6Gbps 16TB 7.2K RPM hard disk drive is engineered for enterprise-grade storage solutions, offering reliability, speed, and massive capacity for data-intensive environments.
General Information
- Manufacturer: Western Digital
- Part Number: WUH721816ALE6L4
- Device Type: Hard Disk Drive
Technical Specifications
- Capacity: 16 Terabytes
- Interface: SATA 6Gbps
- Enclosure: Internal
- Form Factor: 3.5-inch
- MTBF: 2.5 Million Hours
Performance Metrics
- Interface Transfer Rate: 600 Mbps
- Sustained Data Rate: 250 Mbps
- Average Latency: 4.16 ms
- Cache Buffer: 512 MB
- Rotational Speed: 7,200 RPM
Dimensions & Weight
- Z-Height: 26.1 mm
- Width x Depth: 101.6 mm x 147 mm
- Weight: 690 g
Western Digital WUH721816ALE6L4 16TB 7.2K RPM Hard Disk Drive Overview
The Western Digital WUH721816ALE6L4 Ultrastar SATA-6GBPS 16TB 7.2K RPM Hard Disk Drive is engineered for enterprise-grade workloads, large-scale storage environments, cloud computing platforms, hyperscale deployments, archival systems, and mission-critical data center operations. Built with advanced helium-sealed technology and enterprise reliability standards, this high-capacity hard disk drive delivers exceptional performance consistency, enhanced durability, and superior storage density for modern organizations that require scalable storage solutions.
As businesses continue to generate and process massive amounts of structured and unstructured data, the demand for enterprise HDD solutions capable of maintaining operational efficiency has increased significantly. The Ultrastar 16TB SATA hard drive addresses these evolving requirements by offering a balance of high-capacity storage, rotational speed optimization, low power consumption, and dependable 24/7 operational capabilities. Designed specifically for intensive enterprise environments, the drive supports applications ranging from backup repositories and surveillance archives to virtualization clusters and large-scale NAS deployments.
Enterprise-Class 16TB Storage Capacity
One of the most important advantages of the Western Digital Ultrastar WUH721816ALE6L4 hard drive is its massive 16TB storage capacity. Modern enterprises require scalable data storage systems capable of accommodating continuous growth in digital assets, databases, analytics workloads, and multimedia repositories. This enterprise HDD enables organizations to maximize storage density while minimizing rack space requirements within data centers and server infrastructures.
The 16TB architecture is particularly valuable for cloud service providers, backup storage systems, and enterprise NAS arrays that need high-capacity drives to support multi-user environments. Large-scale video surveillance infrastructures also benefit significantly from this storage capacity because the drive can retain extended periods of high-definition footage while maintaining stable performance over prolonged operation cycles.
By utilizing fewer high-capacity drives instead of numerous lower-capacity disks, businesses can reduce hardware footprint, simplify storage management, and improve overall energy efficiency within enterprise environments. The increased storage density additionally contributes to lower cooling requirements and optimized operational costs for organizations managing extensive storage infrastructures.
SATA 6Gbps Interface for Reliable Connectivity
The SATA 6Gbps interface integrated into the Ultrastar WUH721816ALE6L4 ensures reliable data transmission and broad compatibility across enterprise systems, servers, workstations, RAID controllers, and storage appliances. SATA technology remains widely adopted in enterprise and business storage deployments due to its dependable operation, cost-efficiency, and flexible implementation options.
The SATA-6GBPS interface provides sufficient bandwidth to support demanding data transfer operations, backup tasks, virtualization workloads, and high-capacity storage pools. Enterprises operating hybrid storage infrastructures frequently choose SATA enterprise drives because they deliver an effective balance between performance and affordability when compared to more expensive storage protocols.
Compatibility is another key benefit of the SATA interface. Organizations can integrate the Western Digital Ultrastar drive into existing infrastructures without requiring significant hardware modifications or specialized connectivity upgrades. This makes the drive suitable for expanding storage arrays, replacing aging enterprise drives, or deploying new storage servers within established IT ecosystems.
7200 RPM Rotational Speed and Performance Optimization
The 7.2K RPM spindle speed of the Ultrastar SATA hard drive contributes to stable and predictable performance across a variety of enterprise workloads. Rotational speed remains a critical factor in determining HDD responsiveness, data access latency, and sustained throughput performance.
With a 7200 RPM rotational mechanism, the drive is capable of delivering efficient read and write operations for large-scale sequential data processing tasks. This performance profile is especially beneficial for data backup operations, enterprise file servers, media streaming systems, and cold storage environments that prioritize high capacity and reliable throughput.
Many enterprise environments require continuous operation under heavy workload conditions. The Ultrastar 16TB drive is optimized for these scenarios through firmware enhancements and advanced caching technologies that maintain performance consistency even during intensive data access periods. Businesses operating virtual machines, enterprise databases, and distributed storage systems can rely on the drive for stable operational efficiency.
Enhanced Cache Architecture
The advanced cache architecture integrated into the drive improves temporary data handling and accelerates frequently accessed operations. Enterprise caching systems contribute to smoother performance during simultaneous read and write tasks, reducing delays and improving overall responsiveness within multi-user environments.
For organizations operating high-volume storage servers, efficient cache management helps minimize bottlenecks and maintain optimal data transfer consistency. This capability is especially important in environments where multiple applications access stored data concurrently.
Helium-Sealed Technology for Improved Efficiency
The Western Digital Ultrastar WUH721816ALE6L4 incorporates helium-sealed technology to improve internal drive efficiency and operational reliability. Helium is significantly less dense than air, which reduces internal turbulence and minimizes mechanical resistance within the drive enclosure.
This reduction in friction contributes to lower power consumption, reduced heat generation, and quieter operation compared to traditional air-filled hard drives. Data centers and enterprise environments benefit substantially from these efficiency improvements because lower thermal output supports better cooling optimization and reduced operational expenses.
Helium-sealed technology also enables higher platter density inside the drive enclosure, allowing Western Digital to achieve massive 16TB storage capacity while maintaining enterprise reliability standards. The improved aerodynamic environment supports smoother platter rotation and reduced mechanical wear over time.
Lower Power Consumption in Enterprise Deployments
Energy efficiency is a major consideration for organizations managing large-scale storage infrastructures. Enterprise data centers containing hundreds or thousands of hard drives require storage hardware capable of minimizing electricity usage while maintaining dependable performance.
The Ultrastar 16TB drive is designed with optimized power management technologies that help reduce operational costs without sacrificing enterprise-class functionality. Lower power requirements also contribute to improved sustainability initiatives within modern IT environments.
Enterprise Reliability and 24/7 Operation
Enterprise storage systems demand hardware engineered for continuous operation, and the Western Digital Ultrastar series is specifically developed to meet these expectations. The WUH721816ALE6L4 hard drive is built to withstand demanding workloads, extensive operational hours, and intensive data processing conditions.
Unlike consumer-grade hard drives, enterprise HDDs are validated for 24/7 operation within high-density storage environments. The Ultrastar series undergoes rigorous testing procedures to ensure durability, vibration resistance, and thermal stability across enterprise applications.
Organizations deploying the drive in mission-critical environments benefit from enhanced reliability metrics and workload ratings designed for enterprise usage patterns. This makes the drive highly suitable for cloud infrastructures, enterprise backup systems, virtualization platforms, surveillance archives, and large-scale RAID arrays.
Rotational Vibration Safeguards
High-density storage systems frequently expose hard drives to rotational vibration generated by adjacent drives and server components. The Ultrastar enterprise HDD includes advanced rotational vibration protection technologies that help maintain performance stability and data integrity in multi-drive environments.
These safeguards reduce the likelihood of performance degradation caused by mechanical interference, enabling the drive to operate consistently in storage enclosures populated with numerous enterprise drives.
Thermal Stability and Environmental Resilience
Enterprise storage hardware must remain operational across varying thermal conditions and prolonged workloads. The Ultrastar 16TB hard drive is engineered to maintain stable performance even in demanding data center environments with elevated operational intensity.
Improved thermal management reduces the risk of overheating and helps preserve component longevity. This contributes to increased reliability, minimized downtime, and better long-term operational efficiency for enterprise storage infrastructures.
Enterprise NAS and RAID Arrays
Network-attached storage systems and RAID arrays depend heavily on reliable enterprise drives capable of continuous operation and consistent performance. The Ultra star 16TB HDD supports RAID deployments by offering dependable throughput, vibration resistance, and long-term durability.
Organizations deploying enterprise NAS solutions for centralized file sharing, departmental storage, or collaborative workflows can benefit from the drive’s high-capacity design and enterprise workload optimization.
Video Surveillance Storage
Modern surveillance systems generate enormous quantities of high-definition and ultra-high-definition video data. The 16TB capacity of the Ultra star enterprise hard drive allows surveillance infrastructures to retain footage for extended durations without requiring frequent storage expansion.
The drive’s reliability and 24/7 operational capability make it suitable for continuous video recording environments where consistent write performance and data retention are essential.
Scalability Advantages in Modern Data Centers
Scalability remains a primary concern for organizations managing rapidly growing data environments. The Ultra star 16TB enterprise HDD allows businesses to expand storage capacity efficiently without dramatically increasing physical infrastructure requirements.
High-capacity enterprise drives reduce the number of storage devices needed to achieve target capacity levels, which simplifies hardware management and improves storage density within server racks. This efficiency is particularly beneficial in hyperscale data centers where rack space optimization directly impacts operational costs.
By deploying fewer high-capacity drives, organizations can streamline maintenance procedures, improve cable management, and reduce infrastructure complexity. These advantages contribute to more efficient long-term storage planning and infrastructure scalability.
Compatibility with Enterprise Systems
The Western Digital WUH721816ALE6L4 Ultra star hard drive is designed for broad compatibility across enterprise servers, storage arrays, NAS systems, and data center infrastructures. Its standard SATA interface simplifies deployment within existing environments while maintaining enterprise-grade reliability and functionality.
IT administrators can integrate the drive into storage clusters, backup servers, virtualization platforms, and hybrid cloud infrastructures without requiring specialized connectivity hardware. This flexibility makes the drive suitable for a wide range of enterprise deployment scenarios.
RAID Controller Integration
RAID-based storage configurations rely heavily on drive compatibility and performance consistency. The Ultra star enterprise HDD is optimized for integration with enterprise RAID controllers, enabling stable operation within mirrored, striped, and parity-based storage architectures.
Reliable RAID compatibility helps organizations maintain data redundancy, improve storage resilience, and support business continuity objectives across enterprise environments.
Western Digital Ultra star Series Enterprise Innovation
The Ultra star product family represents Western Digital’s commitment to enterprise storage innovation and reliability. These drives are engineered to address the increasing complexity of modern data infrastructures while supporting large-scale operational requirements.
Advanced engineering technologies, helium-sealed architecture, enterprise firmware optimization, and durability-focused design principles distinguish the Ultra star series as a preferred storage solution for professional environments.
Organizations seeking scalable, reliable, and high-capacity enterprise storage continue to adopt Ultra star hard drives for applications involving cloud computing, virtualization, analytics, archival systems, and enterprise backup operations.
