9W5WV Dell 1TB 7.2K RPM SAS 6Gbps 2.5 Inch Hot-Plug HDD

Overview of DELL 1TB 7200RPM SAS 6Gbps Hard Drive

The DELL 1TB 7200RPM SAS hard drive is designed to deliver reliable, high-speed storage for enterprise-grade PowerVault and PowerEdge servers. With a 2.5-inch form factor and hot-plug capability, this hard drive ensures seamless integration and maximum uptime for critical applications.

General Information

• Brand: Dell
• Model Number: 9W5WV
• Device Type: Internal Hard Disk Drive with Tray

Technical Specifications

• Total Capacity: 1TB
• Rotational Speed: 7200 RPM
• Cache Memory: 64MB Buffer
• Average Seek Time: 7.5 / 8.5 ms
• Connectivity: 1 x SAS 6Gbps Port
• Installation: Hot-Plug / Hot-Swap
• Drive Size: 2.5 InchAdvanced Connectivity & Expansion

Compatible Servers

• PowerEdge Rack Servers: R320, R410, R420, R510, R610, R620, R710, R720, R810, R820, R830, R910, R920
• PowerEdge Tower Servers: T310, T320, T410, T420, T610, T620, T710
• PowerVault Storage Arrays: MD1220

The Dell 9W5WV 2.5 Inch SAS 6Gbps Server Hard Disk Drive 

The Dell 9W5WV 1TB 7.2K RPM SAS 6Gbps 2.5 Inch Hot-Plug Hard Disk Drive with Tray for Server belongs to a specialized category of enterprise-grade internal storage solutions designed to meet the operational, reliability, and scalability demands of modern data centers. This category focuses on small form factor Serial Attached SCSI hard drives that balance performance, capacity, and durability for mission-critical server environments. These drives are engineered to operate continuously under sustained workloads while delivering consistent throughput, predictable latency, and enterprise-level data integrity.

1TB Capacity HDD

The 1TB storage capacity positions this category of drives as a versatile solution for organizations that require a balance between storage density and cost efficiency. In enterprise deployments, 1TB SAS hard drives are frequently used in RAID arrays to support operating systems, application data, and frequently accessed files. The Dell 9W5WV exemplifies this role by delivering sufficient capacity for mid-range workloads while maintaining the performance characteristics expected from a 7,200 RPM enterprise drive.This capacity tier is particularly effective in scale-out server environments where multiple drives are aggregated to create larger logical volumes. By deploying several 1TB drives within a RAID configuration, organizations can achieve both redundancy and performance optimization while maintaining manageable rebuild times in the event of a drive replacement.

Serial Attached SCSI Technology

The category of SAS-based server hard disk drives is built upon the Serial Attached SCSI protocol, a technology developed to provide higher reliability, superior error handling, and improved scalability compared to consumer-oriented interfaces. SAS drives like the Dell 9W5WV are engineered for enterprise backplanes and RAID controllers, ensuring seamless integration with advanced storage architectures. The 6Gbps SAS interface delivers consistent data transfer performance while supporting dual-port connectivity, which enhances redundancy and fault tolerance in multi-path environments.

Advantages of SAS over SATA in Server 

Within the broader category of server hard drives, SAS-based solutions are often preferred over SATA alternatives due to their enhanced command queuing, superior error correction, and higher endurance ratings. The Dell 9W5WV aligns with these expectations by offering enterprise firmware that supports advanced diagnostics, predictive failure analysis, and tighter integration with server management tools. These features contribute to reduced downtime and improved operational efficiency across the storage infrastructure.

Optimized Balance of Capacity and Performance

The Dell 9W5WV hard disk drive reflects the category’s emphasis on balanced performance, ensuring that capacity does not come at the expense of responsiveness. With a 7,200 RPM spindle speed, the drive provides reliable access times suitable for transactional workloads and multi-user applications. This balance makes it an ideal candidate for environments that require dependable performance without the premium cost associated with higher RPM enterprise drives.

7.2K RPM Spindle Speed Performance

Spindle speed remains a key performance indicator in mechanical hard disk drives, and the 7,200 RPM specification defines this category as a dependable mid-tier performance solution. The Dell 9W5WV operates within this range to provide a balance between throughput, power efficiency, and thermal management. This spindle speed is well-suited for applications that demand steady performance rather than extreme low-latency access.

Energy Efficiency and Thermal Stability

Another defining characteristic of this category is its emphasis on energy-efficient operation. The Dell 9W5WV is engineered to minimize power consumption while maintaining reliable performance, which is essential for reducing operational costs in large-scale data centers. Lower power draw also translates into reduced heat generation, contributing to improved airflow and cooling efficiency within server enclosures.

2.5 Inch Small Form Factor

The 2.5 inch form factor defines a key aspect of this storage category, enabling higher drive density within compact server chassis. Compared to larger 3.5 inch drives, 2.5 inch SAS hard disks like the Dell 9W5WV allow data centers to maximize storage capacity per rack unit while improving airflow and reducing physical footprint.This form factor is particularly advantageous in blade servers, converged systems, and high-density rack servers where space efficiency is paramount. The Dell 9W5WV integrates seamlessly into these environments, supporting scalable storage architectures that can adapt to evolving business requirements.

Hot-Plug Capability

Hot-plug functionality is a defining feature of this server hard drive category, enabling administrators to replace or add drives without powering down the system. The Dell 9W5WV supports hot-plug operation, ensuring uninterrupted service availability in environments where downtime is not acceptable.This capability is essential for maintaining high availability in enterprise infrastructures, particularly in RAID-configured systems where failed drives must be replaced quickly to restore redundancy. The Dell 9W5WV’s hot-plug design allows for seamless integration into live systems, reducing maintenance windows and improving overall operational efficiency.

Improved Serviceability and Reduced Downtime

Hot-plug drives simplify maintenance procedures by allowing technicians to perform replacements without disrupting active workloads. This feature is especially valuable in large data centers where system uptime directly impacts business continuity. The Dell 9W5WV supports this category’s focus on serviceability by integrating with server management tools that provide real-time status monitoring and alerts.Reduced downtime not only enhances user experience but also contributes to lower operational risk. By enabling rapid drive replacement, this category of storage solution supports proactive maintenance strategies that minimize the impact of hardware failures.

Integrated Tray for Seamless Server Compatibility

The inclusion of a compatible drive tray is a critical aspect of this category, ensuring precise fitment and secure installation within supported server models. The Dell 9W5WV is supplied with a tray designed to align with enterprise server backplanes, facilitating straightforward installation and optimal electrical connectivity.Drive trays play a crucial role in maintaining proper alignment, vibration dampening, and thermal conduction. The integrated tray associated with this category ensures that the hard disk drive operates within designed tolerances, contributing to consistent performance and reliability.