400-BLNW Dell 4TB SATA 6GBPS 7.2K RPM Internal Server Hard Drive

Overview of Dell 400-BLNW 4TB 7200RPM SATA 6Gbps HDD

The DELL 400-BLNW 4TB 7200RPM SATA Hard Drive with Tray is a high-capacity, enterprise-class storage device designed specifically for Dell PowerEdge servers. Built for reliability, scalability, and consistent performance, this hot-plug hard drive delivers efficient data handling for demanding server environments such as virtualization, database management, and large-scale storage systems.

General Information

• Brand: DELL
• Part Number: 400-BLNW
• Product Type: Hard Drive

Technical Specifications

• Device Type: Hot-Swap Hard Drive
• Storage Capacity: 4TB
• Form Factor: 3.5 inch
• Spindle Speed: 7200 RPM
• Interface Type: SATA 6Gb/s (SATA III)
• External Transfer Rate: Up to 600 MB/s
• Connector: 1 x Serial ATA-600
• Compatible Bay: 1 x Hot-Swap 3.5-inch slot

Server Compatibility

Supported Dell PowerEdge Systems

• PowerEdge R730 / R730xd / R730xd XL
• PowerEdge R730, R530, R430, R330, R230
• PowerEdge T630, T430, T330, T130
• PowerEdge R230XL, R330XL
• PowerEdge C6320 / C6320p

The Dell 400-BLNW 4TB 7.2K SATA 6Gbps 3.5inch Hot Plug HDD

The Dell 400-BLNW 4TB 7.2K SATA 6Gbps 3.5-inch Hot Plug Hard Drive is engineered as a high-capacity enterprise storage solution designed for scalable server environments, data-intensive applications, and mission-critical workloads. Built with a focus on reliability, compatibility, and consistent performance, this hard drive is widely deployed in Dell PowerEdge servers and enterprise-grade storage arrays where data integrity and continuous availability are essential. Its combination of 4TB storage capacity, 7200 RPM spindle speed, SATA 6Gbps interface, and hot-plug capability makes it a balanced solution for organizations requiring both performance and affordability in large-scale storage deployments.

Enterprise-Class Storage Architecture

The Dell 400-BLNW is designed specifically for enterprise server environments rather than consumer desktops or personal computing systems. Its architecture is optimized for 24/7 operation, meaning it can withstand continuous read and write cycles typical in data centers, virtualization platforms, and cloud infrastructure. Unlike standard desktop drives, enterprise hard drives like this one are built with enhanced vibration tolerance, error recovery controls, and firmware tuning that prioritizes data consistency and uptime.

4TB Storage Capacity

With a storage capacity of 4TB, the Dell 400-BLNW provides ample space for structured and unstructured data storage. This capacity is particularly useful in environments such as enterprise file servers, backup systems, surveillance storage, and virtualization hosts where large volumes of data must be retained and accessed efficiently. The high-density platters inside the drive allow for efficient data distribution, ensuring stable performance even as storage utilization increases.

7200 RPM Rotational Speed Advantage

The 7.2K RPM rotational speed of the Dell 400-BLNW offers a balance between performance and energy efficiency. While not as fast as higher-end enterprise drives with 10K or 15K RPM, the 7200 RPM configuration provides stable throughput suitable for bulk storage applications, archival systems, and backup repositories. This rotational speed ensures consistent access times while maintaining lower heat output and power consumption compared to faster spindle speeds.

Data Transfer Stability

In enterprise environments, sustained performance is often more important than peak speed. The Dell 400-BLNW is optimized for consistent data transfer rates over long periods, making it suitable for continuous data ingestion, backup scheduling, and batch processing tasks. The SATA 6Gbps interface further enhances throughput capabilities, allowing the drive to fully utilize modern server bandwidth infrastructure.

SATA 6Gbps Interface

The SATA 6Gbps interface ensures compatibility with a wide range of modern Dell servers and storage controllers. This interface allows for fast and efficient communication between the drive and the host system, reducing bottlenecks and improving data flow efficiency. SATA remains one of the most widely adopted storage interfaces in enterprise environments due to its balance of performance, cost-effectiveness, and backward compatibility.

3.5-inch Form Factor

The 3.5-inch form factor of the Dell 400-BLNW makes it a standard choice for enterprise storage systems. This size allows for higher storage capacity compared to smaller form factors, making it ideal for applications where maximizing storage density is a priority. The inclusion of a hot-plug tray further enhances its usability by simplifying installation and maintenance.

Hot Plug Functionality

The hot plug capability of the Dell 400-BLNW allows administrators to insert or remove the drive without shutting down the system. This feature is essential in mission-critical environments where downtime is unacceptable. Servers can remain operational while faulty drives are replaced or storage capacity is expanded, ensuring uninterrupted service delivery.

Seamless Integration with Dell Server

The Dell 400-BLNW is specifically validated for use with Dell PowerEdge servers, ensuring compatibility at both hardware and firmware levels. This validation guarantees optimal performance, reduced configuration issues, and improved system stability. IT administrators benefit from simplified deployment processes and reduced troubleshooting requirements.

Backup and Archival Systems

Backup systems require storage devices that can handle large sequential writes and long-term data retention. The Dell 400-BLNW excels in these environments due to its stable performance characteristics and high storage density. It is frequently deployed in backup servers and archival storage systems where cost per terabyte is a critical consideration.

Durability and Build Quality

Enterprise hard drives are built to withstand rigorous operating conditions. The Dell 400-BLNW features a robust design that ensures durability under continuous usage. This includes resistance to vibrations and temperature variations, which are common in data center environments. The drive's construction ensures long-term reliability and consistent performance.