Western Digital HUS724020ALS640 2TB 7.2K RPM Hard Drive SAS Refurbished

In the ever-evolving landscape of data storage, Western Digital has been a stalwart innovator, consistently pushing the boundaries of technology to meet the escalating demands of storage solutions. Among its impressive array of offerings, the Western Digital HUS724020ALS640 Ultrastar 7K4000 stands out as a powerhouse, boasting a capacity of 2 terabytes (TB), a rapid rotational speed of 7200 revolutions per minute (RPM), and the efficiency of Serial-Attached SCSI (SAS) technology. In this comprehensive review, we will delve into the various facets of this high-performance hard drive, exploring its features, specifications, and the practical benefits it brings to users.

At the core of the Western Digital HUS724020ALS640 lies an impressive storage capacity of 2 terabytes (TB). This substantial space is well-suited for a wide range of applications, from business data storage to multimedia content creation. Whether you are a professional in need of extensive storage for large datasets or a content creator working with high-definition videos and images, this hard drive provides a capacious solution to accommodate your needs.

The Ultrastar 7K4000 operates at a swift rotational speed of 7200 RPM. This high RPM contributes to faster data access and retrieval, making it ideal for scenarios where quick access to information is crucial. Applications such as database management, content streaming, and virtualization benefit significantly from the rapid data transfer rates facilitated by the 7200 RPM speed.

One of the defining features of the HUS724020ALS640 is its utilization of Serial-Attached SCSI (SAS) technology. SAS represents a significant advancement in data transfer protocols, offering advantages in terms of speed, reliability, and scalability. The SAS interface ensures a seamless connection between the hard drive and the host system, making it a preferred choice for enterprise-level environments where performance and data integrity are paramount.

In the realm of data storage, speed is often a decisive factor. The HUS724020ALS640 excels in this aspect with its Gigabits Per Second (6GBPS) transfer speed. This ensures swift data transmission between the hard drive and the connected system, reducing latency and enhancing overall system performance. Whether you are engaged in data-intensive tasks or running multiple applications simultaneously, the 6GBPS transfer speed contributes to a smoother and more responsive computing experience.

To further augment its performance, the Ultrastar 7K4000 features a generous 64MB buffer. The buffer serves as a temporary storage area for frequently accessed data, reducing the time it takes for the system to retrieve information. This additional cache size is particularly beneficial in scenarios where data access patterns are dynamic and require quick responses, such as in multitasking environments or applications that involve real-time data processing.

The physical form factor of a hard drive is a critical consideration, especially when it comes to compatibility with existing systems and enclosures. The HUS724020ALS640 adopts the 3.5-inch large form factor, a standard size for many desktop and enterprise-level storage solutions. This ensures that the hard drive can be seamlessly integrated into a variety of systems without requiring additional adapters or modifications.

Designed with enterprise-class performance in mind, the Western Digital Ultrastar 7K4000 delivers the and speed required for demanding computing environments. Its combination of high capacity, fast rotational speed, and SAS connectivity makes it well-suited for applications such as data centers, servers, and other enterprise-level storage systems.

The SAS interface not only enhances speed but also contributes to data integrity. The Ultrastar 7K4000 employs advanced error recovery mechanisms, ensuring that data remains accurate and uncorrupted. This is particularly crucial in environments where data integrity is non-negotiable, such as financial institutions, healthcare facilities, and scientific research labs.

The HUS724020ALS640 is built for non-stop, 24/7 operation. This reliability is paramount for scenarios where downtime is not an option. Whether used in servers that support critical business operations or in surveillance systems that require continuous recording, the hard drive's robust construction and design cater to the demands of uninterrupted performance.

Ensuring compatibility with a wide range of systems, the Ultrastar 7K4000 offers a plug-and-play experience. This means that users can seamlessly integrate the hard drive into their systems without the need for complex configurations or driver. This simplicity is advantageous for both IT professionals managing large-scale deployments and individual users looking for a hassle-free storage upgrade.

For users leveraging RAID (Redundant Array of Independent Disks) configurations for enhanced performance, data protection, or both, the HUS724020ALS640 is a compatible and reliable choice. Its SAS interface is well-suited for RAID setups, and its enterprise-class features align with the demands of RAID environments. Whether configured in RAID 0 for increased speed or RAID 1 for data redundancy, this hard drive adapts to diverse storage needs.

The Ultrastar 7K4000 incorporates Advanced Format Technology, optimizing data storage by utilizing larger sector sizes. This not only enhances storage efficiency but also contributes to improved error correction capabilities. Advanced Format is designed to accommodate the increasing demands of modern data storage, making the hard drive a future-proof choice for evolving storage requirements.

To ensure optimal read and write performance, the HUS724020ALS640 features Dynamic Fly Height (DFH) technology. DFH dynamically adjusts the height of the read and write heads above the spinning disk, compensating for changes in environmental conditions. This results in improved data accuracy and reliability, especially in scenarios where the hard drive is subjected to varying temperatures and humidity levels.

Western Digital places a strong emphasis on energy efficiency, and the Ultrastar 7K4000 reflects this commitment. The hard drive is designed to operate with reduced power consumption without compromising performance. This energy-efficient design not only contributes to cost savings but also aligns with environmentally conscious practices, making it an appealing choice for organizations aiming to reduce their carbon footprint.

The HUS724020ALS640 Ultrastar 7K4000 has a storage capacity of 2 terabytes (TB), which is equivalent to 2000 gigabytes (GB). It operates at 7200 rotations per minute (RPM), which means it can transfer data quickly. The hard drive uses a Serial Attached SCSI (SAS) interface, which enables high-speed data transfer of up to 6 gigabits per second (Gbps). It also has a 64 megabyte (MB) buffer, which helps to improve its performance.

The Western Digital HUS724020ALS640 Ultrastar 7K4000 hard drive is designed for reliability and performance. It features a dual-stage actuator, which helps to improve its positional accuracy and reduce the chances of data loss. It also has a ramp load/unload technology, which helps to protect the hard drive's recording surface and ensures long-term reliability.

The hard drive's construction is also designed to ensure its reliability. It features a sturdy aluminum base casting, which helps to protect the hard drive from shock and vibration. The drive's head and disk assembly is also designed to reduce the chances of head crashes, which can cause data loss.

One of the primary features of the Western Digital HUS724020ALS640 Ultrastar 7K4000 hard drive is its reliability. It is designed to operate reliably in high-performance computing applications, such as data centers and servers. The hard drive's design and construction help to protect it from shock and vibration, which can cause data loss. The ramp load/unload technology also ensures that the hard drive's recording surface is protected, which helps to ensure long-term reliability.

• Manufacturer: Western Digital
• Part Number or SKU# HUS724020ALS640
• Product Type: Hard Disk Drive (HDD)
• HDD-Type: SAS-6GBPS
• Product Line : Ultrastar
• Product Series : 7K4000

• Storage Capacity : 2 TB
• Interface : SAS-6GBITS
• Drive Dimensions : 3.5 Inch
• Areal Density (Maximum) : 475 GBITS/SQ. In.
• Load/Unload Cycles (At 40° C) : 600000
• Mtbf : 2 Million Hours

Finally, the Western Digital HUS724020ALS640 Ultrastar 7K4000 2TB SAS hard drive stands as a testament to Western Digital's commitment to delivering high-performance, reliable, and scalable storage solutions. With its impressive capacity, rapid rotational speed, SAS connectivity, and a host of advanced features, this hard drive caters to the diverse