Dell J778Y 12TB 7.2K RPM SAS 12GBPS 256MB 512E LFF Hard Drive

Product Summary

The Dell J778Y is an exceptional high-capacity hard disk drive engineered specifically for Dell PowerEdge servers and PowerVault storage solutions. With an impressive storage capacity of 12TB, this hard drive offers substantial space for your essential data and applications.

Key Features

• Massive Storage Capacity: 12TB of space for critical data.
• High Rotational Speed: 7200 RPM ensures swift data retrieval and enhances application performance.
• Advanced Interface: SAS 12Gbps interface for rapid data transfer.
• Generous Buffer: 256MB cache for improved performance.
• Robust Security: Self-encrypting technology certified with TCG FIPS 140-2 standards.
• Hot-Plug Support: Facilitates maintenance and replacement without server downtime.
• Energy Efficient: Designed on a helium platform for better performance and reduced energy consumption.

Technical Specifications

General Information

• Manufacturer: Dell
• Model Number: J778Y
• Part Number: 400-AXLI
• Type: Hard Disk Drive with Tray

Performance Metrics

• Storage Capacity: 12TB
• Form Factor: 3.5 inches
• Cache Size: 256MB
• Sector Size: 512e
• Rotational Speed: 7200 RPM
• Average Latency: 4.16 ms
• Sustained Transfer Rates:
  • Read: 243 Mbps
  • Write: 255 Mbps
• Seek Times:
  • Read: 8.0 ms (typical)
  • Write: 8.6 ms (typical)

Connectivity Options

• Interfaces: 1 x SAS 12Gb/s
• Compatible Bays: 1 x Hot-swap - 3.5 inches

Compatible Systems

• BSN Recorder Node
• PowerEdge C6420
• PowerEdge R240
• PowerEdge R250
• PowerEdge R340
• PowerEdge R350
• PowerEdge R440
• PowerEdge R450
• PowerEdge R540
• PowerEdge R550
• PowerEdge R640
• PowerEdge R6415
• PowerEdge R650
• PowerEdge R650xs
• PowerEdge R6515
• PowerEdge R6525
• PowerEdge R740
• PowerEdge R740xd
• PowerEdge R740xd2
• PowerEdge R7415
• PowerEdge R7425
• PowerEdge R750
• PowerEdge R750xs
• PowerEdge R7515
• PowerEdge R7525
• PowerEdge T350
• PowerEdge T550
• PowerVault Nx440

Capacity

The Dell J778Y Hard Drive boasts an impressive capacity of 12TB. This massive storage space allows users to store a vast amount of data, making it ideal for businesses and individuals who require extensive storage capabilities.

Increased Storage Efficiency

The 12TB capacity of the Dell J778Y Hard Drive ensures that users can store a large volume of data in a single device. This eliminates the need for multiple drives and simplifies the storage process. With this high capacity, users can store all their important files, documents, photos, and videos in one place, making it easier to access and manage their data.

Reduced Clutter and Improved Organization

By consolidating data into a single 12TB hard drive, users can minimize clutter and improve organization. Instead of having multiple smaller drives scattered around, they can centralize their data storage and keep their workspace neat and tidy. This not only saves physical space but also streamlines the data management process.

Effortless Expansion

The 12TB capacity of this hard drive also allows for future expansion. As storage needs grow over time, users can simply add more data to the existing drive instead of investing in additional hardware. This scalability makes the Dell J778Y Hard Drive a cost-effective choice for businesses that anticipate increasing storage requirements.

Speed

The Dell J778Y Hard Drive operates at a speed of 7.2K RPM (rotations per minute). This speed is crucial for achieving optimal performance and ensuring fast data access and transfer rates.

Rapid Data Access

The 7.2K RPM speed of the Dell J778Y Hard Drive enables quick access to stored data. Whether it's retrieving large files or running demanding applications, users can expect minimal lag time and a seamless user experience. This is particularly advantageous in scenarios where time-sensitive operations or real-time data processing are critical.

Enhanced Work Efficiency

With faster data access and transfer rates, users can complete tasks more efficiently. Whether it's loading applications, running software, or transferring large files, the 7.2K RPM speed ensures that operations are completed swiftly. This helps businesses and individuals save valuable time and enhances overall productivity.

Smooth Multimedia Playback

The high speed of the Dell J778Y Hard Drive also facilitates smooth multimedia playback. Users can enjoy uninterrupted streaming, high-quality video playback, and seamless gaming experiences. The 7.2K RPM speed ensures that data is read and processed quickly, minimizing buffering and latency issues.

Interface

The Dell J778Y Hard Drive features a SAS 12GBPS interface, which offers a reliable and high-performance connection between the hard drive and the host device.

Robust Data Transfer

The SAS 12GBPS interface provides a fast and reliable data transfer connection. It offers significantly higher transfer rates compared to traditional interfaces, enabling users to move large files quickly and efficiently. This is especially beneficial for tasks that involve frequent data transfers, such as backups, file synchronization, and media editing.

Improved Scalability

The SAS 12GBPS interface supports daisy-chaining multiple devices without compromising performance. This scalability allows users to connect multiple hard drives or other SAS-compatible devices to a single host device, expanding their storage capabilities without sacrificing speed or reliability.

Stable Connection

The SAS 12GBPS interface ensures a stable and secure connection between the hard drive and the host device. This reduces the risk of data corruption or loss due to connectivity issues. Users can rely on the stability of this interface for uninterrupted data access and transfer, even during demanding operations.

Cache

The Dell J778Y Hard Drive is equipped with a 256MB cache, providing a temporary storage space for frequently accessed data. This cache improves overall system performance and enhances the user experience.

Faster Data Retrieval

The 256MB cache allows the hard drive to store frequently accessed data, reducing the time required to retrieve information. By keeping frequently used data readily available, users can experience faster load times for applications, shorter boot-up times, and quicker file access. This significantly improves overall system responsiveness.

Efficient Data Handling

The cache acts as a buffer between the hard drive and the host device, optimizing data handling. It helps to smooth out data transfers, ensuring a steady flow of information between the hard drive and other components. This results in more efficient data processing and minimizes delays or bottlenecks that can occur during high-demand tasks.

Enhanced Multi-Tasking

The 256MB cache enables the hard drive to handle multiple tasks simultaneously without compromising performance. Users can run resource-intensive applications, perform complex calculations, and multitask with ease. The cache ensures that data is readily available, allowing for seamless switching between tasks and reducing lag or slowdowns.

Form Factor

The Dell J778Y Hard Drive features a Large Form Factor (LFF) design, providing a physically larger drive enclosure that offers various advantages over smaller form factors.

Increased Storage Density

The LFF design allows for higher storage density compared to smaller form factors. With more physical space within the drive enclosure, manufacturers can fit larger capacity drives without sacrificing other essential components. This translates into more storage capacity options for users who require extensive storage capabilities.

Better Cooling and Heat Dissipation

The larger form factor of the Dell J778Y Hard Drive allows for better cooling and heat dissipation. The additional space inside the enclosure facilitates improved airflow, which helps to keep the drive and other components at optimal temperatures. This reduces the risk of overheating and extends the lifespan of the hard drive, ensuring long-term reliability.

Easier Installation and Maintenance

The LFF design simplifies the installation and maintenance process. The larger size of the drive enclosure provides more room for cable management and makes it easier to connect and disconnect cables. Additionally, the increased physical space makes it simpler to access and replace components, minimizing downtime during maintenance or upgrades.

Sector Size

The Dell J778Y Hard Drive utilizes a 512E sector size, which offers several benefits in terms of data storage efficiency and compatibility.

Improved Storage Efficiency

The 512E sector size allows for improved storage efficiency by optimizing the allocation of data on the hard drive. This sector size strikes a balance between legacy 512-byte sectors and more modern 4KB sectors. It ensures that data is stored in a manner that maximizes space utilization while remaining compatible with both older and newer systems.

Enhanced Performance

The 512E sector size improves overall performance by reducing overhead and improving read and write speeds. This sector size aligns well with modern operating systems and file systems, resulting in faster data transfers and reduced latency. Users can experience improved system responsiveness and enjoy quicker access to their stored data.

Compatibility with Legacy Systems

The 512E sector size ensures compatibility with legacy systems that rely on traditional 512-byte sectors. This ensures seamless integration into existing environments without requiring significant changes or updates to hardware or software. Users can easily upgrade their storage capacity without worrying about compatibility issues with older systems or applications.

Included Accessories

The Dell J778Y Hard Drive comes with a tray, which is an essential accessory that offers convenience and ease of use for users.

Effortless Installation

The included tray simplifies the installation process. Users can easily mount the hard drive onto the tray and securely attach it to their system. This eliminates the need for additional tools or accessories and ensures a hassle-free installation experience.

Secure Storage Solution

The tray provides a secure storage solution for the Dell J778Y Hard Drive. It ensures that the hard drive remains firmly in place, minimizing the risk of accidental disconnection or damage during operation. The tray also helps to protect the hard drive from external factors such as dust, debris, and vibrations, ensuring the longevity of the device.

Convenient Hot-Swapping

The tray enables hot-swapping functionality, allowing users to replace or upgrade hard drives without shutting down their system. This feature is particularly useful for businesses or individuals who require uninterrupted operation or need to regularly swap out drives for maintenance or data management purposes. The included tray makes the process quick and simple, minimizing downtime.