Dell 400-ALCJ 6TB-7200RPM Hard Disk Drive SAS-12GBPS
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400-ALCJ Dell 6TB SAS 12GBPS 7.2K RPM Poweredge and New

Availability: In Stock
Part Number#: 400-ALCJ
List Price was: $465.70
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New Sealed

Short Description:
400-ALCJ 6 Terabytes (TB) 7200 Revolutions Per Minute (RPM) Serial-Attached SCSI (SAS) 12 Gigabytes Per Second (GBPS) 2.5Inch Large Form Factor (LFF) with tray for server Hard Disk Drive | Made by Dell | Brand New
Product Condition:
New Sealed
Warranty provided by ALLHDD.COM:
90 Days

Capacity and Performance

The 400-ALCJ Dell 6TB SAS 12GBPS 7.2K RPM Poweredge and Powervault LFF Hard Drive has a storage capacity of 6 terabytes (TB). This means that it can store up to 6,000 gigabytes (GB) of data. With this capacity, the drive can store a large amount of data, making it an ideal solution for businesses that require high-capacity storage for large amounts of data such as video and audio files, images, backups and more.

In terms of performance, the drive features a SAS 12 Gbps interface, which provides faster data transfer speeds compared to SAS 6 Gbps or SAS 3 Gbps drives. With a SAS 12 Gbps interface, the drive can transfer data at a rate of up to 12 gigabytes per second (GBps), which is more than enough for most enterprise use cases. Additionally, the drive is designed for use in data centers and other enterprise environments where data is accessed less frequently than in a typical desktop or laptop computer, so it is optimized for nearline workloads.

The drive also features a large buffer size, which is the amount of memory on the drive that is used to temporarily store data before it is written to the platters. A larger buffer size can improve performance by allowing the drive to write data faster.

Rotational Speed and Latency

Rotational speed, also known as spindle speed, refers to the number of revolutions per minute (RPM) that a hard disk drive's platters make. The platters are the circular disks inside a hard drive where data is stored. The faster the platters spin, the faster data can be accessed.

The 400-ALCJ Dell 6TB SAS 12GBPS 7.2K RPM Poweredge and Powervault LFF Hard Drive has a rotational speed of 7.2K RPM, which is considered a "nearline" speed. This means that the drive is designed for use in data centers and other enterprise environments where data is accessed less frequently than in a typical desktop or laptop computer. 7.2K RPM drives are generally slower than 10K and 15K RPM drives, but they offer a better balance between performance and energy efficiency.

Latency, on the other hand, is the amount of time it takes for the drive's read/write head to reach the data on the platters after a read/write request is made. Latency is measured in milliseconds (ms) and is affected by the rotational speed of the drive. A drive with a faster rotational speed will have lower latency and therefore faster data access times.

The faster the rotational speed and the lower the latency of a hard drive, the better the performance of the drive. In the case of the Dell 6TB SAS 12GBPS 7.2K RPM Poweredge and Powervault LFF Hard Drive, the 7.2K RPM speed results in slightly slower data access times compared to 10K or 15K RPM drives, but it is still considered to be fast enough for most enterprise use cases.

Large Form Factor and Compatibility

The 400-ALCJ Dell 6TB SAS 12GBPS 7.2K RPM Poweredge and Powervault LFF (Large Form Factor) Hard Drive features a large form factor, which means that it is physically larger than other form factors such as SFF (Small Form Factor) and 2.5-inch drives. LFF drives are typically 3.5 inches in size and are used in servers and storage arrays that have more space for larger drives.

The benefits of using a LFF drive include:

  • Increased storage capacity: LFF drives have a larger physical size, which allows for more platters and increased storage capacity. This makes them an ideal solution for businesses that require a high-capacity storage solution.
  • Improved performance: LFF drives typically have a higher rotational speed and a larger buffer size, which can result in improved performance.
  • Better cooling: LFF drives have more surface area which allows for better cooling, reducing the risk of overheating and improving the overall reliability of the drive.
  • Cost-effective: LFF drives tend to be less expensive per GB of storage than smaller form factor drives, making them a cost-effective solution for high-capacity storage needs.

The Dell 6TB SAS 12GBPS 7.2K RPM Poweredge and Powervault LFF Hard Drive is compatible with Dell's PowerEdge and PowerVault servers, which are designed for use in enterprise environments. This provides businesses with a reliable and high-performance storage solution that can be easily integrated into their existing infrastructure.

General Information

  • Manufacturer : Dell
  • MPN : 400-ALCJ
  • Type: Hard Disk Drive (HDD)
  • HDD Type: SAS-12GBPS
  • SKU : 400-ALCJ


  • Device Type : Hard Drive - Hot-Swap
  • Features : Advanced Format 512e
  • Form Factor : 3.5inch
  • Capacity : 6TB


  • Spindle Speed : 7200 RPM
  • Drive Transfer Rate : 1200 MBps (External)
  • Interfaces : 1 X Serial Attached Scsi - 12GBps
  • Compatible Bays : 1 X Hot-Swap - 3.5inch

Dimension and Weight

  • Width : 4 Inch
  • Depth : 5.8 Inch
  • Height : 1 Inch
  • Weight : 1.52 Lbs


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  • Poweredge R430
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  • Poweredge R530
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  • Poweredge R720
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  • Poweredge R730
  • Poweredge R730xd
  • Poweredge R910
  • Poweredge R920
  • Poweredge R930
  • Poweredge T310
  • Poweredge T320
  • Poweredge T410
  • Poweredge T420
  • Poweredge T430
  • Poweredge T610
  • Poweredge T620
  • Poweredge T630
  • Poweredge T710
  • Powervault Dl2200
  • Powervault Md1200
  • Powervault Md3060e
  • Powervault Md3200
  • Powervault Md3200i
  • Powervault Md3600f
  • Powervault Md3600i
  • Powervault Nx200
  • Powervault Nx300
  • Powervault Nx3000
  • Powervault Nx3100

The Serial Attached SCSI (SAS) hard drives have become increasingly popular for their increasing use in high-end workstations and servers. These drives are employed in consumer desktops and modern servers for their speed and reliability. Enterprises have made the SAS hard drives their de-facto standard. Now, the 12Gbps speed throws the usefulness of these drives up a notch.

Most professional hosting providers now use SAS 12Gbps hard drives for data production. These drives have proven useful in high input/output operations and critical website functions. Users trust these drives because there is no risk of data loss, corruption, or downtime.

Faster Throughput

SAS 12Gbps drives read, write, and process data within split seconds. The latest 12Gbps disks use the latest RAID hardware technology to offer faster data transfer and recovery rates. They are perfect for sequential data, high workloads, and random IOPS alike.

This function allows them to be best suited for servers that have 100 percent duty cycles. They do not only work with desktops and PCs, but they can read/write data 24/7.

Higher Performance

SAS 12Gbps HDDs have received the utmost attention in the market as a result of their high performance. These performance benefits allow it to be useful for a wide variety of applications. For instance, a SAS 12Gbps connection can support up to four wide lanes per connection.

Connecting JBOD with these SAS drives can support up to 1200MB/s. These high-performance drives do not only help handle large workloads; they also offer cost-effective expansion to an already robust system.

Also, each 12Gbps high-performance SAS drive can offer users a rotational speed of up to 15000 rpm.

They provide a great bandwidth enough to perform efficiently. The robust performance of SAS 12Gbps drives clearly a worthy investment for improved performance of servers and desktops. They provide very large amounts of storage options and are a cost-effective choice for users.

Utmost Flexibility

Flexibility is one of the best benefits of SAS 12Gbps drives. These drives have configured flexibility, which allows them to work perfectly with several devices without modification or changes. Many of them feature a Universal Serial controller for seamless system support.

SAS 12Gbps hard drives can also be partitioned into a storage pool and assigned to servers for work-intensive applications. They are a perfect fit for server systems, including reservation systems, medical imaging, and more!

Only this range of SAS hard drives can provide users with the best worlds of flexibility. This way, allows them to support use with other drives.

Increased Availability

12Gbps SAS-based storage systems have the benefit of dual-port capability. This allows them to provide a redundant path to the drives in case of controller failover. These drives also operate on separate point-to-point connections. That way, it is rare for drive connection loss to affect them.

SAS 12Gbps HDDs are built to handle the rigours of heavy workloads and enterprise use. They also safeguard data integrity, thanks to their ability to comprehensively verify data and correct errors.

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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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Important notes:

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Individual product warranty mentioned on each item product description page/detail page.

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