Dell 400-BPBH 22TB Hard Disk
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Dell 400-BPBH SAS 12Gbps 22TB 7200RPM HDD 512e 3.5inch New

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Part Number#: 400-BPBH
List Price was: $3484.85
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Short Description:
400-BPBH Dell Serial-Attached SCSI (SAS) 12 Gigabytes Per Second (GBPS) 22 Terabytes (TB) 7200 Revolutions Per Minute (RPM) Hard Disk Drive 512 Megabytes (MB) Buffer 512e 3.5inch Hot Plug With Tray For Poweredge Server | Made By Dell | Brand New 2 Years Warranty
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

400-BPBH Dell SAS 12GBPS Hard Disk Drive: An Overview

When diving into the world of data storage, understanding the different components and specifications of devices can be a bit daunting. One such device that might come up is the "400-BPBH Dell Serial-Attached SCSI (SAS) 12 Gigabytes Per Second (GBPS) 22 Terabytes (TB) 7200 Revolutions Per Minute (RPM) Hard Disk Drive 512 Megabytes (MB) Buffer 512e 3.5inch Hot Plug With Tray For Poweredge Server." Let's break this down piece by piece.

Hard Disk Drive (HDD)

A Hard Disk Drive, commonly referred to as HDD, is a primary storage device used in computers and servers to store data. It uses magnetism to store data on a rotating platter. The faster this platter spins, the quicker an HDD can perform.

Serial-Attached SCSI (SAS)

SAS stands for Serial-Attached Small Computer System Interface. It's a method used for transmitting data between a computer and its storage devices. SAS has been the standard for enterprise data storage because of its speed and reliability. It's particularly suited for situations where large amounts of data need to be moved quickly and without errors.

The Importance of 12 Gigabytes Per Second (GBPS)

The 12GBPS in our device name refers to the speed at which data can be transferred. In other words, this HDD can move data at a speed of 12 Gigabytes every second, which is quite impressive. Such a speed ensures that data can be accessed and transferred rapidly, which is crucial for many business operations and high-performance tasks.

Understanding the 22 Terabytes (TB) Storage

22TB refers to the total storage capacity of this HDD. A Terabyte is a massive amount of data. To put it into perspective, 1 TB can store around 200,000 songs or about 250 movies. With 22TB, businesses can store substantial amounts of data, making this HDD suitable for large enterprises or data-intensive tasks.

Why 7200 Revolutions Per Minute (RPM) Matters

The 7200 RPM is an indicator of how fast the internal disks inside the HDD spin. A higher RPM generally means faster data access times. 7200 RPM is considered a standard speed for many enterprise HDDs, providing a good balance between performance and reliability.

The Role of the 512 Megabytes (MB) Buffer

A buffer in an HDD is like a temporary storage space or cache. Before data gets written to the disk or read from it, it often goes to the buffer first. This 512MB buffer ensures that the HDD can handle large amounts of data smoothly and efficiently without any performance hitches.

The 3.5inch Size and Hot Plug Feature

This HDD is a 3.5-inch drive, which is a common size for many desktop HDDs. The size refers to the width of the HDD. The "Hot Plug" feature means that this HDD can be plugged in or removed while the system is still running, without the need to shut down. This is especially useful in enterprise environments where downtime can be costly.

Why it Comes With a Tray for Poweredge Server

Lastly, this HDD comes with a tray designed specifically for Dell's PowerEdge servers. This ensures easy and secure installation into the server rack, facilitating better airflow and efficient cooling.

In Summary, the "400-BPBH Dell Serial-Attached SCSI (SAS) 12 Gigabytes Per Second (GBPS) 22 Terabytes (TB) 7200 Revolutions Per Minute (RPM) Hard Disk Drive 512 Megabytes (MB) Buffer 512e 3.5inch Hot Plug With Tray For Poweredge Server" is a powerful, high-capacity storage solution designed with enterprise needs in mind. With its high-speed data transfer, ample storage space, efficient buffer, and compatibility features, it's a reliable choice for businesses looking to optimize their data storage and retrieval processes.

General Information

  • Manufacturer: Dell
  • Part Number or SKU# 400-BPBH
  • Product Type: SAS 12Gbps 22TB 7.2rpm
  • Product Name: Hard Disk Drive

Key Features

  • Drive Dimensions: 3.5 Inch
  • MTBF: 2.5 Million Hours
  • Features: Advanced Format 512e

Drive Performance

  • Interface Transfer Rate: 1200 Mbps
  • Sustained Transfer Rate: 291/277 Mbps
  • Random Read 4KB QD: 210 IOPS
  • Random Write 4KB QD: 565/565 IOPS
  • Random 50/50 Read/Write 4KB QD: 214 IOPS
  • Average Latency: 4.16 ms
  • Buffer: 512 MB
  • Rotational Speed: 7200 RPM


  • PowerEdge R240
  • PowerEdge R250
  • PowerEdge R340
  • PowerEdge R350
  • PowerEdge R440
  • PowerEdge R450
  • PowerEdge R540
  • PowerEdge R550
  • PowerEdge R640
  • PowerEdge R650
  • PowerEdge R650XS
  • PowerEdge R6515
  • PowerEdge R6525
  • PowerEdge R660
  • PowerEdge R740
  • PowerEdge R740xd
  • PowerEdge R740xd2
  • PowerEdge R750
  • PowerEdge R750XS
  • PowerEdge R7515
  • PowerEdge R7525
  • PowerEdge R760
  • PowerEdge T350
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days


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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.

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(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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