IBM 1746T4D Dual Controller Enclosure Storage System 2U
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Why 1746T4D IBM System Storage Ds3524 Expr Ess New is the best?

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Part Number#: 1746T4D
List Price was: $182.21
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Short Description:
1746T4D IBM System Storage Ds3524 Expr Ess DC Dual Controller Storage System. New Factory Sealed.

Interface Types of This Product: Storage System 2U

Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days
We are giving specifications below, why one should consider procuring IBM 2U Storage System Enclosure features, a general overview, description, performance specification, relevant images, a competitive price infographic, and technical information about the 1746T4D model with compatibility.

Performance and Scalability

The 1746T4D IBM System Storage DS3524 Express Storage System is a mid-range, high-performance storage system designed for small and medium-sized businesses. It features dual controllers for redundancy and high availability, as well as a wide range of connectivity options.

In terms of performance, the DS3524 can support up to 96 disk drives and deliver up to 8 Gbps of throughput using Fibre Channel or iSCSI connectivity. The system also supports SAS connectivity, which can provide even higher levels of performance. Additionally, the DS3524 supports a range of RAID levels, including RAID 0, 1, 5, 6, and 10, to provide data protection and performance optimization.

When it comes to scalability, the DS3524 can be expanded with up to four expansion enclosures, which can support up to 192 drives. This allows businesses to easily scale their storage capacity as their needs grow. The system also supports a range of software features, such as Thin Provisioning, that can help businesses optimize their storage utilization and reduce costs.

Data Protection and Disaster Recovery Using

The IBM System Storage Ds3524 Expr Ess DC Dual Controller Storage System is a high-performance, reliable, and scalable storage system that is designed to meet the demanding data protection and disaster recovery needs of today's businesses.

Data Protection:

The Ds3524 Expr Ess DC Dual Controller Storage System comes with a range of advanced data protection features that help to ensure the safety and security of your data. These include:

  • RAID support: The system supports a range of RAID levels, including RAID 0, 1, 5, 6, 10, 50, and 60. This means that your data is protected from disk failures and other types of hardware failures.
  • Hot-swappable components: The system is designed to support hot-swappable components, such as hard drives, power supplies, and fans. This means that you can replace faulty components without taking the system offline, ensuring that your data is always available.
  • Online firmware upgrades: The system allows you to upgrade its firmware online, without the need to take the system offline. This ensures that your data is always protected and available, even during firmware upgrades.
  • Automated data backup: The system comes with automated data backup features that allow you to schedule backups of your data to an external device, such as a tape drive or a remote storage system.

Disaster Recovery:

The Ds3524 Expr Ess DC Dual Controller Storage System also comes with a range of features that help to ensure the continuity of your business operations in the event of a disaster. These include:

  • Remote replication: The system supports remote replication, which allows you to replicate your data to a remote location, such as a data center or a cloud-based storage system. This ensures that your data is always available, even in the event of a disaster at your primary location.
  • Snapshots: The system supports snapshot features, which allow you to take point-in-time copies of your data. These snapshots can be used to quickly recover data in the event of a disaster.
  • Redundant components: The system is designed to support redundant components, such as power supplies and fans. This ensures that the system continues to operate even if one or more components fail.
  • Multi-pathing: The system supports multi-pathing, which allows you to connect to the system through multiple paths. This ensures that your data is always available, even if one path fails.

Deployment and Configuration

The deployment and configuration of the 1746T4D IBM System Storage Ds3524 Expr Ess DC Dual Controller Storage System involves several steps, as follows:

  • Determine the Storage System Requirements: The first step is to determine the storage system requirements, such as capacity, performance, and availability. This information is crucial to ensure that the storage system meets the business needs.
  • Install the Hardware: After determining the requirements, the next step is to install the storage system hardware. This involves mounting the storage system on a rack, connecting the power supply, and installing the disk drives.
  • Configure the Storage System: Once the hardware is installed, the storage system needs to be configured. This involves setting up the RAID levels, creating volumes, and assigning host access.
  • Configure the Hosts: After configuring the storage system, the next step is to configure the hosts that will access the storage system. This involves installing the necessary device drivers and configuring the host operating system.
  • Test the Storage System: Once the storage system and hosts are configured, the next step is to test the system to ensure that it is functioning correctly. This involves running various tests, such as performance tests and data integrity tests.
  • Monitor and Manage the Storage System: After testing the storage system, the final step is to monitor and manage the system. This involves monitoring the system performance, configuring alerts, and updating the firmware and software as necessary.

General Information:

  • Device Type: Hard Drive Array
  • Enclosure Type: Rack-Mountable - 2U


  • Installed Devices / Modules Qty: 0
  • Supported Devices / Modules Qty: 24
  • Supported Drives: SAS-2


  • Max Supported Capacity: 14.4 TB
  • Hdd Array External Interface: SAS 6GB/S

Storage Controllers:

  • Type: 2 X Raid
  • Cache / Buffer Size: ( Max )1 GB
  • Raid Level: Raid 0, Raid 1, Raid 3, Raid 5, Raid 6, Raid 10

Hard Drive:

  • Type: Hdd - Hot-Swap
  • Capacity: 0

Expansion / Connectivity

  • Expansion Bays: 24 (Total) / 24 (Free) - 2.5 Sff - Hot-Swap
  • Interfaces: 4 X SAS 6GB/S ( Input ) - 26 Pin 4x Shielded Mini Multilane Sas (Sff-8088) 2 X Sas 6gb/S ( Output ) - 26 Pin 4x Shielded Mini Multilane Sas (Sff-8088) 4 X Ethernet ( Management )


  • Power Device: 2 X Internal Power Supply - Hot-Plug
  • Max Supported Qty: 2
  • Power Redundancy: Yes
  • Power Redundancy Scheme: 1+1
  • Voltage Required: Dc -48 V
  • Power Provided: 330 Watt


  • Width: 17.7 In
  • Depth: 19.2 In
  • Height: 3.5 In

Storage System

Are you running a large IT business center or handling the server room? You must be familiar with the hard drive malfunction or might have been a victim of data loss. Losing personal and essential data might be problematic for larger organizations and business companies as well.

But worry not! The Array Accessories will guard your system against damage and malfunctioning. One of the most essential and beneficial array accessories is the hard drive enclosure, which ensures a safe storage system and makes the duplication of drives easier.

So, if you are looking for efficient performance, easy replacement, duplication of drives, or safety? A hard drive array will serve as a beacon of hope for you.

A combination of an external array of hard drives and SSD storage brings a system of Redundant Array of Independent Disks (RAID) enclosure which is not just a primary solution to the data storage system but to achieve higher performance out of your rig.

The RAID Enclosure is better at the performance:

The RAID Arrays are better at speeds, performance, and security! There are plenty of RAID arrays having diverse RAID levels. The first one corresponds to the RAID 0 enclosure serves best when it comes to partitioning files and organizing data files. The enclosure works best with multiple drives to save space.

When it comes to multiple disks instead of a single drive, the RAID array enclosure will combine all the read and write speeds. The data redundancy will be improved much utilizing the RAID 0 along with the suitable backup.

Improved Speed and Better Redundancy:

The RAID arrays or a hard drive array have multiple other raid levels, including the RAID 5 and 6. These levels have improved speed and performance to give the hand-in experience to the tech-savvies.

Apart from the performance, significant protection from data loss is the ultimate feature of RAID 5 and 6. Also, the multiple disk drives ensure higher redundancy and better read and write performance.

Why Buy From ALLHDD?

Unlike other platforms, ALLHDD brings a vast range of products in the networking and server category. Thus, fulfilling the needs of tech-savvies, ALLHDD has covered the range of storage systems and hard drive arrays, including the 2U, Blade Center, SAS, SATA, and 5U, so check out these categories, and you will find the best option for your needs.


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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.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

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Shipping Options and Estimated Delivery Time

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UPS 3 Day Select®
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UPS Next Day Air® First Overnight - Early A.M
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UPS® First Overnight - Saturday
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FedEx Shipping Options:

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Worldwide Shipping Options:

UPS®/FedEx® International Economy

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UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

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