Dell

Dell 400-ATJM 1.2TB 10K SAS HDD: 2.5in Hot-Plug

2.5in25IN35IN

Reliable Storage: Dell 1.2TB 10K RPM SAS Hard Drive Ensure your critical data is stored securely and accessed quickly with this Dell 1.2TB SAS hard drive. Designed for enterprise environments, this drive offers high performance and reliability. Specifications: Brand: Dell Model: 400-A...

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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Reliable Storage: Dell 1.2TB 10K RPM SAS Hard Drive

Ensure your critical data is stored securely and accessed quickly with this Dell 1.2TB SAS hard drive. Designed for enterprise environments, this drive offers high performance and reliability.

Specifications:

  • Brand: Dell
  • Model: 400-ATJM
  • Capacity: 1.2TB
  • RPM: 10K RPM
  • Interface: SAS
  • SAS Speed: 12GBPS
  • Sector Size: 512N
  • Form Factor: 2.5IN
  • Carrier: 3.5IN HYB CARR (Hybrid Carrier)
  • Type: Internal Hard Drive

Key Features

Dell 12TB 10K RPM SAS 12GBPS 512N 25IN HOTPLUG 35IN HYB CARR 400ATJM Components Internal Hard Drives

Specifications

Brand
Dell
Model
400-ATJM
Storage Capacity
1.2TB
Rotational Speed
10K RPM
Interface
SAS 12GBPS
Form Factor
2.5in Hot-Plug
Carrier Type
3.5in Hybrid Carr
Sector Size
512N

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Pros & Cons

👍 Pros

  • Offers a substantial 1.2TB storage capacity, providing ample space for data, applications, and operating systems
  • Features a fast 10K RPM rotational speed, which translates to quicker data access and improved system responsiveness
  • Utilizes a SAS 12GBPS interface, delivering high-speed data transfer rates for demanding enterprise environments
  • Designed with a 2.5-inch hot-plug form factor, allowing for easy installation and replacement without system downtime
  • Includes a 3.5-inch hybrid carrier, providing flexibility for installation into both 2.5-inch and 3.5-inch drive bays

👎 Cons

  • The 1.2TB capacity, while significant, is smaller than some higher-capacity drives available for data centers
  • As a hard disk drive (HDD), its performance will be slower than solid-state drives (SSDs) for boot times and application loading
  • The 10K RPM SAS interface is typically more expensive per gigabyte than SATA HDDs or consumer SSDs
  • This drive is designed for Dell systems, potentially limiting optimal functionality or warranty support with non-Dell hardware
  • Specifics on cache size or power consumption are not provided, which could be relevant for server environments

Frequently Asked Questions

The Dell 400-ATJM hard drive offers a storage capacity of 1.2TB, suitable for various data storage needs.
This hard drive operates at a 10K RPM rotational speed, which contributes to faster data access times compared to slower RPM drives.
While it's a Dell component, it is designed for Dell systems, and compatibility with non-Dell server systems should be verified by the user's system specifications.
The Dell 400-ATJM utilizes a SAS 12GBPS interface, providing high-speed data transfer capabilities for demanding applications.
Yes, this hard drive comes with a 3.5-inch hybrid carrier, allowing it to be installed into both 2.5-inch and 3.5-inch drive bays.