400-ATJU

400-ATJU – Dell 2TB 7,200 RPM SAS 12Gb/s 512n Hot-Pluggable 2.5-Inch Hard Drive with Tray

The Dell 400-ATJU 2TB SAS Hard Drive is a high-capacity enterprise storage solution designed for Dell PowerEdge servers and modern data center environments. Featuring a SAS 12Gb/s interface, 7,200 RPM spindle speed, 512n (512-byte native) sector format, hot-pluggable functionality, and an included Dell tray, this drive delivers reliable performance, scalability, and enterprise-grade durability for business-critical storage applications.

With a storage capacity of 2TB, the drive is ideal for file servers, backup and recovery systems, virtualization environments, cloud infrastructure, archival storage, and general-purpose enterprise workloads. The SAS 12Gb/s interface provides high-bandwidth connectivity and dependable enterprise-class performance, while the 7.2K RPM spindle speed offers an excellent balance between capacity, reliability, and operational efficiency.

The 512n sector format ensures broad compatibility with enterprise operating systems, RAID controllers, and storage infrastructures. The included Dell tray simplifies installation and deployment in compatible Dell servers. Its compact 2.5-inch Small Form Factor (SFF) design enables high-density storage configurations, while the hot-pluggable capability allows administrators to replace or upgrade drives without system downtime.

Model Type

Internal Enterprise HDD — 2.5″ SAS (12Gb/s, 7.2K RPM, 512n, Hot-Pluggable, with Tray)

Category

Storage — Enterprise SAS Hard Disk Drive (HDD)

Key Features
2TB Capacity — High-capacity storage for enterprise data growth
7,200 RPM Spindle Speed — Reliable performance for business workloads
SAS 12Gb/s Interface — High-speed enterprise connectivity
512n Sector Format — Broad compatibility with enterprise systems
Hot-Pluggable Design — Enables maintenance and upgrades without downtime
Dell Tray Included — Simplifies installation and deployment
2.5-Inch SFF Form Factor — Optimized for high-density server environments
Enterprise-Class Reliability — Designed for continuous 24/7 operation
RAID Compatible — Suitable for storage and redundancy configurations
Technical Specifications
Specification Details
Model 400-ATJU
Capacity 2TB
Drive Type Internal HDD
Interface SAS 12Gb/s
Sector Format 512n (512-byte Native)
Spindle Speed 7,200 RPM
Form Factor 2.5″ SFF
Hot-Pluggable Yes
Tray Included Yes
Data Transfer Rate Up to 1.2 GB/s
Workload Type Enterprise / Capacity-Optimized Storage
Compatibility Dell PowerEdge Servers & Storage Arrays
Lead Time 4–6 Business Days
Typical Use Cases
File and application servers
Backup and disaster recovery systems
Virtualization environments
Cloud and private cloud infrastructure
Archival and long-term data storage
RAID storage arrays
Data center deployments
General-purpose enterprise workloads