400-ATJX

400-ATJX – Dell 2TB 7,200 RPM SAS 12Gb/s 512n Hot-Pluggable 3.5-Inch Hard Drive

he Dell 400-ATJX 2TB SAS Hard Drive is a dependable, high-capacity enterprise storage solution designed for Dell PowerEdge servers and demanding data center environments. Featuring a SAS 12Gb/s interface, 7,200 RPM spindle speed, 512n (512-byte native) sector format, and hot-pluggable capability, 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 platforms, cloud infrastructure, archival storage, and general-purpose enterprise workloads. The SAS 12Gb/s interface provides high-speed enterprise connectivity and dependable performance, while the 7.2K RPM spindle speed offers an excellent balance of storage capacity, reliability, and operational efficiency.

The 512n sector format ensures broad compatibility with enterprise operating systems, RAID controllers, and storage infrastructures. Its 3.5-inch Large Form Factor (LFF) design provides increased storage density and cost-effective capacity expansion. The hot-pluggable feature allows administrators to replace or upgrade drives without shutting down the server, minimizing downtime and maximizing system availability.

Model Type

Internal Enterprise HDD — 3.5″ SAS (12Gb/s, 7.2K RPM, 512n, Hot-Pluggable)

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
3.5-Inch LFF Form Factor — Optimized for higher-capacity storage deployments
Enterprise-Class Reliability — Designed for continuous 24/7 operation
RAID Compatible — Suitable for redundancy and storage optimization
Scalable Storage Solution — Supports growing enterprise requirements
Technical Specifications
Specification Details
Model 400-ATJX
Capacity 2TB
Drive Type Internal HDD
Interface SAS 12Gb/s
Sector Format 512n (512-byte Native)
Spindle Speed 7,200 RPM
Form Factor 3.5″ LFF
Hot-Pluggable 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 retention
RAID storage arrays
Data center deployments
General-purpose enterprise workloads