400-ATJH

400-ATJH – Dell 1TB 7,200 RPM SAS 6Gb/s 512n Hot-Pluggable 2.5-Inch Hard Drive

The Dell 400-ATJH 1TB SAS Hard Drive is a dependable enterprise storage solution designed for Dell PowerEdge servers and business-critical data center environments. Featuring a SAS 6Gb/s interface, 7,200 RPM spindle speed, 512n (512-byte native) sector format, and hot-pluggable capability, this drive delivers reliable performance, broad compatibility, and enterprise-grade durability for everyday storage workloads.

With a storage capacity of 1TB, the drive is ideal for file servers, backup and recovery systems, virtualization environments, cloud infrastructure, and general-purpose enterprise applications. The SAS 6Gb/s interface provides stable enterprise-class connectivity and improved reliability compared to consumer-grade storage solutions, while the 7.2K RPM spindle speed offers an excellent balance of capacity and performance.

The 512n sector format ensures compatibility with modern operating systems, RAID controllers, and enterprise storage environments. Its compact 2.5-inch Small Form Factor (SFF) design enables high-density server deployments, while the hot-pluggable feature allows administrators to replace or upgrade drives without shutting down the server, minimizing downtime and improving operational efficiency.

Model Type

Internal Enterprise HDD — 2.5″ SAS (6Gb/s, 7.2K RPM, 512n, Hot-Pluggable)

Category

Storage — Enterprise SAS Hard Disk Drive (HDD)

Key Features
1TB Capacity — Reliable enterprise storage for growing data requirements
7,200 RPM Spindle Speed — Efficient performance for business applications
SAS 6Gb/s Interface — Enterprise-grade connectivity and reliability
512n Sector Format — Broad compatibility with enterprise systems
Hot-Pluggable Design — Enables drive replacement without server downtime
2.5-Inch SFF Form Factor — Optimized for high-density server deployments
Enterprise-Class Reliability — Built for continuous 24/7 operation
RAID Compatible — Suitable for performance and redundancy configurations
Cost-Effective Enterprise Storage — Balances capacity, reliability, and efficiency
Technical Specifications
Specification Details
Model 400-ATJH
Capacity 1TB
Drive Type Internal HDD
Interface SAS 6Gb/s
Sector Format 512n (512-byte Native)
Spindle Speed 7,200 RPM
Form Factor 2.5″ SFF
Hot-Pluggable Yes
Data Transfer Rate Up to 600 MB/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
RAID storage arrays
Business data repositories
Data center storage deployments
General-purpose enterprise workloads