400-ATIR

400-ATIR – Dell 900GB 15,000 RPM SAS 12Gb/s 512n Hot-Pluggable 2.5-Inch Hard Drive

The Dell 400-ATIR 900GB SAS Hard Drive is a high-performance enterprise storage solution engineered for Dell PowerEdge servers and mission-critical data center environments. Featuring an ultra-fast 15,000 RPM spindle speed, SAS 12Gb/s interface, 512n (512-byte native) sector format, and hot-pluggable capability, this drive delivers exceptional performance, low latency, and enterprise-grade reliability for the most demanding workloads.

With a storage capacity of 900GB, the drive offers an ideal balance of speed and capacity, making it perfect for enterprise databases, online transaction processing (OLTP), virtualization platforms, ERP systems, financial applications, and high-performance RAID arrays. The 15K RPM spindle speed ensures rapid access to critical data, while the SAS 12Gb/s interface provides high-bandwidth connectivity and dependable enterprise-class performance.

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

Model Type

Internal Enterprise HDD — 2.5″ SAS (12Gb/s, 15K RPM, 512n, Hot-Pluggable)

Category

Storage — Enterprise SAS Hard Disk Drive (HDD)

Key Features
900GB Capacity — High-capacity enterprise storage with exceptional performance
15,000 RPM Spindle Speed — Ultra-fast access times and reduced latency
SAS 12Gb/s Interface — High-performance enterprise connectivity
512n Sector Format — Broad compatibility with enterprise systems
Hot-Pluggable Design — Enables maintenance and upgrades without downtime
2.5-Inch SFF Form Factor — Optimized for high-density server deployments
Enterprise-Class Reliability — Designed for continuous 24/7 operation
High IOPS Performance — Ideal for transaction-intensive workloads
RAID Optimized — Suitable for performance and redundancy configurations
Technical Specifications
Specification Details
Model 400-ATIR
Capacity 900GB
Drive Type Internal HDD
Interface SAS 12Gb/s
Sector Format 512n (512-byte Native)
Spindle Speed 15,000 RPM
Form Factor 2.5″ SFF
Hot-Pluggable Yes
Data Transfer Rate Up to 1.2 GB/s
Workload Type Enterprise / High-Performance Storage
Compatibility Dell PowerEdge Servers & Storage Arrays
Lead Time 4–6 Business Days
Typical Use Cases
Enterprise database systems
Online transaction processing (OLTP)
Financial and banking applications
Virtualization environments
ERP and CRM platforms
High-performance RAID arrays
Mission-critical enterprise workloads
Data center storage infrastructures