Dell 400-AHLO 2TB 7200 RPM SAS 12Gb/s 128MB cache 512e hot-pluggable 2.5-inch hard drive with tray delivers reliable, high-capacity enterprise storage for Dell PowerEdge servers, storage arrays, and

400-AHLO – Dell 2TB 7200 RPM SAS 12Gb/s 128MB Cache 512e Hot-Pluggable 2.5-Inch Hard Drive with Tray

The Dell 400-AHLO 2TB SAS Hard Drive is a high-capacity enterprise storage solution engineered for Dell PowerEdge servers and modern data center environments. Featuring a 7,200 RPM spindle speed, SAS 12Gb/s interface, 128MB cache, and 512e sector format, this drive delivers reliable performance, efficient data access, and enterprise-grade dependability for business-critical workloads.

Built in a compact 2.5-inch Small Form Factor (SFF), the drive is optimized for high-density server deployments, enabling organizations to maximize storage capacity while maintaining operational efficiency. The 128MB cache enhances read and write performance, while the 512e sector format ensures compatibility with a wide range of enterprise operating systems and storage infrastructures.

Its hot-pluggable design allows administrators to replace or upgrade drives without shutting down the server, minimizing downtime and supporting continuous operations. Supplied with a Dell-compatible drive tray, the unit is ready for quick and seamless installation into supported Dell PowerEdge servers and storage arrays.

The Dell 400-AHLO hard drive is ideal for virtualization platforms, backup and recovery systems, enterprise storage arrays, cloud infrastructure, file servers, and other capacity-focused applications.

Model Type

Internal Enterprise HDD — 2.5″ SAS (12Gb/s, 7.2K RPM, 128MB Cache, 512e, Hot-Pluggable) with Tray

Category

Storage — Enterprise SAS Hard Disk Drive (HDD)

Key Features
2TB Storage Capacity — High-capacity storage for enterprise applications and growing data needs
7,200 RPM Spindle Speed — Reliable performance for capacity-oriented workloads
SAS 12Gb/s Interface — High-speed enterprise connectivity and throughput
128MB Cache Memory — Improved data transfer efficiency and responsiveness
512e Sector Format — Broad compatibility with enterprise systems and applications
Hot-Pluggable Design — Replace or upgrade drives without server downtime
2.5-Inch SFF Form Factor — Optimized for high-density storage deployments
Includes Dell Drive Tray — Ready for installation in compatible systems
Enterprise-Class Reliability — Designed for continuous 24/7 operation
Technical Specifications
Specification Details
Model 400-AHLO
Capacity 2TB
Drive Type Internal HDD
Interface SAS 12Gb/s
Cache 128MB
Sector Format 512e
Spindle Speed 7,200 RPM
Form Factor 2.5″
Hot-Pluggable Yes
Included Accessory Dell Drive Tray
Workload Type Enterprise Capacity Storage
Compatibility Dell PowerEdge Servers & Storage Arrays
Lead Time 4–6 Business Days
Typical Use Cases
Enterprise file servers
Virtualization environments
Backup and disaster recovery systems
Cloud storage infrastructure
Enterprise storage arrays
Data archiving and retention
Capacity-focused data center deployments