Dell 400-ALXX 400GB MLC SAS 12Gb/s mixed use 512n hot-pluggable 2.5-inch solid state drive delivers reliable enterprise flash storage performance for Dell PowerEdge servers with 4–6 business days

400-ALXX – Dell 400GB Multi-Level Cell SAS 12Gb/s Mixed Use 512n 2.5-Inch Hot-Pluggable Solid State Drive

The Dell 400-ALXX 400GB Mixed Use Solid State Drive (SSD) is a high-performance enterprise storage solution designed for Dell PowerEdge servers and mission-critical data center environments. Featuring a SAS 12Gb/s interface, Multi-Level Cell (MLC) NAND flash technology, and 512n (512-byte Native) sector format, this SSD delivers exceptional performance, low latency, and enhanced endurance for balanced read- and write-intensive workloads.

Built in a compact 2.5-inch small form factor (SFF), the drive supports high-density server deployments while providing significantly faster performance than traditional hard disk drives. Its hot-pluggable design enables seamless drive replacement and maintenance without requiring system downtime, helping maximize availability in enterprise environments.

The Mixed Use (MU) workload classification makes this SSD ideal for applications that require a balanced combination of read and write operations. The 512n sector format provides native sector compatibility for enterprise systems while maintaining optimal performance and reliability.

Model Type

Internal Enterprise SSD — 2.5″ SAS (12Gb/s, MLC NAND, Mixed Use, 512n, Hot-Pluggable)

Category

Storage — Enterprise Mixed Use Solid State Drive (SSD)

Key Features
400GB Storage Capacity — Enterprise-grade flash storage
MLC NAND Technology — Enhanced endurance and performance
Mixed Use Workload Rating — Optimized for balanced read/write operations
512n Sector Format — Native sector architecture for enterprise compatibility
SAS 12Gb/s Interface — High-speed enterprise connectivity
Hot-Pluggable Design — Replace drives without system downtime
2.5-Inch Small Form Factor — Supports dense server configurations
Enterprise-Class Reliability — Designed for continuous 24/7 operation
Technical Specifications
Specification Details
Model 400-ALXX
Capacity 400GB
Drive Type Solid State Drive (SSD)
Flash Type MLC NAND
Interface SAS 12Gb/s
Sector Format 512n
Workload Type Mixed Use (MU)
Form Factor 2.5″ SFF
Hot-Pluggable Yes
Compatibility Dell PowerEdge Servers & Storage Systems
Lead Time 4–6 Business Days
Typical Use Cases
Enterprise database servers
Virtualization environments
Transaction processing systems
Cloud infrastructure
Business-critical applications
High-performance storage arrays