Dell 400-20255 500GB 7200RPM Near Line SAS 6Gb/s 3.5-inch hot-swappable hard drive with 16MB cache provides reliable enterprise storage for Dell PowerEdge and PowerVault servers.

Dell 400-20255 500GB 7200RPM 6Gb/s Near Line 3.5-Inch Hot-Swappable Hard Drive

The Dell 400-20255 500GB Near Line Hard Drive is a dependable enterprise storage solution designed for Dell PowerEdge and PowerVault servers. Featuring a 7200 RPM spindle speed and SAS 6Gb/s interface, this drive delivers stable performance, reliable data access, and cost-effective storage capacity for business-critical environments.

Equipped with a 16MB cache, the drive enhances read/write efficiency and improves overall system responsiveness for daily enterprise workloads. Its 3.5-inch Large Form Factor (LFF) design makes it suitable for server and storage environments requiring scalable and reliable data storage solutions.

The hot-swappable functionality allows administrators to replace or install drives without shutting down the system, minimizing operational downtime and simplifying maintenance. Built for continuous enterprise operation, the Dell 400-20255 hard drive offers durability and dependable performance for backup, archiving, and general server applications.

Model Type

Internal Near Line Enterprise HDD — 3.5″ SAS (6Gb/s, 7200 RPM, Hot-Swappable)

Category

Storage — Enterprise Near Line Hard Disk Drive (HDD)

Key Features
500GB Capacity — Reliable storage for enterprise applications
7200 RPM Speed — Stable and efficient performance
SAS 6Gb/s Interface — Enterprise-grade data connectivity
16MB Cache — Improved read/write operations
3.5-Inch LFF Design — Ideal for server and storage systems
Hot-Swappable Support — Replace drives without system downtime
Near Line Enterprise Storage — Optimized for backup and bulk storage
24/7 Reliability — Designed for continuous enterprise workloads
Technical Specifications
Specification Details
Model 400-20255
Capacity 500GB
Drive Type Internal Near Line HDD
Interface SAS 6Gb/s
Spindle Speed 7200 RPM
Cache 16MB
Form Factor 3.5″
Workload Type Near Line / Enterprise Storage
Compatibility Dell PowerEdge & PowerVault Servers
Lead Time 4–6 Business Days
Typical Use Cases
Enterprise backup storage
File and print servers
Near line data storage
RAID storage arrays
Data archiving solutions
General-purpose server environments