Toshiba

Toshiba AL14SEB120N 1.2TB 10K SAS Enterprise HDD

Toshiba AL14SEB120N delivers 1.2TB of 10K RPM enterprise storage with a 12 Gb/s SAS interface for demanding server workloads.

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Overview

High-Performance Storage for Enterprise Servers

The Toshiba AL14SEB120N is a 1.2TB, 2.5-inch enterprise-class HDD designed for demanding server environments. With a 10K RPM spindle speed and a 12 Gb/s SAS interface, it delivers exceptional performance and reliability for Dell, HP, Lenovo, and Supermicro servers.

  • Capacity: 1.2TB
  • Form Factor: 2.5 Inch
  • Interface: SAS 12 Gb/s
  • Spindle Speed: 10,000 RPM
  • Buffer Size: 128MB
  • Sector Size: 512n

Pros & Cons

👍 Pros

  • 10,000 RPM spindle speed delivers fast random I/O for transactional and database workloads
  • 12 Gb/s SAS interface provides high throughput and full-duplex communication for enterprise environments
  • 128MB buffer helps smooth out write bursts and improves sustained performance
  • 512n sector format ensures backward compatibility with legacy systems and applications

👎 Cons

  • 1.2TB capacity is modest compared to higher-density 7,200 RPM or SSD enterprise options
  • Mechanical drive generates more heat and noise than enterprise SSDs in dense server configurations
  • SAS interface requires a SAS controller or backplane, limiting use in consumer or desktop systems
  • Higher power consumption than SSD alternatives increases operating costs at scale

Frequently Asked Questions

This drive is compatible with enterprise servers from Dell, HP, Lenovo, and Supermicro that support 2.5-inch SAS drives with a 12 Gb/s interface.
The higher spindle speed reduces rotational latency, resulting in faster random read/write performance — critical for transactional databases and high-IOPS server workloads.
512n (512 native) means the drive uses traditional 512-byte sectors, ensuring compatibility with older operating systems and applications that don't support Advanced Format (4Kn) drives.
No, the AL14SEB120N is a bare drive. You'll need a compatible server drive caddy or tray for your specific server chassis.