HDD Toshiba 1.8 TB 2.5 inch SAS AL15SEB18EQ

The Toshiba AL15SEB18EQ is a 2.5" enterprise-class SAS hard drive offering 1.8 TB capacity, 10,500 RPM rotational speed and a 128 MB buffer. Designed for mission-critical IT environments, this 12.0 Gbit/s SAS drive supports high-duty cycle workloads such as database servers and hybrid storage platforms while providing enterprise reliability and data protection features.

Advantages

The AL15SEB18EQ delivers high performance through its 10,500 RPM spindle speed and SAS 12.0 Gbit/s interface, while a 128 MB cache helps sustain throughput for mixed and random workloads. Toshiba Persistent Write Cache reduces the risk of data loss during unexpected power failures. Available sector options and enterprise-grade MTBF ensure compatibility and long-term reliability in demanding server and storage deployments.

Suitable for

• Database servers and OLTP systems
• Hybrid storage arrays and SAN/NAS infrastructures
• High-duty cycle enterprise applications
• Servers requiring compact 2.5" form factor and SAS connectivity

Key specifications

• Capacity: 1.8 TB (1800 GB)
• Form factor: 2.5"
• Interface: 12.0 Gbit/s SAS
• Rotational speed: 10,500 RPM
• Cache: 128 MB
• MTBF: 2,000,000 hours
• Weight: 0.23 kg
• Model/MPN: AL15SEB18EQ

How to use

Install the AL15SEB18EQ into a compatible 2.5" drive bay with a SAS 12.0 Gbit/s host adapter. Configure the drive within your server or storage array according to the system vendor's instructions, selecting the appropriate sector mode (512n, 512e or 4Kn) supported by the operating system and application. For RAID deployments, use the array controller's recommended settings and perform full initialization and health checks after installation.

Recommendations

Use this drive in enterprise systems with supported firmware and controllers; ensure regular firmware updates, proper cooling, and monitoring to maintain performance and reliability. Choose the sector format (512n/512e/4Kn) that matches your OS and application requirements.