Internal Hard Drive HPE 450 GB 2.5" SAS QR494A-RFB

The HPE 450 GB 2.5" SAS QR494A-RFB is an internal hard drive designed for enterprise server and storage environments. With a 450 GB capacity, 2.5-inch form factor and a spindle speed of 10,000 RPM, this HP Enterprise drive uses a Serial Attached SCSI (SAS) interface to provide consistent throughput and low-latency access to data. The drive is intended for use in HPE servers and storage systems where compatibility and predictable performance are required.

Advantages

The 2.5" SAS form factor and 10,000 RPM spindle speed deliver a balance of performance and density suitable for mixed workload environments. The 450 GB capacity provides a compact storage option for hot data tiers, while the SAS interface supports enterprise-class reliability and compatibility with HPE server controllers and storage arrays. The drive’s design emphasizes predictable response times and integration with HPE systems to simplify deployment and maintenance.

Suitable for

• Enterprise database servers requiring fast random I/O
• Virtualization hosts with mixed workload profiles
• HPE rack or blade servers and storage enclosures where SAS drives are supported
• High-availability applications needing durable, consistent storage

Key specifications

• Brand: HP Enterprise
• Model / MPN: QR494A-RFB
• EAN: 4948382929549
• Capacity: 450 GB
• Form factor: 2.5"
• Interface: SAS (Serial Attached SCSI)
• Spindle speed: 10,000 RPM
• Category: HDD

How to use

Install the drive into a supported HPE server or storage enclosure following the hardware vendor’s installation instructions. Use the correct SAS backplane or controller slot and secure the 2.5" drive in the tray or carrier provided by the chassis. After physical installation, verify that the server firmware and storage controller recognize the drive, then configure RAID or individual device settings via the server management interface or operating system utilities. Monitor drive health using HPE system management tools and standard S.M.A.R.T. reporting where supported.

Usage recommendations

For optimal results, pair the QR494A-RFB with compatible HPE controllers and validated firmware versions. Use it for primary or cache tiers where low-latency random access is necessary, and include it in RAID configurations to meet redundancy and performance objectives. Regularly monitor SMART indicators and HPE system logs to detect early signs of wear or failure.