HPE 655708-B21 is a 500GB Midline hard drive for compatible HPE server storage. Its 2.5-inch SFF form factor suits compact server drive bays, and the model is listed in HPE’s SmartDrive hot-plug drive group.
The drive uses a Serial ATA interface with a maximum transfer rate of 6Gb/s and a rotational speed of 7,200 rpm. It provides a straightforward way to add or replace storage in a system designed for this specific HPE drive and carrier type.