This listing is for a used Seagate Barracuda 7200.12 1TB 3.5" SATA Internal Desktop Hard Drive (HDD). The drive has been thoroughly tested and is in good working condition, ready for installation in your desktop PC, server, or NAS system. It features a 7200 RPM rotation speed and a standard SATA interface, making it a reliable choice for expanding your storage or replacing an existing drive. The model number is ST31000528AS, part of the Barracuda 7200.12 product line. Please refer to the images for physical condition and label details. 'Tested' is visibly marked on the drive, confirming its operational status.