The Toshiba MK1252GSX is a 2.5-inch SATA hard disk drive with 120GB capacity, designed for portable and external storage applications. Featuring a 5400 RPM spindle speed and 8MB cache, it delivers sustained transfer rates up to 150 MB/s over SATA II (3 Gb/s) interface, making it suitable for external enclosures, portable backup devices, and legacy mobile workstations. The compact 2.5-inch form factor supports integration into external drive bays and USB-powered enclosures. This drive is compatible with standard SATA host adapters and external dock solutions from the mid-2000s through early 2010s era.
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