Toshiba MK1229GSG 1.8-Inch Micro SATA Hard Disk Drive

The Toshiba MK1229GSG 1.8-Inch Micro SATA Hard Disk Drive is a 120 GB micro‑SATA HDD built for compact and embedded storage in industrial, commercial, and mobile computing environments. This 1.8-inch form factor drive uses a Micro SATA (SATA) interface with 1.5/3.0 Gbps speeds, 5400 RPM rotation, and an 8 MB cache across a single platter and two heads, housed in a 54.0 × 78.5 × 8.0 mm package weighing about 60 g and powered by 3.3 VDC. Applications include embedded computing, industrial PCs, portable computing systems, POS terminals, medical devices, and other OEM equipment where OS, applications, and data require reliable storage in space‑constrained systems; it is also commonly used in embedded controllers, portable diagnostic equipment, industrial automation controllers, data logging, and legacy notebook computers. Common replacements include Toshiba MK1629GSG (160 GB) and MK2529GSG (250 GB) Micro SATA drives, and the THNSNC128GMLJ 128 GB Micro SATA solid state drive. Maintenance teams, OEMs, and system integrators rely on this drive for storage replacement, legacy system repairs, embedded computer upgrades, and ongoing maintenance of industrial computing platforms.