Hitachi A7K2000 2TB 3.5 Inch SATA II Hard Drive. With this 2 terabyte hard drive your computer will be able to store all of you files! This Ultrastar SATA 3Gbps HDD is compatible with 3.5" drive bays. With a 7200RPM spin speed, this HGST 3.5 inch Hard Disk Drive has large storage and fast read and write times. Hitachi 2tb hgst ultrastar a7k2000 certified refurbished.