Hitachi - HGST 2TGB SATA II 7200RPM Drives PN: HUA723020ALA641. Hitachi / HGST HUA723020ALA641. Model: HUA723020ALA641. Enterprise Grade Hard Drive! The HGST Ultrastar™ 7K3000 is the world’s first and only 7200 RPM hard drive rated at 2.0 million hours MTBF.
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