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WD40EFRX-68WT0N0 - Refurbished - WESTERN DIGITAL 4.0TB 5.4K RPM CLASS SATA 3.5 INCH LARGE FORM FACTOR LFF WD RED NASWARE 3.0 ADVANCED FORMAT AF 6GB/S SATA3 64MB CACHE HARD DRIVE ( 4000GB / 4TB )
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Western Digital ships 6TB WD Red NAS hard drive and all-new WD Red Pro lineup - CNET
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WD Red Pro 4TB Enterprise NAS HDD Review
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