WESTERN DIGITAL WD4003FFBX 4TB Red Pro SATA 3.5" 256MB Hard Drive | SURPLUSDRIVESUK LTD - "Europe's Trusted Supplier of Hard Drives"
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Toshiba Enterprise HDD 4TB 3.5'' SATA 6Gbit/s 7200RPM (MG08ADA400E) : Amazon.co.uk: Computers & Accessories
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Dell 4TB 3.5" SATA 6Gb/s 7200 RPM Hard Drive Kit for PowerEdge C6525, R240, R340, R6515, R6525, R740, R7415, R7515, R7525, Storage NX3240 : Amazon.co.uk: Computers & Accessories
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Toshiba X300 Performance - Hard drive - 4 TB - internal - 3.5" - SATA 6Gb/s - 7200 rpm - buffer: 256 MB | Stone Group
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