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Amazon.com: Western Digital 3TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" -WD30EFZX : Electronics
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WD Red Plus 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD30EFZX - Newegg.com
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Amazon.com: WD Red 3TB NAS Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD30EFRX (Renewed) : Electronics
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Amazon.com: Western Digital 3TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD30EFRX : Electronics
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WD Red 3TB NAS Internal Hard Drive - 5400 RPM Class, SATA 6Gb/s, SMR, 256MB Cache, 3.5" - WD30EFAX - Newegg.com
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