Amazon.com: Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD40EFRX : Electronics
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![WD RED 4TB, 64MB CACHE, 5400 RPM, 3.5" SATA III NAS HARD DRIVE (UNTESTED/AS-IS) | eBay](https://i.ebayimg.com/images/g/~y4AAOSwQB5iORgc/s-l1200.jpg "WD RED 4TB, 64MB CACHE, 5400 RPM, 3.5" SATA III NAS HARD DRIVE (UNTESTED/AS-IS) | eBay")
WD RED 4TB, 64MB CACHE, 5400 RPM, 3.5" SATA III NAS HARD DRIVE (UNTESTED/AS-IS) | eBay
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WD Red Plus 4TB Internal SATA NAS Hard Drive for Desktops WDBAVV0040HNC-WRSN - Best Buy
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Amazon.com: Western Digital Red Pro 4TB 3.5-Inch 7200rpm 64MB Cache NAS Hard Drive (WD4002FFWX) : Electronics
WD Red 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch - WD40EFRX - Walmart.com
WD Red 4TB NAS Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, 64 MB Cache, 3.5" - WDBMMA0040HNC-NRSN - Walmart.com
Best Buy: WD Red Plus 4TB Internal SATA NAS Hard Drive WD40EFRX
WD40EFRX-68WT0N0 Western Digital SATA 6.0 Gbps 4TB Hard Drive
Western Digital Red 4TB,Internal,5400 RPM,3.5 inch (WD40EFRX) Hard Drive | eBay
Amazon.com: WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, CMR, 64MB Cache : Electronics
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WD Red 4TB SATA Desktop/NAS HDD | WD40EFRX | ~2500 hours | eBay
