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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 Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch - WD40EFRX - Walmart.com WD Red 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch - WD40EFRX - Walmart.com](https://i5.walmartimages.com/asr/10307ba7-592f-46f2-8969-5bd407545c84_1.64f4f2b735287307a15a7cb2c49490f1.jpeg)
WD Red 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch - WD40EFRX - Walmart.com
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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
![WD40EFRX datasheet(1/4 Pages) WESTERN | There?셲 a leading edge WD Red drive for every compatible NAS system to help fulfill your data storage needs. WD40EFRX datasheet(1/4 Pages) WESTERN | There?셲 a leading edge WD Red drive for every compatible NAS system to help fulfill your data storage needs.](https://html.alldatasheet.net/htmldatasheet2/1284773/WESTERN/WD40EFRX/343/1/WD40EFRX.png)
WD40EFRX datasheet(1/4 Pages) WESTERN | There?셲 a leading edge WD Red drive for every compatible NAS system to help fulfill your data storage needs.
![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 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](https://m.media-amazon.com/images/I/81j3R1Bs4SL._AC_UF350,350_QL80_.jpg)