![WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40PURZ - Walmart.com WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40PURZ - Walmart.com](https://i5.walmartimages.com/asr/dc6abe2e-1df1-4c36-9384-0b71f5f156bd_1.22f3c8a000921f96c9d23f1b5b38d507.jpeg)
WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40PURZ - Walmart.com
![Amazon.com: Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD42PURZ : Electronics Amazon.com: Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD42PURZ : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81DcBYVCB7L.jpg)
Amazon.com: Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD42PURZ : Electronics
![WD Purple NV 4TB Surveillance Hard Disk Drive - Intellipower SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4NPURX WD Purple NV 4TB Surveillance Hard Disk Drive - Intellipower SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4NPURX](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81rvvyp+35L.jpg)
WD Purple NV 4TB Surveillance Hard Disk Drive - Intellipower SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4NPURX
![Amazon.com: Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD42PURZ : Electronics Amazon.com: Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD42PURZ : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71KGby9PZkL.jpg)
Amazon.com: Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD42PURZ : Electronics
![Western Digital Purple Surveillance WD40PURZ 4TB 5400RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive - 3 Year Warranty Western Digital Purple Surveillance WD40PURZ 4TB 5400RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive - 3 Year Warranty](https://cdn3.volusion.com/ovay6.hxgv9/v/vspfiles/photos/G01-1297-5.jpg?v-cache=1612811003)
Western Digital Purple Surveillance WD40PURZ 4TB 5400RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive - 3 Year Warranty
![Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 64 MB Cache, 3.5" - WD40PURZ Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 64 MB Cache, 3.5" - WD40PURZ](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81NqSo2RcoL._AC_UF894,1000_QL80_.jpg)