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Amazon.com: Western Digital 22TB WD Red Pro NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, CMR, 512 MB Cache, 3.5" - WD221KFGX : Electronics
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Western Digital 2TB 1TB WD Red SA500 NAS 3D NAND Internal SSD 2.5" 500GB SATA III 6 Gb/s Up to 560 MB/s WDS200T1R0A
WD Red Pro WD8003FFBX - hard drive - 8 TB - SATA 6Gb/s - WD8003FFBX - Internal Hard Drives - CDW.com
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