Seagate IronWolf Pro ST18000NE000 - hard drive - 18 TB - SATA 6Gb/s - ST18000NE000 - Internal Hard Drives - CDW.com
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Refurbished: WP Expanse 18TB 7200 RPM 512e SATA Gen3 3.5-inch HDD | ECC PLP CMR | Enterprise Data Center SAN Hard Disk Drive - WESA5SLC0180D - Newegg.com
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Amazon.com: Seagate Skyhawk AI 18TB Video Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 256MB Cache for DVR NVR Security Camera System with in-house Rescue Services - Frustration Free Packaging (ST18000VE002) :
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