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We recommend Amazon for disk purchases (see this Seagate Exos disks link). As of 24/1125/2022, 16TB disks cost $292 $286 each ($18$17.29/raw TB), and 18TB 18TB disks are $320 $330 ($17$18.83/TB). Disk prices often go up and down, so be sure to check the latest.
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