The heading is actually true. I guess "Recertified" is a nicer word for used. I purchased 6 units, set up a ZFS pool (4:2).   https://serverpartdeals.com/collections/hard-drives/products/seagate-exos-2x18-st18000nm0092-18tb-7-2k-rpm-sata-6gb-s-512e-dual-actuator-3-5-recertified-hard-drive