HGST Ultrastar 7K4000 HUS724040ALE641 4TB 64MB Cache 7200RPM SATA III 6.0Gb/s 3.5in Enterprise Internal Hard Drive(Renewed) ; Returns. 90-day Refund/replacement.

How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it or trades it in for a newer or different model. That product is inspected and tested to work and look like new by Amazon-qualified suppliers. Then, the product is sold as an Amazon Renewed product on Amazon. If not satisfied with the purchase, renewed products are eligible for replacement or refund under the Amazon Renewed Guarantee. Works for PC, Mac, RAID, NAS, CCTV DVR, Surveillance Storage Bare Drive Only, Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected, shows on system.