SEAGATE 4TB SATA Ironwolf (ST4000VN008) 5900RPM 64MB NAS Hard Drive – PC Express
SEAGATE IRONWOLF 4TB 5.9K NAS 3.5" AF SATA ST4000VN008 | eBay
Amazon.com: Seagate IronWolf Pro 4TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6GB/S 7200 RPM 128MB Cache for Raid Network Attached Storage, Data Recovery Rescue Service (ST4000NE0025) : Electronics
Amazon.com: Seagate IronWolf Pro 4TB NAS Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 128MB Cache for RAID Network Attached Storage, Data Recovery Service – Frustration Free Packaging (ST4000NEZ01) : Electronics