Used - Like New: ST4000NM0035 Seagate Exos 7E8 3.5" 4TB 7200RPM Sata 6GB/S HDD Drive 1V4107-004 Hard Drives - Sata - Newegg.com
KRH17 0KRH17 ST4000NM0035 4T SATA 3.5 7.2K HDD for DELL Hard drive - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.
Amazon.com: Seagate Enterprise Capacity 3.5 | ST4000NM0035 | 4TB 7.2K RPM 128MB Cache 3.5in SATA 6Gb/s | 512n | FIPS 140-2 | Enterprise Internal Hard Disk Drive (Renewed) : Electronics