IronWolf Pro is designed for everything business NAS. Get used to tough, ready and scalable 24 x 7 performance that can handle multi-drive environments. Type: Hard drive - internal Capacity: 8 TB Form Factor: 3.5 Interface: SATA 6Gb/s Data Transfer Rate: 600 MBps Buffer Size: 256 MB Spindle Speed: 7200 rpm Features: 24x7 continuous operation, Hot-Plug Support, advanced format 512e, rotation vibration sensor, AgileArray Dimensions (WxDxH): 4 in x 5.8 in x 1 in Weight: 27.51 oz Manufacturer Warranty: 5 years warranty Bundled with: Seagate Rescue Data Recovery Device Type: Hard drive - internal Capacity: 8 TB Form Factor: 3.5 Interface: SATA 6Gb/s Buffer Size: 256 MB Features: 24x7 continuous operation, Hot-Plug Support, advanced format 512e, rotation vibration sensor, AgileArray Width: 4 in Depth: 5.8 in Height: 1 in Weight: 27.51 oz Bundled with: Seagate Rescue Data Recovery Drive Transfer Rate: 600 MBps (external) Internal Data Rate: 214 MBps Average Latency: 4.16 ms Spindle Speed: 7200 rpm MTBF: 1,200,000 hours Non-Recoverable Errors: 1 per 10^15 Interfaces: 1 x SATA 6 Gb/s Compatible Bay: 3.5 Power Consumption: 7.6 Watt (idle) 9 Watt (active) 0.6 Watt (stand by) 0.6 Watt (sleep) Compliant Standards: ICES-003 Class B, NMB-3 Class B Service & Support: Limited warranty - 5 years Insurance - data recovery - 2 years Min Operating Temperature: 41 °F Max Operating Temperature: 140 °F Min Storage Temperature: -40 °F Max Storage Temperature: 158 °F Shock Tolerance (operating): 70 g @ 2 ms Shock Tolerance (non-operating): 300 g @ 2 ms Vibration Tolerance (non-operating): 5 g @ 10-500 Hz