SEAGATE Ironwolf PRO Enterprise NAS HDD 4TB 7200rpm 6Gb/s SATA 256MB cache 8.9cm 3.5inch 24x7 for NAS & RAID Rackmount systems BLK

IronWolf Pro is designed for everything business NAS. Get used to tough, ready and scalable 24×7 performance that can handle multi-drive environments with a wide range of capacities.
Product Description: Seagate IronWolf Pro ST4000NT001 - hard drive - 4 TB - SATA 6Gb/s | Type: Hard drive - internal | Capacity: 4 TB | Form Factor: 3.5" | Interface: SATA 6Gb/s | Data Transfer Rate: 600 MBps | Buffer Size: 256 MB | Spindle Speed: 7200 rpm | Features: RV Sensor, Conventional magnetic recording (CMR), Air Drive Design, 24x7 availability, Dual-Plane Balance, AgileArray, Time-Limited Error Recovery (TLER), advanced format 512e, Workload Rate Limit(WRL) up to 550 | Dimensions (WxDxH): 101.85 mm x 146.99 mm x 26.11 mm | Weight: 650 g | Manufacturer Warranty: 5-year warranty | Bundled with: 3 years Seagate Rescue Data Recovery