Keep your digital world running smoothly with the Seagate IronWolf 4TB hard drive. Designed to perform around the clock, this internal drive is ideal for NAS, RAID, and SOHO environments. Its rotational vibration sensors ensure stability in multi-bay systems. With a SATA interface and 5, 400rpm speed, it delivers dependable storage for your growing data needs. | Seagate IronWolf 4TB 3.5" 5400RPM SATA Desktop Internal Hard Drive (ST4000VNZ06)