The Seagate IronWolf 4TB 4-pack offers extensive storage capacity for network-attached storage systems with four internal 3.5-inch hard drives, each providing 4 terabytes for a total of 16 terabytes. This capacity allows for the accommodation of large media collections, video files, and game content. Specifically designed for NAS environments with 1 to 8 bays, these hard drives feature rotational vibration sensors that reduce disk vibrations, thereby enhancing durability and operational stability during continuous use. With a speed of 5,400 RPM, the drives ensure efficient data access while maintaining high energy efficiency. The product includes a three-year limited warranty and a complimentary three-year Rescue Data Recovery Service for file recovery in case of damage. SATA cables are not included. These components are engineered for reliable performance in multi-drive NAS configurations where consistent operation and data protection are critical.