buy Hard Drive Seagate ST20000NT001 3,5" 20 TB . The Seagate ST20000NT001 is an internal hard drive specially designed for NAS systems, part of the renowned IronWolf NAS PRO range, offering superior performance and reliability for professional and home environments that require large-capacity, durable storage. With a 3.5-inch form factor, this HDD features a massive 20 TB capacity, ideal for handling large data volumes, backups, multimedia files, and continuous operations in shared storage networks. It runs at a steady speed of 7200 rpm, ensuring fast access times and stable data transfer performance, especially optimized for the heavy workloads typical of NAS systems. Its SATA interface guarantees broad compatibility with most systems and facilitates integration into existing or new setups. Additionally, as a professional internal hard drive, it is designed to operate reliably in 24/7 environments, with Seagate’s proprietary technologies that protect and maintain data integrity even under high usage demands. This model combines the robustness typical of traditional HDDs with specialization in network storage, making it a suitable option for advanced users, SMEs, and environments requiring secure, expandable storage with multi-drive support. In short, the Seagate IronWolf NAS PRO 20TB is an internal storage solution offering high capacity and reliability for NAS systems, delivering efficiency and performance for professional and home applications. Hard Drive: 20 TBType: Internal hard discHDDSize: 3,5"Speed: 7200 rpm6 GbpsRecommended use: NASRotation speed: 7200 rpmConnections: SATANoise level: 20 dBVoltage: 5-12 VAmperage: 2 ACompatible: PCComputersApprox. temperature: -40º / 70ºBuffer: 256 MB