Give your team a storage platform that starts with useful capacity and still leaves room to grow. The Buffalo TeraStation 5420DN NAS includes 32 TB installed across 2 x 16 TB drives and provides 2 additional open drive bays for expansion. That makes it a practical fit for organizations that want to avoid replacing the array as soon as data growth accelerates. This configuration is aimed at business file storage, backup repositories, and shared data sets that need faster access than a basic gigabit NAS can provide. With 10 GbE networking and RAID support, it is built to handle multi-user traffic while preserving data availability. The partially populated design also helps control initial spend while keeping a clear upgrade path in place. For IT teams, the appeal is the balance: enough capacity to deploy immediately, enough headroom to expand, and enough network performance to justify the platform in environments where storage is part of the production workflow. Compared with smaller desktop NAS units, this model gives you a more durable foundation for shared data without moving into oversized infrastructure.