Keep shared data available on a compact NAS that is ready for deployment and expansion. The Buffalo TeraStation 3430DN ships partially populated with 4 TB total capacity across 2 included 2 TB hard drives, leaving 2 drive bays open for future growth. That makes it a practical fit for teams that need a storage platform they can scale without starting over. Built for file sharing and block storage workflows, this desktop NAS supports RAID and iSCSI, giving IT teams more flexibility in how they protect and present data. The 2.5 GbE connection helps remove the bottlenecks common in entry-level NAS appliances, while the desktop form factor keeps installation simple in branch offices, workgroups, and small server rooms. This model is a stronger choice than basic consumer NAS units because it is designed for business continuity, not just file dumping. The partially populated configuration lowers upfront cost while preserving upgrade headroom, so you can add capacity as retention needs grow. For organizations that want dependable shared storage with a clear path to expansion, the TeraStation 3430DN delivers a balanced mix of capacity, connectivity, and control.