Model: TS5420DN1602
from $1,059.99
Storage: 2 x 8TB
5 configurations available
The Buffalo TeraStation 5420DN is a 4-bay desktop NAS server designed for reliable data storage and accessibility. This model comes equipped with 16TB of storage, provided by two pre-installed 8TB SATA III 3.5" HDDs, and features an Annapurna Labs Alpine AL524 Quad-Core processor with 8GB DDR4 memory for efficient operation. It supports multiple RAID configurations (0, 1, 5, 6, 10, JBOD) to protect your data and offers versatile connectivity with two Gigabit Ethernet ports, one 10GbE port, and four USB-A ports (two 2.0, two 3.0). Ideal for small to medium businesses or demanding home users, this NAS server provides a robust solution for centralized file storage, backup, and sharing across Windows and macOS environments.
Buy based on the software ecosystem (e.g. Available from $1,059.99.
NAS (Network Attached Storage) devices run 24/7, making power consumption a steady, though low, cost. The real ongoing expense is replacing hard drives as they fail or filling empty bays to expand storage.
Common Failure Modes
Hard drive failure is the most common issue, which is why NAS uses RAID redundancy to prevent data loss. Fan failures and power brick deaths are the primary hardware issues for the enclosure itself.
Buy based on the software ecosystem (e.g., Synology DSM) and the number of drive bays you need for redundancy and future expansion. CPU power matters greatly if you plan to run media servers like Plex.
The NAS enclosure itself can last a decade. However, the hard drives inside are consumable and typically need replacing every few years depending on workload.
The Buffalo TeraStation 5420DN 16TB 4-Bay Desktop NAS Server (2 x 8TB) is available at bhphoto, cdw, starting at $1,059.99.
NAS (Network Attached Storage) devices run 24/7, making power consumption a steady, though low, cost. The real ongoing expense is replacing hard drives as they fail or filling empty bays to expand storage.
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