Model: TS5420DN3204
from $1,589.99
Storage: 4 x 8TB
5 configurations available
The Buffalo TeraStation 5420DN is a 4-bay desktop NAS server, pre-configured with 32TB of storage (4 x 8TB SATA III HDDs) and 8GB of DDR4 memory. Powered by an Annapurna Labs Alpine AL524 quad-core processor, it supports multiple RAID modes including 0, 1, 5, 6, and 10, offering flexible data protection. Connectivity options include two Gigabit Ethernet ports, one 10GbE port, and multiple USB-A ports, making it suitable for robust data storage and sharing in small to medium-sized business environments.
Buy based on the software ecosystem (e.g. Available from $1,589.99.
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 32TB 4-Bay Desktop NAS Server (4 x 8TB) is available at bhphoto, cdw, starting at $1,589.99.
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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