Buffalo TeraStation 3420RN 16TB 4-Bay 1U Rackmount NAS Server (4 x 4TB)

Overview

The Buffalo TS3420RN1604 is a 1U rackmount network attached storage (NAS) server designed to provide 16TB of ready-to-use storage with four pre-installed 4TB NAS-grade hard drives. It is built to support continuous operation with hot-swappable drive bays and offers flexible RAID configurations to balance data protection and storage capacity. Powered by a quad-core Annapurna Labs Alpine AL-214 processor running at 1.4 GHz and equipped with 1 GB of DDR3 memory, this NAS delivers steady file transfer performance even under multiple user access. Its dual Ethernet ports include a 2.5 GbE connection for faster data throughput, making it suitable for environments that demand reliable and efficient storage solutions.

Key features

• Hot-swappable drive bays allow you to replace drives without shutting down the system, minimizing downtime.
• Supports multiple RAID modes (0, 1, 5, 6, 10, and JBOD) to tailor redundancy and capacity to your needs.
• Dual Ethernet ports with one supporting 2.5 GbE speeds enable faster file transfers and backups.
• Active Directory integration supports up to 10,000 user accounts, simplifying user management in business environments.
• Built-in cloud connectors sync data with Dropbox, OneDrive, Amazon S3, and Azure for off-site backup without additional software.
• Web-based interface makes setup and monitoring straightforward, even for administrators without deep IT expertise.
• Compact 1U rackmount design fits standard racks and leaves space for other equipment like switches and UPS units.
• Three-year warranty combined with 24-hour hard drive replacement service ensures quick recovery from hardware failures.

Key specs

• Storage capacity: 16 TB (4 x 4 TB NAS-grade hard drives)
• Processor: Annapurna Labs Alpine AL-214 quad-core 1.4 GHz
• Memory: 1 GB DDR3
• RAID support: 0, 1, 5, 6, 10, JBOD
• Network interfaces: Dual Ethernet ports, including one 2.5 GbE port
• Form factor: 1U rackmount
• User account support: Up to 10,000 via Active Directory integration
• Warranty: Three years with 24-hour hard drive replacement

Connectivity and compatibility

This NAS server offers dual Ethernet ports to connect seamlessly to your existing network infrastructure. The inclusion of a 2.5 GbE port allows for faster data transfers, which is especially beneficial when handling large media files or performing nightly backups. Integration with Active Directory means it can easily fit into corporate networks, managing thousands of user accounts without additional complexity. Cloud synchronization with popular services like Dropbox, OneDrive, Amazon S3, and Azure provides flexible options for off-site data protection and remote access.

Ideal uses and environments

The TS3420RN1604 is well suited for small to medium-sized businesses, branch offices, and creative studios that require centralized, reliable storage for shared projects and backups. Its hot-swappable drives and RAID flexibility make it a strong choice for environments where uptime is critical. Additionally, it fits well in home labs or professional service firms that need secure, accessible storage for client data or virtual machine hosting. The compact 1U design ensures it integrates neatly into standard rack setups alongside other networking and power equipment.