Buffalo TeraStation 3420RN Partially Populated 8TB 4-Bay 1U Rackmount NAS Server (2 x 4TB)

Overview

The Buffalo TS3420RN0802 is a 4-bay rackmount NAS server designed to deliver reliable and secure centralized storage for small offices and growing teams. It comes partially populated with two 4TB NAS-grade hard drives, providing 8TB of storage capacity with room to expand by adding drives to the remaining bays. Powered by a 1.4 GHz quad-core Annapurna processor and featuring a native 2.5GbE port, this unit supports fast data transfers and smooth multitasking for 10 to 30 users accessing files simultaneously. Its compact 1U rackmount design fits neatly into standard server racks, making it a practical choice for businesses needing efficient storage without occupying much space.

Key features

• Partially populated with two 4TB NAS-grade drives, allowing immediate use and easy expansion.
• 1.4 GHz quad-core Annapurna processor ensures smooth handling of multiple simultaneous tasks.
• Native 2.5GbE port enables faster data transfers over existing Cat5e cabling without network upgrades.
• Pre-configured RAID options simplify setup while protecting data against drive failures.
• Supports integration with popular cloud services like Dropbox, Amazon S3, and OneDrive for flexible backup and syncing.
• Built-in 256-bit AES encryption and two-factor authentication enhance data security against unauthorized access.
• Hot-swappable drives allow replacement or upgrades without shutting down the system, minimizing downtime.
• Manufactured in Japan and compliant with TAA standards, ensuring high quality and reliability.
• Includes a three-year warranty and 24/7 North America-based technical support for ongoing peace of mind.

Key specs

• Storage capacity: 8TB (2 x 4TB NAS-grade drives installed)
• Drive bays: 4-bay 1U rackmount chassis
• Processor: 1.4 GHz quad-core Annapurna Labs CPU
• Network interface: Native 2.5GbE port
• RAID support: Pre-configured RAID options for data protection
• Encryption: 256-bit AES
• Authentication: Two-factor authentication
• Drive hot-swapping: Supported
• Compliance: TAA compliant
• Warranty: 3 years with 24/7 North America-based support

Connectivity and compatibility

This NAS server connects via a native 2.5GbE port, which allows faster data transfers over existing Cat5e cabling, eliminating the need for costly network upgrades. It supports integration with widely used cloud storage services such as Dropbox, Amazon S3, and OneDrive, enabling flexible backup strategies and seamless file syncing across platforms. The device’s RAID configurations are compatible with standard NAS setups, providing reliable data protection and easy management for small business environments.

Performance and reliability

The 1.4 GHz quad-core Annapurna processor delivers consistent performance for multitasking and simultaneous file access by multiple users, making it suitable for teams of 10 to 30 people. Hot-swappable drives ensure that maintenance or upgrades can be performed without interrupting operations, which is critical for businesses that require continuous data availability. Built to TAA standards and manufactured in Japan, this NAS offers dependable quality and long-term reliability.

Ideal uses and environments

This NAS server fits well in small office environments and growing teams that need centralized, secure storage with room to expand. Its compact 1U rackmount design is ideal for server racks with limited space, while the 2.5GbE connectivity supports faster file transfers without requiring network infrastructure upgrades. Businesses that prioritize data security and uptime will benefit from its encryption, two-factor authentication, and hot-swappable drives. It is a strong choice for organizations looking to integrate local storage with cloud backup solutions.