Buffalo TeraStation 3420 Partially Populated 4TB 4-Bay NAS Server (2 x 2TB)

Overview

The Buffalo TS3420DN0402 is a four-bay network attached storage (NAS) server designed to provide reliable and expandable centralized storage for small offices, creative studios, and branch locations. It comes partially populated with two 2 TB NAS-grade hard drives, offering 4 TB of storage capacity out of the box, with two additional bays available for future expansion. Powered by a 1.4 GHz quad-core processor and 1 GB of DDR3 memory, it handles multiple simultaneous tasks such as file sharing, media streaming, and automated backups efficiently. Dual Ethernet ports support both Gigabit and 2.5 Gigabit speeds, allowing flexible integration with current and future network infrastructures.

Key features

• Four-bay chassis with two pre-installed 2 TB drives and room for two more, enabling easy storage expansion as your data needs grow
• Support for multiple RAID configurations (0, 1, 5, 6, 10) and JBOD, giving you control over data protection and performance
• Hot-swappable drive bays that allow you to replace or add drives without interrupting system operation, ensuring continuous access to your data
• Dual Ethernet ports with one Gigabit and one 2.5 Gigabit interface, providing flexible network speed options and future-proofing your setup
• Integration with popular cloud services like Dropbox and Amazon S3, facilitating hybrid backup strategies and offsite data protection
• Closed operating system combined with AES-256 encryption to safeguard sensitive information against unauthorized access
• Backed by a three-year warranty, 24/7 U.S.-based support, and data recovery service for peace of mind and reliable assistance

Key specs

• Storage capacity: 4 TB (2 x 2 TB NAS-grade hard drives pre-installed)
• Drive bays: 4 total, 2 open for expansion
• Processor: 1.4 GHz quad-core
• Memory: 1 GB DDR3
• Network interfaces: 1 x Gigabit Ethernet, 1 x 2.5 Gigabit Ethernet
• RAID support: 0, 1, 5, 6, 10, and JBOD
• Encryption: AES-256
• Warranty: 3 years with 24/7 U.S.-based support and data recovery service

Connectivity and compatibility

This NAS server offers versatile network connectivity with dual Ethernet ports, allowing you to connect to standard Gigabit networks or faster 2.5 Gigabit setups without needing to replace the device. It supports common file-sharing protocols, making it compatible with a wide range of operating systems and devices in your office or studio environment. Cloud integration with Dropbox and Amazon S3 further extends your backup options beyond local storage.

Performance and reliability

The combination of a quad-core processor and dedicated memory ensures smooth performance even when multiple users access large files or run scheduled backups simultaneously. Hot-swappable drive bays minimize downtime during maintenance or upgrades, while RAID options provide customizable levels of data protection to suit your priorities. The closed operating system and strong encryption add layers of security to protect your valuable data.

Ideal uses and environments

This NAS server fits well in small business settings where reliable, always-on access to shared files is essential. It is a strong choice for office managers who need straightforward centralized storage, IT administrators responsible for dependable backups, and creative teams collaborating on large media projects. The expandability and flexible network options make it adaptable as your storage demands and infrastructure evolve.