Buffalo TeraStation 5420RN 80TB 4-Bay Rackmount NAS Server

Overview

The Buffalo TS5420RN6404 is a 4-bay rackmount NAS server designed to provide businesses with a high-capacity, reliable storage solution. Equipped with four 20TB hot-swappable drives, it offers a total of 80TB storage, ideal for managing large data sets such as media files, databases, and backups. Powered by a 2.04 GHz Annapurna Labs AL524 processor and 8GB of DDR4 RAM, it delivers efficient data processing and transfer speeds suitable for multi-user environments.

This NAS server supports multiple RAID configurations to balance performance and data protection, while its rackmount form factor fits seamlessly into existing IT infrastructure. Enhanced security features and cloud integration make it a versatile choice for businesses requiring secure, scalable, and accessible storage.

Key features

• Four 20TB hot-swappable drives allow for easy maintenance and expansion without downtime.
• Flexible RAID support including 0, 1, 5, 6, 10, and JBOD to tailor data management to specific needs.
• Dual 1 GbE and 10 GbE network ports provide fast and reliable connectivity for smooth file transfers and multiple users.
• 256-bit AES encryption safeguards stored data against unauthorized access.
• Two-factor authentication adds an extra layer of security for user access control.
• Seamless integration with cloud services like Dropbox, Amazon S3, Microsoft Azure, and OneDrive enables hybrid backup and synchronization strategies.
• Rackmount design ensures organized installation within server racks, optimizing space in professional IT environments.

Key specs

• Storage capacity: 80TB (4 x 20TB drives)
• Processor: Annapurna Labs AL524, 2.04 GHz
• Memory: 8GB DDR4 RAM
• Network interfaces: Dual 1 GbE ports, 1 x 10 GbE port
• RAID levels supported: 0, 1, 5, 6, 10, JBOD
• Encryption: 256-bit AES
• Form factor: 4-bay rackmount

Connectivity and compatibility

The NAS server’s combination of dual 1 GbE and a 10 GbE port supports a range of network speeds, making it adaptable to different IT setups. This ensures efficient data flow whether connected to standard office networks or high-speed data centers. Compatibility with major cloud platforms allows businesses to extend their storage capabilities and implement hybrid cloud workflows with ease.

Ideal uses and environments

This TeraStation model is well suited to businesses that require large, secure, and accessible storage for critical data. It fits well in office environments managing extensive media libraries, backup archives, or databases. Its rackmount design and robust security features make it a strong choice for IT departments looking to centralize file storage while maintaining data integrity and access control.