Buffalo TeraStation 51220RH 144TB 12-Bay NAS Server

Overview

The Buffalo TS51220RH14412 is a 12-bay network attached storage (NAS) server designed to deliver high-capacity and reliable performance for organizations requiring centralized data management. With a total storage capacity of 144TB spread across twelve 12TB drives, it provides ample space for file sharing, backups, and virtual machine storage. Powered by a 2.04 GHz Annapurna Labs AL524 processor and equipped with 16GB of DDR4 memory, this rackmount unit maintains smooth data transfers even under heavy multi-user workloads.

Its hot-swappable drive bays allow for easy replacement of drives without downtime, while support for multiple RAID configurations offers a balance between speed, capacity, and data protection. Enhanced security features such as 256-bit drive encryption and two-factor authentication help safeguard sensitive information, making it suitable for environments with strict compliance requirements.

Key features

• Hot-swappable 12-bay design enables drive replacement without interrupting operations
• Multiple RAID levels provide flexible options to optimize performance and redundancy
• Two 10 GbE ports deliver high-speed network connectivity for fast data access and transfer
• Additional two 1 GbE ports allow for separate management or network segmentation
• 256-bit drive encryption secures stored data against unauthorized access
• Two-factor authentication adds an extra layer of user account protection
• Integration with popular cloud services supports off-site replication for disaster recovery
• Compatible with Windows, macOS, and VMware environments for versatile deployment

Key specs

• Storage capacity: 144TB total (12 x 12TB drives)
• Processor: 2.04 GHz Annapurna Labs AL524
• Memory: 16GB DDR4 RAM
• Drive bays: 12 hot-swappable bays
• Network interfaces: 2 x 10 GbE ports, 2 x 1 GbE ports
• Encryption: 256-bit drive encryption
• Authentication: Two-factor authentication support
• Form factor: Rackmount

Connectivity and compatibility

This NAS server offers robust network connectivity options to fit into diverse IT infrastructures. The two 10 GbE ports provide high-bandwidth links ideal for core switches or server connections, ensuring rapid access to large files and smooth virtual machine operation. The two 1 GbE ports can be used for management tasks or to create separate network paths, enhancing security and traffic management.

Compatibility with Windows, macOS, and VMware environments makes it a flexible choice for mixed-OS offices and virtualization setups. This broad support simplifies integration into existing networks and workflows.

Ideal uses and environments

The Buffalo TS51220RH14412 is well suited for small to mid-size offices, branch locations, and production studios that require a centralized storage solution without the complexity of a full SAN. It supports collaborative workflows involving large media files, surveillance data, or database snapshots. Additionally, it serves as a reliable backup target and shared storage for VMware virtual machines, making it a strong option for IT teams managing mixed Windows and macOS fleets.