BUFFALO TeraStation 5820: 8-Bay 64TB Desktop NAS with 4x16TB Drives Included

The BUFFALO TeraStation 5820 delivers enterprise-grade storage performance in a robust desktop NAS chassis, purpose-built for small to mid-size businesses that demand reliable, centralized access to data. With eight bays and four pre-installed 16TB drives, this powerhouse provides 64TB of raw capacity right out of the box, enabling teams to store, share, and back up mission-critical files with ease. The TeraStation 5820 is engineered to handle demanding workloads—from everyday file sharing and media streaming to virtualization-ready tasks and multi-user collaboration—while keeping data protected and accessible across the office network. Whether your needs include remote office access, secure backups, or a scalable storage backbone for creative teams, this Buffalo NAS combines straightforward deployment, strong security features, and flexible management to simplify storage administration and ensure business continuity.

• Performance and reliability: Built to sustain high-workload environments, the TeraStation 5820 delivers fast, consistent transfer speeds and dependable performance for multi-user access, backups, and light virtualization. The eight-bay architecture supports flexible storage configurations, empowering you to optimize a balance between capacity, resilience, and throughput. This design minimizes downtime during maintenance or drive rebuilds and provides a solid foundation for daily operations, backups, and collaborative workflows across departments.
• Massive out-of-the-box capacity: With four pre-installed 16TB drives, this model provides 64TB of raw storage in a compact desktop form factor. Large teams handling media libraries, data-heavy projects, or centralized documentation will appreciate the immediate capacity while retaining room to grow. As your data footprint expands, you can upgrade drives and adjust RAID configurations to preserve performance and protection without migrating to a new system.
• Security and data protection: The TeraStation 5820 emphasizes secure access and centralized control for sensitive business data. It supports granular user and group permissions, centralized management tools, and structured backup workflows designed to reduce risk and improve governance. By simplifying access controls and audit trails, this NAS helps organizations enforce data security policies while enabling productive collaboration among authorized staff and partners.
• Easy deployment and centralized management: Setup is quick and intuitive thanks to Buffalo’s web-based management interface and guided setup wizard. From initial network configuration to storage pools, user permissions, and backup policies, administrators can manage the entire NAS from a single, browser-based console. Real-time monitoring, alerts, and firmware updates streamline ongoing maintenance, minimizing the need for specialized IT resources and enabling faster deployment across offices or departments.
• Scalability and cross-platform compatibility: The 5820 is designed to grow with your business. It supports flexible storage configurations and is accessible to Windows, macOS, and Linux clients, making file sharing and collaboration seamless across mixed environments. The eight-bay chassis affords room for future expansion—whether by upgrading drives, refining RAID layouts, or adding storage capacity as your organization’s data needs evolve—and helps protect long-term investment in a centralized storage solution.

Technical Details of BUFFALO TeraStation 5820

• Model: BUFFALO TeraStation 5820
• Bays: 8
• Installed drives: 4 x 16TB HDDs (included)
• Total raw capacity: 64TB
• Form factor: Desktop NAS
• Intended use: Business-grade storage optimized for high workloads
• Networking: NAS-ready connectivity for shared storage across a network
• Security: Built-in access controls and centralized management for file permissions

How to Install BUFFALO TeraStation 5820

• Choose a cool, dry, and well-ventilated location for the NAS, ensuring stable power and unobstructed air flow to prevent overheating.
• Connect the TeraStation 5820 to your router or switch with an Ethernet cable and plug in the power supply. Verify all connections before powering on.
• Power on the unit and access the Buffalo setup utility from a connected computer, or open the web-based management interface to begin the initialization process.
• Initialize the device, configure storage pools and RAID settings that match your data protection and performance goals, and create administrative accounts and user groups with appropriate permissions.
• Create shared folders, set up backup jobs and synchronization options, map the NAS on client machines, and configure any alerts or remote access features to fit your IT governance policies.

Frequently asked questions

• Q: What capacity does the BUFFALO TeraStation 5820 offer? A: It ships with 64TB of raw capacity across 8 bays, configured with four 16TB drives included in the package.
• Q: Are drives included? A: Yes. The package includes four 16TB drives installed in the 8-bay chassis, ready for immediate use.
• Q: Is this suitable for business use? A: Yes. It is designed for high workloads, centralized storage, and secure access for small to mid-size businesses, offering reliable performance and easy management.
• Q: Can storage be expanded later? A: Yes. Drives can be upgraded to larger capacities and storage pools can be expanded or reconfigured to meet growing data needs, subject to compatibility and RAID considerations.
• Q: What kind of network connectivity does it offer? A: It provides standard NAS network connectivity to share files across Windows, macOS, and Linux clients; refer to official specifications for exact port details and capabilities.