BUFFALO TeraStation 5820 8-Bay 160TB (8x20TB) Business Desktop NAS Storage Hard Drives Included

The BUFFALO TeraStation 5820 is a purpose-built, high-performance desktop NAS designed to meet the demanding storage needs of today’s small and mid-size businesses. With a total raw capacity of 160 TB across 8 hot-swappable 20 TB drives included in the package, this turnkey storage solution delivers reliable data protection, scalable capacity, and streamlined management in a compact footprint. Built for high workloads, it combines enterprise-grade reliability with an approachable setup that IT teams and office professionals can rely on for file sharing, centralized backups, media libraries, and collaborative workspaces. Whether you’re hosting large shared folders, archiving critical documents, or supporting virtualization-ready workflows, the TeraStation 5820 is designed to keep data accessible, secure, and always available.

• Ultra-high capacity in a ready-to-use bundle: 160 TB of total raw storage powered by 8 x 20 TB drives included in the box. This turnkey configuration lets you start sharing, backing up, and archiving data immediately, with room to grow as your organization expands.
• 8-bay desktop NAS for business environments: A compact, quiet, and rugged desktop form factor that fits neatly in a office closet or on a workbench. The 8 bays provide flexible storage configurations and room for future expansion without needing a dedicated rack.
• Robust data protection and security: Built for business continuity, the TeraStation 5820 supports dependable data protection through configurable RAID levels, user and group permissions, and centralized management to safeguard sensitive information across all shares and folders.
• Flexible storage management for cross-team collaboration: Centralized file shares, controlled access, and scalable storage pools make it easy for departments to collaborate while maintaining governance and auditability—ideal for distributed teams and remote workers.
• Easy setup, reliable operation, and proactive maintenance: The device ships with drives included and a user-friendly web-based management interface that guides you through setup, storage configuration, backups, and ongoing administration, reducing downtime and improving IT efficiency.

Technical Details of BUFFALO TeraStation 5820

• Bays: 8
• Total raw capacity: 160 TB (8 x 20 TB drives)
• Included drives: 8 x 20 TB hard disk drives
• Form factor: Desktop NAS
• Networking: Built-in Ethernet connectivity for fast, reliable local area network access
• Operating system: Buffalo TeraStation NAS OS, with web-based management
• Security and access: Centralized user and group permissions, secure file sharing, and management of shares and access controls

How to Install BUFFALO TeraStation 5820

• Place the TeraStation on a stable, well-ventilated surface in a suitable office or data area. Ensure there is adequate clearance for airflow and cooling.
• Power up the device and connect it to your network using a reliable Ethernet connection to your router or switch. If you have a dedicated management VLAN, connect to the appropriate port as required.
• Open a web browser on a computer on the same network and access the TeraStation setup wizard via the default IP address or the quick setup URL provided in the documentation. Follow the guided steps to initialize the device.
• Configure storage and RAID: choose a RAID level that balances performance and redundancy for your workloads. Create storage pools or volumes, assign drive letters or shares, and set up quotas as needed.
• Set up users, groups, and shared folders: create user accounts for team members, define access permissions, and establish shared folders with appropriate security settings. Enable backup options and security features, and connect to remote clients or cloud services if required.
• Test access and backups: verify that users can connect from multiple platforms (Windows, macOS, Linux), perform file operations, and initiate planned backups or replication if you have a secondary site or cloud target configured.

Frequently Asked Questions

• Does the BUFFALO TeraStation 5820 come with drives included? Yes. The package includes eight 20 TB hard drives, providing a total raw capacity of 160 TB right out of the box, ready for storage and sharing in your networked environment.
• What kind of storage configurations does it support? It supports flexible RAID configurations and storage pools to optimize performance, capacity, and redundancy based on your organizational needs. Use the web-based management interface to define the most suitable setup for your data protection requirements.
• Is the TeraStation 5820 suitable for cross-platform environments? Absolutely. It is designed for cross-platform file sharing and can be accessed from Windows, macOS, and Linux clients through standard network protocols and shares.
• How can I protect data and improve security? You can implement centralized user and group permissions, enable encryption features where available, and configure secure access controls for shares. Regular firmware updates and scheduled backups further enhance data protection.
• How do I access or manage the device after installation? Use the web-based management console to monitor health, configure storage, manage users, create shares, and set up backups. The interface provides dashboards, alerts, and reporting to simplify ongoing administration.
• Can I expand storage beyond 160 TB in the future? Expansion options depend on your network configuration and the model’s capabilities. The 5820 is designed for scalable, multi-user environments, and you can plan storage growth through future capacity planning within the available bays and RAID-protected configurations.
• What kind of backups does it support? The TeraStation 5820 supports local backups to attached shares and can integrate with network-based backup strategies and cloud services, depending on the OS features and installed apps. You can schedule automatic backups to protect critical data.