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Buffalo TS51220RH3204 TS51220RH TeraStation 12-Bay 2U NAS with 32TB - 4 x 8TB HDDs - Annapurna Labs Alpine Quad-core 2 GHz - 16GB DDR4 - 10GbE
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Product Features
Technical Overview
This TeraStation model features a 12-bay chassis with four pre-installed 8TB SATA/600 hard drives, offering 32TB of usable storage. The system supports up to 12 drives total, allowing for significant expansion as storage needs grow. The Annapurna Labs Alpine processor operates at 2 GHz, paired with 16GB of DDR4 RAM to handle concurrent data access and management tasks efficiently.
Network connectivity includes three RJ-45 ports supporting both 10 Gigabit and Gigabit Ethernet, enabling high-speed data transfers and network redundancy. The storage controller supports Serial ATA interfaces and a comprehensive set of RAID levels, including 0, 1, 5, 6, 10, and JBOD, providing flexibility for performance, redundancy, or capacity optimization.
Relevant factors for this section include Number of Hard Drives Supported, Number of Hard Drives Installed, Total Hard Drive Capacity Installed, Processor Manufacturer. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The TS51220RH combines high-density storage with robust networking features, making it suitable for demanding business applications. Its 10GbE ports reduce network bottlenecks for large file transfers and virtual machine storage, while the included 32TB of storage provides immediate capacity without additional drive purchases.
Scalable Storage Architecture
With 12 drive bays and support for multiple RAID configurations, this NAS can scale from the initial 32TB setup to meet future storage demands, ensuring long-term usability and investment protection.
- 12-bay expandability
- Multiple RAID options
- SATA/600 interface
High-Performance Networking
Dual-speed Ethernet ports (10GbE and Gigabit) allow for flexible network integration, supporting fast data access for multiple users or virtualization hosts without compromising speed.
- 10GbE for high throughput
- Gigabit fallback
- Three RJ-45 ports
Deployment / Use Cases
This TeraStation is ideal for small to medium-sized businesses needing centralized storage for file sharing, backups, or virtualization. Its iSCSI support and VMware/Hyper-V certification make it a reliable storage target for virtual machine datastores, while protocols like CIFS/SMB and NFS facilitate seamless integration into mixed-OS environments.
Common deployments include use as a primary file server for departmental data, a backup target for network backups, or a storage array for virtualization platforms. The rack-mountable 2U form factor allows for clean integration into standard server racks, saving space in data centers or server rooms.
Virtualization Storage
Certified for VMware and Hyper-V, this NAS provides reliable iSCSI or NFS storage for virtual machines, offering high availability and performance for virtualized workloads.
- VMware/Hyper-V certified
- iSCSI support
- High-speed network access
Business File Services
Support for CIFS/SMB, AFP, and FTP protocols enables cross-platform file sharing, making it suitable for offices with Windows, macOS, and Linux clients accessing shared resources.
- Multi-protocol support
- Centralized storage
- Scalable capacity
Highlights
- 32TB of pre-installed storage across four 8TB hard drives
- 12-bay chassis for future expansion up to full capacity
- Annapurna Labs Alpine quad-core 2 GHz processor for efficient data handling
- 16GB DDR4 SDRAM standard for multitasking and performance
- 10 Gigabit Ethernet and Gigabit Ethernet ports for high-speed networking
- Support for RAID 0, 1, 5, 6, 10, and JBOD configurations
- Multiple protocols including CIFS/SMB, AFP, FTP, SFTP, NFS, and iSCSI
- Rack-mountable 2U form factor for space-efficient deployment
- TAA compliant and manufactured in Japan
- 5-year limited warranty for long-term reliability
Specifications
| Specifications | |
|---|---|
| Manufacturer | Buffalo Americas, Inc |
| Manufacturer Part Number | TS51220RH3204 |
| Brand Name | Buffalo |
| Product Line | TeraStation |
| Product Series | 5020 |
| Product Model | TS51220RH |
| Product Name | TeraStation TS51220RH SAN/NAS Storage System |
| Product Type | SAN/NAS Storage System |
| Storage | |
| Number of Hard Drives Supported | 12 |
| Number of Hard Drives Installed | 4 |
| Total Hard Drive Capacity Installed | 32 TB |
| Hard Drive Interface | Serial ATA/600 |
| Hard Drive Configuration | 4 x 8TB |
| Processor & Chipset | |
| Processor Manufacturer | Annapurna Labs |
| Processor Type | Alpine |
| Processor Core | Quad-core (4 Core) |
| Processor Speed | 2 GHz |
| Memory | |
| Standard Memory | 16 GB |
| Memory Technology | DDR4 SDRAM |
| Network & Communication | |
| Ethernet Technology | 10 Gigabit Ethernet,Gigabit Ethernet |
| I/O Expansions | |
| Number of Total Expansion Bays | 12 |
| Controllers | |
| Controller Type | Serial ATA |
| RAID Supported | Yes |
| RAID Levels | 0, 1, 5, 6, 10, JBOD |
| Interfaces/Ports | |
| Drive Interface | Serial ATA/600 |
| Total Number of USB Ports | 4 |
| Number of USB 2.0 Ports | 2 |
| Network (RJ-45) | Yes |
| Number of Network (RJ-45) Ports | 3 |
| Management & Protocols | |
| Protocols | CIFS/SMB,AFP,FTP,SFTP,NFS,iSCSI |
| Power Description | |
| Maximum Power Supply Wattage | 500 W |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Miscellaneous | |
| Country of Origin | Japan |
| TAA Compliant | Yes |
| Warranty | |
| Limited Warranty | 5 Year |
User Manual
FAQ
How much storage capacity is included with this TeraStation NAS?
This Buffalo TeraStation TS51220RH comes with 32TB of installed storage, configured as four 8TB hard drives. The system supports up to 12 drives total, allowing you to expand capacity by adding more drives as needed, with options for various RAID levels to balance performance, redundancy, and storage efficiency.
What processor and memory does this NAS use for performance?
The NAS is powered by an Annapurna Labs Alpine quad-core processor running at 2 GHz, paired with 16GB of DDR4 SDRAM. This combination provides sufficient processing power and memory for handling multiple concurrent data access requests, network protocols, and management tasks in business environments.
What network connectivity options are available on this TeraStation?
It features three RJ-45 network ports that support both 10 Gigabit Ethernet and Gigabit Ethernet. This dual-speed capability allows for high-speed data transfers over 10GbE connections while maintaining compatibility with existing Gigabit networks, providing flexibility for network integration and performance optimization.
Which RAID levels does this storage system support?
The TS51220RH supports RAID levels 0, 1, 5, 6, 10, and JBOD. This range offers options for striping (RAID 0) for performance, mirroring (RAID 1) for redundancy, parity-based RAID (5 and 6) for balance, nested RAID (10) for both performance and redundancy, or JBOD for using drives independently without RAID.
Is this NAS suitable for virtualization environments like VMware or Hyper-V?
Yes, this TeraStation is certified for VMware and Hyper-V, making it a compatible storage target for virtual machine datastores. It supports iSCSI and NFS protocols commonly used in virtualization, allowing it to provide reliable, high-performance storage for virtualized workloads in business IT setups.
What is the form factor and warranty for this Buffalo TeraStation?
This model has a 2U rack-mountable form factor, designed for installation in standard 19-inch server racks to save space in data centers. It comes with a 5-year limited warranty from Buffalo, providing long-term coverage for hardware reliability, and is TAA compliant and manufactured in Japan for quality assurance.
| Qty | Price | Available |
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