Product Type | Rackmount NAS |
Model | TeraStation 51220RH |
Manufacturer | BUFFALO TECHNOLOGY |
Form Factor | 2U Rackmount |
Drive Bays | 12 |
Total Installed Storage Capacity | 240 TB |
Drive Capacity per Bay | 20 TB |
Drive Type | Enterprise-grade SATA HDD |
Processor | Intel Atom C3538 2.1 GHz Quad-Core |
System Memory (RAM) | 8 GB DDR4 ECC |
Power Supply | Redundant 250W (hot-swappable) |
Hot-Swappable Drives | Yes |
Rail Kit Included | Yes |
BUFFALO TeraStation 51220RH 240TB 12-Bay Rackmount NAS




Key Benefits

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- Delivers 240TB of enterprise storage out-of-the-box with 12 pre-installed 20TB drives, reducing setup time.
- Equipped with dual 10GbE interfaces, the unit provides accelerated data transfer, ideal for high-demand enterprise environments.
- TAA compliance and Japanese manufacturing offer assurance for deployment in government and regulated sectors.
Product Overview
The BUFFALO TeraStation 51220RH is a 12-bay rackmount NAS offering 240TB of total storage via enterprise-class 20TB drives. This 2U network storage server supports RAID configurations and includes dual 10GbE ports for high-speed connectivity, making it suitable for intensive file transfer and backup needs. It is TAA compliant and built in Japan, ensuring quality and compliance for regulated sectors. An included rail kit facilitates quick rack integration, while iSCSI support provides flexibility for server environments.
Specifications
Product Overview
Wireless Features
Compliance & Origin
Country of Origin | Japan |
TAA Compliant | Yes |
Certifications | RoHS, FCC, VCCI, CE |
UPC | 747464135786 |
Advanced Security Features
Encryption | AES 256-bit Data Encryption |
User Authentication | Active Directory Integration |
Network Security Features | Firewall, IP Block, HTTPS Access |
Antivirus | Antivirus support via 3rd party packages |
Drive Failover | Hot Spare & Auto Rebuild |
Interfaces
USB 3.0 Ports | 2 x USB 3.0 Type-A (rear) |
LAN Ports | 2 x 10GbE SFP+, 2 x 1GbE RJ45 |
Additional Expansion Ports | 1 x VGA (for maintenance) |
Data Transfer Rate | Up to 20 Gbps (aggregate via 10GbE) |
iSCSI Support | Yes |
RAID Support | RAID 0, 1, 5, 6, 10, 51, 60, JBOD |
Physical & Environmental
Dimensions (W x H x D) | 17.6 x 3.5 x 25.5 in (447 x 89 x 648 mm) |
Weight | 52.9 lbs (24 kg) |
Operating Temperature | 5°C to 35°C (41°F to 95°F) |
Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
Operating Humidity | 10% to 85% (non-condensing) |
Cooling | Redundant fans with auto-control |
Rack Mounting Hardware | Included |
Cloud Management & Licensing
Remote Management | Web-based GUI, NAS Navigator2 |
SNMP Support | Yes |
Buffalo Surveillance Video Manager (BSVM) License | 1 free license included |
Cloud Integration | Supports Amazon S3, Dropbox, OneDrive |
Backup Software | NovaBACKUP Buffalo Edition (11 licenses) |