| Product Type | Network Attached Storage (NAS) |
| Form Factor | 2U Rackmount |
| Pre-installed Storage Capacity | 32 TB |
| Drive Bays | 12 |
| Installed Drives | 4 x 8TB Enterprise HDD |
| Expandable Drive Bays | 8 |
| Drive Form Factor Supported | 3.5-inch |
| Supported RAID Levels | RAID 0, 1, 5, 6, 10, 51, 60, JBOD |
| Power Supply Type | Internal |
| Redundant Power Supply | Yes |
| Power Requirements | AC 100-240V, 50/60Hz |
| Power Consumption (Max) | Approx. 150W |
| Cooling Type | Active (fans) |
BUFFALO TeraStation 51220RH 32TB 12-Bay NAS Rackmount

Key Benefits
Eye-Insights™ by Eye-In Technologies
AI-Powered Summaries from Online Customer Reviews
AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- - Offers significant scalability with 8 vacant drive bays, allowing custom expansion without replacing existing hardware
- - Enterprise-grade reliability with RAID support and Japanese manufacturing origin ensures robust performance and longevity
- - TAA compliance makes it suitable for use in government and regulated industries
Product Overview
The BUFFALO TeraStation 51220RH is a high-performance 2U rackmount NAS designed for enterprise-grade storage. With 32TB capacity via 4x8TB enterprise drives and 8 open bays, it supports flexible expansion and advanced RAID/iSCSI configurations. Dual 10GbE ports support high-speed throughput ideal for large file workflows. The unit is TAA-compliant and made in Japan, and includes a rail kit for rack deployment.
Specifications
Product Overview
Wireless Features
| Wi-Fi Support |
Compliance & Origin
| TAA Compliant | Yes |
| Country of Origin | Japan |
| Certifications | VCCI, FCC Class A, CE, RoHS |
Advanced Security Features
| User Authentication | Active Directory Integration, Local User Management |
| Access Control | User/Group Permissions, IP Address Filtering |
| Data Encryption | AES 256-bit Encryption for Volume |
| Security Protocols | HTTPS, SFTP, SSH |
| Physical Security | Kensington Security Slot |
Interfaces
| LAN Ports | 2 x 10GbE (SFP+) |
| Additional LAN Ports | 2 x 1GbE (RJ-45) |
| USB Ports | 2 x USB 3.0, 2 x USB 2.0 |
| Data Transfer Rate | Up to 20 Gbps aggregate (with 10GbE) |
| Supported Network Protocols | SMB, AFP, FTP, SFTP, NFS, iSCSI, SNMP, HTTP/HTTPS |
| Serial Console Port | Yes |
Physical & Environmental
| Width | 17.6 inches (448 mm) |
| Depth | 27.5 inches (700 mm) |
| Height | 3.5 inches (88 mm) |
| Weight | Approx. 35.7 lbs (16.2 kg) without drives |
| Operating Temperature | 5°C to 35°C (41°F to 95°F) |
| Non-Operating Temperature | -20°C to 60°C (-4°F to 140°F) |
| Operating Humidity | 20% to 80% (non-condensing) |
| Non-Operating Humidity | 10% to 90% (non-condensing) |
| Cooling Fans | 2 x Redundant Hot-swappable Fans |
Cloud Management & Licensing
| Management Interface | Buffalo NAS Navigator, Web-Based GUI with Advanced Admin |
| Remote Access Support | Yes (Via WebAccess and VPN) |
| Bundled Software | NovaBACKUP (up to 10 licenses) |
| Cloud Backup Integration | Supports Amazon S3, Dropbox, Microsoft Azure |