Product Type | Network Attached Storage (NAS) |
Form Factor | 1U Rackmount |
Processor | 1.4 GHz Dual-Core Annapurna Labs Alpine AL212 |
Memory Type | DDR3 |
Installed RAM | 1 GB |
Total Storage Capacity | 8 TB |
Number of Installed Drives | 4 |
Per Drive Capacity | 2 TB |
Drive Interface | SATA 6 Gb/s |
Drive Bays | 4 |
Supported RAID Levels | JBOD, RAID 0, 1, 5, 6, 10 |
Operating System | Linux |
Power Supply Type | Internal Power Supply |
Power Requirements | AC 100-240V, 50/60 Hz |
Warranty | 3-Year Standard Warranty with 24-Hour HDD Exchange |
BUFFALO TeraStation 3420RN 8TB 4-Bay 1U Rackmount NAS
Key Benefits

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- Preconfigured with four 2TB drives, it offers immediate 8TB storage with RAID support built-in
- Engineered for rackmount deployment with a 1U form and included rail kit—ideal for server room integration
- Backed by a 3-year warranty and 24-hour HDD exchange for enterprise-grade reliability and peace of mind
Product Overview
The BUFFALO TeraStation 3420RN is a 1U rackmount NAS system offering 8TB of total storage via four 2TB SATA drives. Supporting RAID 0/1/5/6/10 and JBOD, it provides flexible, secure storage solutions. Equipped with a 1.4 GHz processor and 1 GB DDR3 RAM, it delivers reliable performance for SMB environments. Featuring Gigabit Ethernet, USB 3.0, and iSCSI support, it's integration-ready. Additional advantages include a 3-year warranty, 24-hour HDD exchange, TAA compliance, and an inclusive rail kit for standard 19-inch racks.
Specifications
Product Overview
Wireless Features
Compliance & Origin
Country of Origin | Japan |
TAA Compliant | Yes |
Certifications | VCCI Class A, FCC Class A, CE, UL |
RoHS Compliance | Yes |
Advanced Security Features
Data Encryption | AES 256-bit volume encryption |
User Authentication | Active Directory Support |
Access Control | User and Group Access Permissions |
Network Security | Firewall Features, Port Trunking, VLAN Support |
Backup Security | Scheduled and Encrypted Backup Support |
Interfaces
Ethernet Ports | 2 x RJ-45 (Gigabit Ethernet) |
USB Ports | 2 x USB 3.0 Type-A |
iSCSI Support | Yes |
Data Link Protocols | Ethernet, Fast Ethernet, Gigabit Ethernet |
Physical & Environmental
Width | 430 mm |
Height | 44.3 mm |
Depth | 430 mm |
Weight | 5.4 kg |
Rack Mount Kit | Included (for standard 19" racks) |
Operating Temperature | 5°C to 35°C (41°F to 95°F) |
Operating Humidity | 20% to 80% (non-condensing) |
Cooling System | Internal Fan |
Noise Level | 28.2 dB (typical) |
Cloud Management & Licensing
Remote Management | Web-based Management Interface |
Cloud Backup Support | Amazon S3, Dropbox, Microsoft Azure |
Included Software | NovaBACKUP, Buffalo NAS Navigator |
License Requirements | No license required for base functionality |