BUFFALO TS5420DN1604 – TeraStation 5420 16TB 4-Bay 10GbE Desktop NAS
Overview
The BUFFALO TS5420DN1604 is a TeraStation 5420 Series 4-bay desktop NAS configured with four 4TB NAS-dedicated HDDs for 16TB of total installed raw capacity. It provides 10GbE connectivity, 8GB DDR4 ECC memory, software RAID, and iSCSI target functionality for business file sharing, backup, centralized storage, and network storage deployments.
Technical Information
The TS5420DN1604 uses an Annapurna Labs Alpine AL524 2.0GHz quad-core 64-bit processor with 8GB DDR4 ECC memory. Its software RAID supports RAID 0, 1, 5, 6, 10, and JBOD. RAID 6 is the factory configuration, providing 8TB of effective capacity from the 16TB installed raw storage.
The system supports snapshots, immutable snapshots, copy-on-write, metadata duplication, scheduled and snapshot backup, replication, failover, abnormal file activity detection and protection, iSCSI volume backup, remote configuration, cloud-storage integration, Active Directory integration, and two-factor authentication.
Compatibility
The TS5420DN1604 uses four 3.5-inch NAS-dedicated HDDs with SATA III interfaces. Buffalo lists compatible replacement HDD families for the TeraStation 5420 platform. The four drive bays are populated in this configuration.
Network connectivity consists of one 10GBASE-T RJ-45 port and two 1000BASE-T RJ-45 ports. The network interfaces support multiple Ethernet speeds according to the connected network equipment. Supported network file services include SMB/CIFS, AFP, FTP/FTPS/SFTP, and NFS, with iSCSI available for block-level storage access.
Key Features
- 16TB installed capacity using four 4TB NAS-dedicated HDDs
- 4-bay desktop chassis with 3.5-inch SATA III drive bays
- 1 x 10GbE and 2 x 1GbE RJ-45 network ports
- 8GB DDR4 ECC memory with Annapurna Labs AL524 quad-core processor
- RAID 0/1/5/6/10/JBOD with RAID 6 configured at shipment
Applications
The TS5420DN1604 is suited to centralized business file storage, server and client backup, departmental shared storage, replication, and network storage deployments using iSCSI. Its 10GbE interface allows integration into higher-bandwidth Ethernet environments.
DC Supplies Product Note
The exact TS5420DN1604 configuration contains four 4TB NAS-dedicated HDDs for 16TB of raw installed capacity. Buffalo specifies RAID 6 as the factory configuration, providing 8TB of effective capacity in RAID 6. Usable capacity varies with the selected RAID level and system overhead.
Specifications
| Specification | Details |
|---|
| Brand | BUFFALO |
| Part Number / MPN | TS5420DN1604 |
| Product Type | Business Desktop NAS |
| Series | TeraStation 5420 / TeraStation 5020 |
| Form Factor | Desktop |
| Drive Bays | 4 |
| Drive Size | 3.5-inch |
| Included Drives | 4 x 4TB |
| Total Installed Capacity | 16TB |
| Drive Type | NAS-dedicated HDD |
| Drive Interface | SATA III, up to 6Gbps |
| Factory RAID | RAID 6 |
| RAID 6 Effective Capacity | 8TB |
| Supported RAID | RAID 0, 1, 5, 6, 10, JBOD |
| CPU | Annapurna Labs Alpine AL524 |
| CPU Speed / Cores | 2.0GHz / 4-core 64-bit |
| Memory | 8GB DDR4 ECC |
| 10GbE Port | 1 x 10GBASE-T |
| 1GbE Ports | 2 x 1000BASE-T |
| Network Connector | RJ-45 |
| USB Ports | 2 x USB 3.2 Gen 1 Type-A |
| Network File Services | SMB/CIFS, AFP, FTP/FTPS/SFTP, NFS |
| Snapshots | Supported |
| Immutable Snapshots | Supported |
| iSCSI Target | Supported |
| Hot Swap | Supported |
| Hot Spares | Supported |
| Power Supply | Internal AC 100–240V, 50/60Hz |
| Maximum Power Consumption | 100W |
| Operating Temperature | 0–40°C |
| Operating Humidity | 10–85% non-condensing |
| Dimensions | 170 x 215 x 230mm (W x H x D) |
| Weight | Approximately 7.0kg |
| Warranty | 3 years |
FAQs
How much storage is included with the TS5420DN1604?
The TS5420DN1604 includes four 4TB NAS-dedicated HDDs, providing 16TB of total installed raw capacity.
What RAID configuration is used at the factory?
RAID 6 is the factory configuration. The 16TB installed configuration provides 8TB of effective capacity in RAID 6.
How many network ports does the TS5420DN1604 have?
The NAS provides one 10GBASE-T port and two 1000BASE-T ports, all using RJ-45 connectivity.
Does the TS5420DN1604 support iSCSI?
Yes. The TS5420DN1604 supports iSCSI target functionality for compatible server and storage environments.
Can the drives be replaced without shutting down the NAS?
Yes. The drive bays support hot-swappable HDD operation.
What processor and memory are installed?
The NAS uses an Annapurna Labs Alpine AL524 2.0GHz quad-core 64-bit processor with 8GB DDR4 ECC memory.
