Buffalo TeraStation 16TB WS5020 4-Bay NAS Server (4 x 4TB)

Buffalo TeraStation 16TB WS5020 4-Bay NAS Server (4 x 4TB)

Buffalo TeraStation 16TB WS5020 4-Bay NAS Server (4 x 4TB)

B&H # BUWS542016S6 MFR # WS5420RN16S6
Special Order
Expected availability: 7-10 business days

Product Highlights

  • 16TB Storage Capacity
  • 4 x 4TB SATA III HDDs
  • Intel Atom C3338 CPU
  • 8GB of DDR4 ECC RAM
  • 1 x 10GbE Port | 1 x 1GbE Port
  • 3 x USB 3.0/2.0 Type-A Ports
  • RAID 0, 1, 5, and JBOD
  • NAS Functionality
  • NovaBACKUP Software Included
  • Windows & Mac Compatible
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Capacity: 16TB (4 x 4TB)

4TB (2 x 2TB)

Not available with current selections

8TB (2 x 4TB)

Not available with current selections

8TB (4 x 2TB)

Not available with current selections

16TB (4 x 4TB) 32TB (4 x 8TB)

Special Order

Operating System: Standard

Standard Workgroup

Not available with current selections

Configuration: Rackmount


Not available with current selections


This item is noncancelable and nonreturnable.

$0.00 Tax Collected Outside NY and NJ

You Pay: $3,599.99

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Buffalo TeraStation WS5020 overview

  • 1Description

Designed for use in small to medium size business environments, the TeraStation 16TB WS5020 4-Bay NAS Server from Buffalo features four drive bays and supports RAID 0, 1, 5, and JBOD configurations allowing you to arrange the drives to suit your specific storage needs.

The TeraStation comes equipped with a single 10GbE port and a single 1GbE port for enhanced high-speed network connectivity so you can access files, manage your storage drives, and more with little to no lag. In addition to the built-in network ports, this NAS server also comes equipped with two USB 3.0 Type-A ports to connect compatible USB storage devices directly to the enclosure. Inside the TeraStation, you will find an Intel Atom C3338 processor along with 8GB DDR4 RAM ensuring this server operates smoothly even under the most demanding network conditions. Integrating the WS5020 NAS into existing Windows operating system environments is simple thanks to support for Windows Storage Server 2016 Workgroup Edition so you can get up and running in no time.

  • Pre-tested NAS-grade hard drives come pre-configured RAID 5
  • 3-year warranty with 24/7 North America-based support (optional extended warranty)
  • Windows Storage Server 2016 Workgroup Edition
  • No CAL (Client-Access Licenses) required. Cost-effective storage solution to make full use of existing Windows-based environments
  • Efficient and high-speed backup with deduplication feature/native 10GbE port/8GB ECC memory
  • Supports a variety of backup and features [Shadow Copy/Azure Backup]
  • Highly secured with the latest SMB protocol support (3.1.1)
  • Business-level sever/PC backup NovaBACKUP software bundled
  • Made in Japan / TAA compliant
UPC: 747464133423
Table of Contents
  • 1Description

Buffalo TeraStation WS5020 specs

Configuration Rackmount
Operating System Windows Storage Server 2016 Standard Edition
Installed Hard Drives Number of Drive
16 TB
Drive Interface
SATA 6 Gb/s
Supported RAID
0/1/5/JBOD (Individual Disks) (Default 5)
USB Interface 3 x USB 3.0 Type-A
Performance CPU
Intel Atom C3338
8 GB DDR4 with ECC
Temperature & Humidity Operating Temperature
32 to 104°F / 0 to 40°C
Operating Humidity
10 to 85% non-condensing
Power Power Consumption
100 W
Power Supply
Internal 100 to 240 VAC; 50/0 Hz
Standards Compliance IEEE802.3an (10GBASE-T)
IEEE802.3bz (5GBASE-T/2.5GBASE-T)
IEEE802.3ab (1000BASE-T)
IEEE802.3u (100BASE- 2TX), IEEE802.3 (10BASE-T)
Number of Ports 1 x 10GBASE-T
2 x 1000BASE-T
Data Transfer Rates 10 Gb/s, 5 Gb/s, 2.5 Gb/s, 1000 Mb/s, 100 Mb/s, 10 Mb/s
Connector Type RJ45
Client OS Support Windows 10, Windows 8.1 (32-bit/64-bit), Windows 7 (32-bit/64-bit), Windows Server 2016, Windows Server 2012, Windows Server 2012R2, Windows Server 2008, Windows Server 2008R2, Mac OS X 10.5 or later
Dimensions 16.9 x 16.9 x 1.7" / 42.9 x 42.9 x 4.3 cm
Weight 19.8 lb / 9.0 kg

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