TeraStation™ 5020 Series - Desktop 


High-Performance, High-Security Storage Solution - Hard Drives Included

The TeraStation 5020 is Buffalo's business-class network attached storage (NAS) product purpose-built as a secure, high-performance storage solution optimized for high workloads. Available in high-capacity desktop form factors, the TS5020 is an evolution of Buffalo's acclaimed TeraStation 5010 and 6000 Series devices, offering advanced productivity and security features such as snapshot technology for near-instantaneous data backup and recovery, VMware and Hyper-V certifications for virtualization solutions, the cutting-edge Btrfs fiile system for smoother high-load data operations, and robust data backup and security options. The TS5020 is optimized for advanced data storage and file server operations so you can store your data with peace of mind.

 

Buffalo Terastation 5020 Series is FIPS 140 CAVP Validated.

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TS5020_Datasheet_V7.2

Overview

Product Highlights


  • FULL-SCALE PROFESSIONAL NETWORK-ATTACHED STORAGE – Business storage solution with hard drives included and optimized to store, share, and back up data for environments of any size.

  • ADVANCED HARDWARE AND FIRMWARE – Product designed for stability and security, capable of handling heavy data loads without dropping performance.

  • PURPOSE-BUILT FOR DATA PROTECTION – Secure NAS on closed system with 256-bit drive encryption, two-factor authentication, and flexible backup features to keep your data safe.

  • SNAPSHOTS FOR INSTANT DATA BACKUP AND RECOVERY – Snapshots can be created and used to recover data near instantaneously, with little or no system disruptions. Quickly recover single files or entire storage volumes and protect your data from user errors, file errors, and ransomware attacks.

  • FAST DATA TRANSFERS – Native 10GbE port for high speed file transfers with no cable upgrades needed.

  • CLOUD INTEGRATION – Sync with Dropbox, Amazon S3, and Microsoft™ Azure and OneDrive to create a hybrid cloud for extra data security, cost savings, and versatile data backup.

  • MADE IN JAPAN – Quality select hardware and fully TAA compliant.

  • PEACE OF MIND INCLUDED – 3-year warranty with optional extended warranty (5-year warranty for registered TS51220 products) that includes hard drive coverage, along with 24/7, award-winning US-based support and data recovery service.

Enhanced Storage and Security


ts5020

The TeraStation 5020 NAS is a secure, all-inclusive turnkey data storage and file server solution designed to optimize file operations for any business environment. The TeraStation 5020 Network Attached Storage is Buffalo’s most secure NAS system yet. It runs on a closed system, with not even the system administrator having root rights. Most competitors’ devices allow third party apps to be installed, which is a possible vector for malware and other cyberthreats. The closed system on the TeraStation NAS bypasses third party apps and the potential vulnerabilities from them to keep the NAS server safe.

 

With pre-tested NAS-grade hard drives included (Enterprise-grade hard drives included for TS51220RH models) and RAID pre-configured, you get out-of-the-box reliability and data protection. The TS5020 also features high storage capacity and Btrfs file system to handle heavy data workloads.

Effortless Data Backup/Restore and Ransomware Protection


snapshots

The TeraStation 5020 utilizes snapshots to quickly save and recover data. A snapshot is essentially a copy of the system data at a given point in time. When needed, you can restore to that point using a snapshot. No matter if a file was accidentally deleted due to user error or a storage volume is locked by ransomware, you can simply revert files and folders to the previously-saved state when the snapshot was created.

 

Snapshots can be created manually or automatically, and can be restored from near instantaneously. Snapshots also take up less space than backup data, allowing you to create a library of granulated restore points for easy file versioning. No matter if it’s a week ago or an hour ago, you can quickly restore a lost or compromised file and be on your way.

Enhanced Login Security


2FA

The TeraStation 5020 utilizes two-factor authentication (2FA) to add a key layer of login security to ensure that only authorized users can access the NAS. When enabled, users logging in to the TeraStation will also need to enter a verification code along with their username and password.

 

This extra layer of protection helps secure data on your NAS against hackers and ransomware. 2FA can significantly improve data security for your NAS, as it ensures that your login information cannot be easily compromised by threat actors, especially if you are logging in remotely.

Certified Storage for Virtualization


2FA

Leverage the benefits of virtualization with the TeraStation 5020. Certified for VMware® and Microsoft® Hyper-V®, the TeraStation can back up your virtual environments with a highly-reliable storage solution.

 

Enable fast deployment and integration into Microsoft and VMware virtual environments, and improve working efficiency with increased virtual application performance and greater flexibility in storage capacity planning and allocation, You can also back up virtual machines to the TeraStation to protect your environment from hardware failure.

Fast Transfer Speeds with Native 10GbE


10 gbps

Multi-gigabit Ethernet can increase network performance to enable faster data transfer speeds. The TeraStation 5020 NAS with a native 10GbE port is perfect for those who are ready to commit to high-level, multi-gigabit data transfers. By using the same Cat5e cables that are already widely-installed around the office, you can enjoy notably faster network speeds within your network environment at much lower costs.

Cloud Integration for Flexible Storage and Backup


You can use the TeraStation as a private cloud to easily back up data on the network, or integrate cloud services to the NAS storage to establish a hybrid cloud. The NAS server supports popular cloud services such as Amazon S3, Wasabi, Dropbox, or Microsoft Azure/OneDrive that you already use.

 

Reap the full benefits of cloud by retaining greater control over storage capacity and scalability to store data as you see fit. You can also keep non-essential workloads and data in the cloud while storing sensitive or essential data in your local TeraStation NAS server for an extra layer of security.

Hybrid Cloud with TeraStation

Warranty and Support


TS Support

The TeraStation 5020 NAS is designed for stable 24/7 operation to keep your data available. TeraStation products are built in Japan, where each hard drive undergoes rigorous testing to ensure compatibility and reliability before being added to the chassis. TeraStation network storage are TAA compliant. 

 

Buffalo provides Peace of Mind with the industry's #1 support. Our award-winning, North America-based technical support is available 24/7. If problems arise, just give us a call and we will work tirelessly to resolve your issue. TeraStation 5020 is also backed with a free 3-year warranty (5-year warranty with product registration for TS51220RH models), with optional Next Business Day/Keep Your Drive warranty options. Warranties can also be extended up to 5 years.

Specifications

Models

Model Name

TS5420

TS5820

Part Numbers

TS5420DN0802
TS5420DN1602
TS5420DN2402
TS5420DN3202 
TS5420DN4002 
TS5420DN1604
TS5420DN3204
TS5420DN4804
TS5420DN6404 
TS5420DN8004

TS5820DN3204
TS5820DN4804
TS5820DN6404 
TS5820DN8004 
TS5820DN6408
TS5820DN9608
TS5820DN12808 
TS5820DN16008 
Configuration Desktop Desktop
Country of Origin Japan Japan

Internal Hard Drives

Number of Drive Bays 4 8
Number of Included Drives 2 or 4 4 or 8
Capacity Range 8, 16, 24, 32, 40, 48, 64, 80TB 32, 48, 64, 80. 96, 128, 160TB 
Drive Type NAS-grade HDD (CMR) NAS-grade HDD (CMR)
Supported RAID 0/1/5/6/10/JBOD 0/1/5/6/10/JBOD
Hot Spares Yes, with hot swapping supported Yes, with hot swapping supported

USB Interface

Standards Compliance USB 3.0 USB 3.0
Connector Type A type A type
Number of Ports 2x USB 3.0; 2x USB 2.0 2x USB 3.2; 2x USB 2.0

Performance

CPU

Annapurna Labs® Alpine Processor
AL524 (2.04 GHz Quad-Core)

Annapurna Labs® Alpine Processor
AL524 (2.04 GHz Quad-Core)
Memory 8 GB DDR4 8 GB DDR4

Environmental & Power

Power Consumption

Max 100W

Data Transfer 72W

Idling 56W

Max 150W

Data Transfer 112W

Idling 97W

Power Supply Internal AC 100-240V, Universal 50/60Hz Internal AC 100-240V, Universal 50/60Hz
Operating Temperature 32˚ - 104˚F (0˚ - 40˚C) 32˚ - 104˚F (0˚ - 40˚C)
Operating Humidity 10 - 85% non-condensing 10 - 85% non-condensing

Shipping

Unit Dimensions (L x W x H) 9.06 x 6.69 x 8.46 in 9.06 x 11.81 x 8.46 in
Unit Weight 12.41 lbs 23.72 - 26.91 lbs
Package Dimensions (L x W x H) 14.1 x 12.2 x 14.3 in 13.8 x 16.5 x 13.8 in
Package Weight 16 lbs 23.80 - 31.52 lbs
Warranty 3 Years 3 Years

LAN Interface

Standards Compliance IEEE802.3an (10GBASE-T), IEEE802.3bz (5GBASE-T/2.5GBASE-T), IEEE802.3ab (1000BASE-T), IEEE802.3u (100BASE-TX), IEEE802.3 (10BASE-T) IEEE802.3an (10GBASE-T), IEEE802.3bz (5GBASE-T/2.5GBASE-T), IEEE802.3ab (1000BASE-T), IEEE802.3u (100BASE-TX), IEEE802.3 (10BASE-T)
Number of Ports 1 (10GBASE-T), 2 (1000BASE-T) 1 (10GBASE-T), 2 (1000BASE-T)
Data Transfer Rates 10 Gbps/1000 Mbps/100 Mbps/10 Mbps 10 Gbps/1000 Mbps/100 Mbps/10 Mbps
Supported Protocols TCP/IP TCP/IP
Network File Services CIFS/SMB, AFP, FTP/FTPS/SFTP, NFS CIFS/SMB, AFP, FTP/FTPS/SFTP, NFS
Connector Type RJ-45 RJ-45

Product Features

Email Notifications  Yes  Yes
Btrfs Filesystem  Yes  Yes
Port Trunking  Yes  Yes
Rapid RAID change  Yes  Yes
Replication  Yes  Yes
Failover  Yes  Yes
UPS  Yes (USB/Network) Yes (USB/Network)
Active Directory  Yes  Yes
Cloud Service Integration  Yes (Dropbox, Amazon S3, Wasabi, Microsoft Azure and OneDrive)  Yes (Dropbox, Amazon S3, Wasabi, Box, Microsoft Azure and OneDrive)
Boot Authentification  N/A  N/A
SNMP  Yes  Yes
Snapshots  Yes  Yes
Snapshot Backup  Yes  Yes
Settings Migration from Old TeraStations  Yes  Yes
Remote Monitoring Services  Yes  Yes
iSCSI  Yes  Yes
iSCSI Backup  Yes  Yes

Server Backup Software Compatibility

Arcserve ArcserveBackup Version r18.0
Arcserve UDP Version 8.0
Acronis Acronis Cyber Protect Version 15
VERITAS Backup Exec Version 21
System Recovery Version 21

Client OS Support

Client OS Support

Windows® 11 (32-bit/64-bit), Windows® 10, Windows® 8.1 (32-bit/64-bit)

Windows Server® 2022, Windows Server® 2019

Mac® OS® X 10.13 or later

Windows® 11 (32-bit/64-bit), Windows® 10, Windows® 8.1 (32-bit/64-bit)

Windows Server® 2022, Windows Server® 2019

Mac® OS® X 10.13 or later

Accessories

Remote Management Service Available for Free Available for Free
Compatible Hard Drives OP-HDN Series OP-HDN Series
Optional Warranty Service Extended options available Extended options available

Box Contents

Included Materials

TeraStation, Quick Setup Guide, AC Cable, Front Panel Key, and Warranty Statement

TeraStation, Quick Setup Guide, AC Cable, Front Panel Key, and Warranty Statement
Included Software  NASNavigator2, NovaBACKUP® Buffalo Edition (One server and ten workstation licenses - available for download after product registration) NASNavigator2, NovaBACKUP® Buffalo Edition (One server and ten workstation licenses - available for download after product registration)
Additional For compliance documents such as RoHS Declaration, Certificate of Volatility, Certificate of Conformance, or others please contact sales@buffaloamericas.com. For compliance documents such as RoHS Declaration, Certificate of Volatility, Certificate of Conformance, or others please contact sales@buffaloamericas.com.

Resources

TeraStation Full Lineup

TeraStation Comparison Chart

TeraStation to Amazon S3 Cloud Integration

TS_to_3rd Party Cloud Support

Value of Hard Drives Included

Why Buffalo NAS

Compatible UPS

UPS compatibility list for TeraStation x10 series

TAA and FIPS Compliance Information

Buffalo Compliance Information

Check RAID Configurations

Downloads

Firmware

    File Size Post Date Version OS Support Notes
2024-03-28 1.66 Windows TS5020 Series Windows Firmware SHA-256 Hash 877DD72D736BE8D654C5FBBBD829F27F39F82DE74376BD54C0351E5D008A9964
2024-03-28 1.66 Mac TS5020 Series Firmware Mac version SHA-256 hash 3A427ED19FA40837ECAB411F9023306436967530C98E9EE63E79D409A8997F63

Documentation

    File Size Post Date Version OS Support Notes
2022-03-31 For certificates and compliancy lists including volatility and RoHS, please email us at sales@buffaloamericas.com.
2022-12-19 Manuals, Quick Setup Guide, and additional software for TeraStation 5020series
2024-03-28 1.66 Windows TS5020 Firmware Update Readme
2024-03-28 1.66 Mac TS5020 Firmware Update Readme
2023-12-19 3.1.0 Windows Readme for NAS Navigator for Windows
2019-07-18 2.99 Windows Lisez-moi pour NAS Navigator pour Windows (français)
2019-07-18 2.99 Mac Readme for NAS Navigator for Mac NOTE: For users running MacOS 10.13 or later, download and install the latest version of NAS Navigator2 from Mac App Store.
2019-07-18 2.99 Mac Lisez-moi pour NAS Navigator pour Mac (français) REMARQUE: pour les utilisateurs d'ordinateurs sous MacOS 10.13 ou ultérieur, téléchargez et installez la dernière version de NAS Navigator2 à partir du Mac App Store.
2019-03-06 UPS compatibility list for TeraStation x10 and WSS series
2019-11-11 1.02 Windows Readme for B-Sync for Windows
2019-08-30 1.10 Windows English readme for TS6000 snapshot agent
2019-08-30 1.10 Windows Lisez-moi français pour l'agent de capture instantanée TS6000

Utilities

    File Size Post Date Version OS Support Notes
2024-03-13 3.1.1 Windows NAS Navigator for Windows - Self extracting installer. SHA256 hash D0EB01F1BCE5155A2BB62CE0EDE3133E80E07463555B655038CFC26E07BC7731
2019-07-18 2.99 Mac NAS Navigator for Mac NOTE: For users running MacOS 10.13 or later, download and install the latest version of NAS Navigator2 from Mac App Store. SHA256 Hash: A234CBCBF1B185F8594848A809C629E8A3B67683B86D4A591E2A2E106D38CADA
2021-12-13 202003090000z.1201 Private MIB definition file for TS3000, TS5000, TS7000 (TS-2RZ), TS3010, TS3020, and TS5010 series TeraStations and 700 Series LinkStation
2017-01-04 Link to registration page for all Buffalo products including switches and extended warranties. Also includes setting to provide license information for Novastor NovaBackup software if eligible.
2018-06-01 Windows Download page for the Buffalo Network QuickView software.
2019-11-11 1.02 Windows B-Sync is an application that creates shared links for files stored on the TeraStation. Using the "B-Sync" software will allow you to share files on the TeraStation with users who are not on the same network as the TeraStation.
2019-08-30 1.10 Windows Snapshot agent for TeraStations

Variations


TeraStation™ 5020 Desktop NAS (4-bay) 8TB - 2 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 8

TeraStation™ 5020 Desktop NAS (4-bay) 16TB - 2 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 16

TeraStation™ 5020 Desktop NAS (4-bay) 24TB - 2 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 24

TeraStation™ 5020 Desktop NAS (4-bay) 32TB - 2 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 32

TeraStation™ 5020 Desktop NAS (4-bay) 40TB - 2 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 40

TeraStation™ 5020 Desktop NAS (4-bay) 16TB - 4 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 16

TeraStation™ 5020 Desktop NAS (4-bay) 32TB - 4 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 32

TeraStation™ 5020 Desktop NAS (4-bay) 48TB - 4 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 48

TeraStation™ 5020 Desktop NAS (8-bay) 80TB - 4 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 80

TeraStation™ 5020 Desktop NAS (4-bay) 64TB - 4 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 64

TeraStation™ 5020 Desktop NAS (8-bay) 32TB - 4 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 32

TeraStation™ 5020 Desktop NAS (8-bay) 48TB - 4 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 48

TeraStation™ 5020 Desktop NAS (8-bay) 64TB - 4 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 64

TeraStation™ 5020 Desktop NAS (8-bay) 64TB - 8 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 64

TeraStation™ 5020 Desktop NAS (8-bay) 96TB - 8 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 96

TeraStation™ 5020 Desktop NAS (8-bay) 128TB - 8 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 128

TeraStation™ 5020 Desktop NAS (8-bay) 160TB - 8 drives included

  • - Desktop
  • - 8
  • - NAS
  • - 160

TeraStation™ 5020 Desktop NAS (4-bay) 80TB - 4 drives included

  • - Desktop
  • - 4
  • - NAS
  • - 80

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