High Performance Storage Solution for Windows-based Environments- Hard Drives Included
TeraStation WS5020 is an affordable and reliable Network Attached Storage solution integrated with Windows Storage Server 2016 (pre-tested NAS-grade hard drives included). This specialized operating system helps with simple deployment and management of your growing storage demands to integrate seamlessly with your existing Windows-based environment.
WS5020 is an ideal solution for consolidating multiple file servers into a single solution that enables cost reduction and lowering the overhead on your existing servers for other workloads.
WHERE TO BUY WS5020_family_datasheet.
Pre-tested NAS-grade hard drives included with RAID pre-configured
3-year warranty with 24/7 North America-based support (Optional Extended Warranty)
4-bay Rackmount NAS with Windows Storage Server 2016 (Standard) with native integration with the Active Directory Service
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 features [Shadow Copy/Azure Backup/iSCSI]
Highly secured with the latest SMB protocol support (3.1.1)
Business-level sever/PC backup NovaBACKUP® software bundled
Made in Japan / TAA compliant / $100 value Rackmount Rail Kit included
Easy and Simple: Smooth integration with your Windows environment
With hard drives included, the TeraStation is a one-stop, all-inclusive backup and recovery storage solution, allowing you to store in your network just by plug and play
Windows Storage Server 2016 provides you seamless integration for expanding storage capability
The device is preconfigured for out-of-the-box use, and WS5020 integrates with your existing Windows environment infrastructures. You can make full use of commonly-used network environments and standard management software you already have for your environment. (More information about Windows Storage Server 2016)
We make it easy for you, and this is the reason why Buffalo NAS is the best choice
- Pre-tested NAS-grade hard drives included with RAID pre-configured
- 24/7 North America-based support, including 3 years premium phone support
- LCD display allows easy visibility of the current unit status
- TeraStation data can be easily backed up to external storage (DriveStation) or other Rsync-based NAS devices
10GbE Compatible: Ready for future data growth
While having a growth in data and file sizes, you can now benefit greatly from lower-costing 10GbE products. 10GbE-compatible devices and category 6A (Cat 6a) or higher-rated cables allow improvements to office productivity by eliminating network bottlenecks and shortening data backup times.
No 6A cabling in your office? No problem! WS5020 is compatible with IEEE802.3bz and it gives you faster data transfer speeds even with your CAT 5e environment.
* 4 GB file copy speed: Performance measured with RAID 5 mode
Test Environment (August 2018)
WS5420RN08S6 (RAID 5 configuration) / WS5400RN08S6 (RAID 5 configuration)
CPU: Intel (R) Core (TM) i7 7700, M/B: Intel® H270 chipset (ASUS STRIX H270 F GAMING)
Memory: PC - 2700 DDR4 8 GB x 4 (System 16 GB, RAMDISK 16 GB)
NIC: Intel Gigabit CT Desktop Adapter OS: Windows 10 Enterprise 64bit
Install Anti-Virus software ("TrendMicro Virus Buster XG“, Trend Micro Co., Ltd.) to NAS.
While running Virus check on the NAS, copy 4 GB of data from the NAS to 10 PCs on the LAN.
Measure the time until all 10 PCs complete the data download.
Reliable Quality: Designed for 24/7 operation
Your data is secure with our small business purpose build TeraStation, designed for 24/7 operation.
- Peace of mind included with Industry # 1 support
Buffalo Terastation WS5020 is built in Japan and passes severe burn-in testing with NAS-grade hard drives included, thus ensuring compatibility and reliability.
The device comes with free 3-year warranty and 24/7 North America-based support. If problems arise, just one call to our premium phone support desk and we will work tirelessly to resolve your issue.
Buffalo also offers optional Next Business Day / Keep Your Drive warranty options. Warranties can be extended up to 5 years
- Purpose build & optimized for data storage
The WS5020 series run the Windows Storage Server OS, which is optimized for the data backup and file sharing. Optimal performance with 60 simultaneous client PCs and access for 24 hours.
The NAS hardware is built with business-class components to provide stable 24/7 operation, including server-class 8GB ECC memory to stabilize the performance.
Internal Hard Drives
|Number of Drive Bays||4|
|Number of Included Drives||4|
|Capacity Range||16, 32 TB|
|Drive Interface||SATA 6 Gbps|
|Supported RAID||0/1/5/JBOD (Individual Disks) (Default 5)|
|Standards Compliance||USB 3.0|
|Connector Type||A type|
|Number of Ports||3x USB 3.0|
|Data Transfer Rates||5 Gbps|
|CPU||Intel Atom C3338|
|Memory||8GB DDR4 with ECC|
Environmental & Power
Data Transfer 61.7W
|Power Supply||Internal AC 100-240V Universal 50/60Hz|
|Operating Temperature||32˚ - 104˚F (0˚ - 40˚C)|
|Operating Humidity||10 - 85% non-condensing|
(L x W x H)
|16.9 x 16.9 x 1.7 in|
|Product Weight||19.2 lbs|
|Package Dimensions (L x W x H)||23.0 x 21.3 x 7.9 in|
|Package Weight||28.7 lbs|
|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)|
|Number of Ports||1 (10GBASE-T), 2 (1000BASE-T)|
|Data Transfer Rates||10 Gbps / 1000 Mbps / 100 Mbps / 10 Mbps|
|Network File Services||CIFS/SMB, AFP, FTP, SFTP, NFS, SNMP|
|Client OS Support||
|Compatible Hard Drives||
OP-HD2.0N, OP-HD4.0N, OP-HD6.0N, OP-HD8.0N
|Optional Warranties||KYD (3YKYD30/5YKYD30)
|Included Software||NAS Navigator2, NovaBACKUP® Buffalo Edition (one server and ten workstation licenses)|
|Value of Hard Drives Included||Why Buffalo NAS|
|Network Attached Storage for Business Chart||TeraStation Comparison Chart|
TeraStation to Amazon S3 Cloud Integration
TS_to_3rd Party Cloud Support
|Perfect case to use TS5010 series||
|Compatible Non Buffalo Drives for TS51210||compatible_non_buffalo_drives.pdf|
|Perfect Solution Scenario for TS51210||TS51210_Solution_Scenario.pdf|
|File Size||Post Date||Version||OS Support||Notes|
|View Site||2018-04-06||Manuals and Quick Setup Guide for WS5420RN6|
|Download||2018-14-05||2.93||Windows||Readme for NAS Navigator for Windows|
|Download||2018-14-05||2.93||Mac||Readme for NAS Navigator for Mac|
|File Size||Post Date||Version||OS Support||Notes|
|Download||2018-14-05||2.93||Windows||NAS Navigator for Windows|
|Download||2018-14-05||2.93||Mac||NAS Navigator for Mac|
|View Site||2017-04-01||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.|