LS421e
Product Thumbnail
LS421e
Product Thumbnail
LS421e
Product Thumbnail
LS421e
Product Thumbnail
LS421e
Product Thumbnail
LS421e
Product Thumbnail

LinkStation™ 421e Diskless Enclosure
High Performance 2-Bay NAS Personal Cloud Storage and Media Server

Buffalo's LinkStation™ 421e Diskless Enclosure offers high performance, feature rich network storage and backup for all PC and Mac® computers on your home network at speeds up to 80+ MB/s. Stream music and movies and access your files over the Internet while away from home.

  • 2-Bay Diskless Enclosure
  • Scalable Capacity
  • High Performance - 3X Faster than a Standard NAS Device*
  • DLNA Certified™, iTunes® and PS3™ Media Server Functionality
  • Intuitive User Interface and Easy-to-Use Setup Wizard
  • USB Port for Backup or Printer Sharing
  • LinkStation™ NAS System
Diskless Enclosure / LS421DE
Compare This Product

HIGH PERFORMANCE HOME DATA & MEDIA SERVER

Buffalo's LinkStation™ 421e Diskless Enclosure is a high performance 2-bay network storage device that comes equipped with a whole host of features, perfect for storing, sharing, serving and protecting your most important data. Back up multiple PCs and Mac® computers simultaneously and enjoy uninterrupted access to terabytes of storage on your network and even over the Internet while away from home.


reliable and secure network storage SECURE CENTRAL STORAGE

With terabytes of storage, LinkStation™ 421e Diskless Enclosure provides a reliable, central location to store all data from every PC and Mac® computer, tablet device and smartphone in your home or small office.

Store, access and share files from anywhere over your wireless network at speeds up to three times as fast as a standard NAS device!


exceptional performance EXCEPTIONAL PERFORMANCE

Equipped with a high performance 1.2 GHz dual issue ARM processor and DDR3 RAM, LinkStation™ 421e Diskless Enclosure offers much more than simple home shared storage. This dual-bay network storage device boasts transfer speeds up to 80+ MB/s, nearly twice as fast as a standard USB 2.0 drive and three times faster than a standard NAS device.


custom scalability CUSTOM SCALABILITY

Diskless enclosure offers easy scalability up to 8 TB for high capacity network storage and backup.


automatic data protection AUTOMATIC DATA PROTECTION

When two hard drives are inserted, LinkStation™ 421e supports RAID 0/1 for maximum capacity or redundant data protection.

  • RAID 0 combines all drives into a single array offering maximum capacity with no redundancy
  • RAID 1 mirrors the two drives, creating an exact copy of data for fault tolerance

stream your favorite media STREAM YOUR FAVORITE MEDIA

LinkStation™ 421e Diskless Enclosure is DLNA Certified™ and it can be used as an iTunes® server to stream all of your favorite music, movies and shows to multiple devices simultaneously.

Now you can relax and watch movies on your big screen TV while music is pumped outdoors by the pool. Centralize your media files for simple sharing and streaming.


easy scheduled backup EASY SCHEDULED BACKUP

LinkStation™ 421e Diskless Enclosure features five licenses of NovaBACKUP® Workstation - Buffalo Edition and Time Machine® support for Mac® for whole home data backup.

Disaster and hard drive failures happen unexpectedly; don't leave your important files and treasured memories in the hands of chance. Schedule backups for every computer in your house and easily protect all of your data, down to the very last byte.


free personal cloud service FREE PERSONAL CLOUD SERVICE

While on the go, Buffalo's free WebAccess service allows you to create a personal cloud for easy remote access and file sharing with anyone, anywhere over the Internet. Your data remains securely stored in one place on your home network, but you can access it quickly from any computer, tablet or smartphone device over the Web. Sharing is as easy as sending a link to your friends and family; they can securely access only the files you've selected for them to see.

For enhanced access on your iPhone®, iPod® touch, iPad® and Android™ devices, download Buffalo's free WebAccess mobile apps.

WebAccess i for iPhone® and iPod® touch
WebAccess i HD for iPad®
WebAccess A for Android


Linkstation NAS system LINKSTATION™ NAS SYSTEM

LinkStation™ 421e Diskless Enclosure runs on Buffalo's LinkStation™ NAS System, providing a host of useful features from network file sharing and security to RAID management, remote access and more. Included on all Buffalo LinkStation™ devices, LinkStation™ NAS System simplifies your everyday data needs.


*Standard NAS configuration based on a 600 MHz Single Issue ARM processor with 64 MB DDR2 RAM.

Internal Hard Drives
Number of Drives 2 Empty Bays (HDDs not included)
LAN Interface
Standard Compliance (10BASE-T)IEEE802.3, (100BASE-TX)IEEE802.3u, (1000BASE-T)IEEE802.3ab
Data Transfer Rates 10 / 100 / 1000 Mbps
Connector Type RJ-45
Number of Ports 1
USB Interface
Standard Compliance USB 3.0/USB 2.0
Number of Ports 1 x USB 3.0
1 x USB 2.0
Data Transfer Rates 480 Mbps (USB 2.0)*
* 480 Mbps is the maximum transfer rate derived from the specifications of the Universal Serial Bus 2.0. Actual transfer rate will vary depending upon environmental factors. Data rate, features and performance may vary based on the configuration of your system and other factors.
Protocol Support
Networking TCP/IP
File Sharing CIFS/SMB, AFP, HTTP/HTTPS, FTP/FTPS
Management HTTP/HTTPS
Other
Dimensions (W x H x D) 3.43 x 5 x 8.03 in
Weight 1.76 lbs
Power Consumption Max 48W
Power Supply External AC 100-240V Universal, 50/60Hz
Client OS Support Windows® 8 (32-bit/64-bit), Windows® 7 (32-bit/64-bit), Windows Vista® (32-bit/64-bit), Windows® XP, Windows® 2000, Windows Server® 2012, Windows Server® 2008, Windows Server® 2003, Windows® 2000 Server, Mac OS® X up to 10.10

*The HDD default format is NTFS; to work with Mac, reformat the HDD using Mac Disk Utility.

†Only basic external hard drive functionality is supported with this operating system; some included utilities may not work.

 

Datasheets Product Datasheet »opens in new window
Supported Hard Drives »opens in new window
Comparison Chart View the comparison chart for this product »
Video Tutorials

FAQs

Installing NAS Navigator for Mac OS

  1. Download the latest version of NAS Navigator from the Buffalo downloads page.
    Mac_NN_web_03.jpg
  2. From the Dock, select the Downloads icon and open the nasnavi installation file.
    Mac_NN_install_01.jpg
  3. Click Install.
    Mac_NN_install_02.jpg
  4. Check the warning and click Open.
    Mac_NN_install_03.jpg
  5. Click Install NAS Navigator.
    Mac_NN_install_04.jpg
  6. Once the installation finishes, click OK.
    Mac_NN_install_05.jpg
  7. NAS Navigator should now be in the Dock.

close
Installing NAS Navigator for Windows

  1. Download the latest version of NAS Navigator from the Buffalo downloads page.
    Mac_NN_web_03.jpg
  2. Right-click on the file and extract it.
    win_NN_install_01.jpg
  3. Follow the wizard or use another application of your choiceto extract the file.
    win_NN_install_02.jpg
  4. After successful extraction, open the location folder.
    win_NN_install_03.jpg
  5. Double-click on the installation file.
    win_NN_install_04.jpg
  6. You may be prompted for administrator permission. If the security dialog box appears, click Run.
    win_NN_install_05.jpg
  7. On the User Account Control dialog box, click Yes. If you are not logged in as the administrator, you will be prompted for the system password.
    win_NN_install_06.jpg
  8. When installation finishes, click OK.
    win_NN_install_07.jpg
  9. Double-click the icon on the desktop to start NAS Navigator.
    win_NN_install_08.jpg

close
Type File Post Date Version OS Support Notes
ZIP 194.93 MB
Download »
2015-02-25 1.80 Windows Firmware for the LS400 Series Linkstation
ZIP 201.02 MB
Download »
2015-02-25 1.80 Macintosh Firmware Updater for Linkstation 400 Series - Macintosh
Type File Post Date Version OS Support Notes
TXT 1.36 KB
Download »
2013-07-22 1.20 Windows Readme for LinkNavigator for LS400 Ver.1.20
TXT 1.08 KB
Download »
2013-07-22 1.20 Macintosh

LinkNavigator for LS400 Ver.1.20(Macintosh) readme

Type File Post Date Version OS Support Notes
ZIP 64.92 MB
Serial Number Required »
2013-07-22 1.20 Windows LinkNavigator for LS400 Ver.1.20
ZIP 17.69 MB
Serial Number Required »
2013-07-22 1.20 Macintosh

LinkNavigator for LS400 Ver.1.20(Macintosh)

Type File Post Date Version OS Support Notes
ZIP 6.13 MB
Download »
2015-02-05 2.81 Windows NAS Navigator for Windows
ZIP 5.98 MB
Download »
2015-02-05 2.81 Mac OS X NAS Navigator for Mac
Type File Post Date Version OS Support Notes
EXE 60.91 MB
Serial Number Required »
2013-01-10 14.1.11 Windows NovaBACKUP Professional for Windows (LinkStation)
Type File Post Date Version OS Support Notes
TXT 8.81 KB
Download »
2015-02-25 1.80 Windows Readme for Linkstation 400 Series Firmware - Windows
TXT 7.60 KB
Download »
2015-02-25 1.80 Macintosh Readme for Linkstation 400 Series Firmware - Macintosh
TXT 4.72 KB
Download »
2015-02-05 2.81 Windows Readme for NAS Navigator for Windows
TXT 6.51 KB
Download »
2015-02-05 2.81 Mac Readme for NAS Navigator for Mac
Type File Post Date Version OS Support Notes
HTM 210.00 B
Download »
2014-10-08     User Manuals and Quick Setup Guides for LS410/LS420/LS421DE LinkStations

Legend:

ZIP ZIP File PDF PDF File HTML HTML File TXT TXT File SIT SIT File BIN BIN File