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Networking

  • Network protocol:
    • CIFS/SMB for Windows
    • NFS for Linux/Unix
    • AFP for Mac
    • DHCP client
    • PPPoE
    • Network Time Protocol (NTP)
  • Network applications:
    • Media server:
      • DLNA 1.5 media server
      • UPnP AV server
      • iTunes server
      • Logitech media server
      • Photo album server
  • Web server:
    • WebDAV
    • FTP server
    • phpMyAdmin/MySQL/PHP
    • RSS client & server
    • Print server (CIFS)
    • Remote Access Support (DyDNS)
  • Smartphone applications:
    • zCloud, ownCloud
  • Network application management:
    • User & group management
    • Package Management for setting up applications
  • Network security:
    • Support HTTPS and FTPES (FTP over explicit TLS/SSL)
    • Encrypted NAS to NAS remote replication
    • Encrypted NAS to external disk archive backup

Data Management

  • Backup support:
    • One-touch copy/sync button for external USB/SD-capable devices backup
    • Backup planner:
      • Instant/Scheduled backup
      • NAS to NAS synchronization/archive backup
      • Rsync
      • NAS to external USB hard disk backup
    • Dropbox, Memopal, ownCloud and NetDrive support
    • Apple Time Machine support
  • Download/Upload support:
    • Auto-download from FTP/HTTP/P2P download service
    • Scheduled download
    • Auto-upload photos and videos to YouTube/Flickr/FTP server
  • File system support:
    • Internal HDD: EXT4
    • External HDD: NTFS, EXT2, EXT3, EXT4, FAT32, HFS+, exFAT

System Management

  • JBOD, RAID 0/1
  • Online firmware upgrade
  • Self-Monitoring Analysis and Reporting Technology (S.M.A.R.T.)
  • iSCSI (release in Q4 2015)

Power and Thermal Management

  • Power control:
    • Internal disk hibernation support
    • Scheduled power on/off/reboot
    • Wake-on-LAN support
    • System automatically resume after power outage
    • APC USB UPS monitoring and auto shutdown
  • Thermal management:
    • Smart fan speed control
    • High temperature alert/buzzer
    • Auto shutdown while high temperature

Minimum System Requirements

  • OS for utility:
    • Windows XP onward
    • Mac OS X 10.5 onward
  • Browsers: IE 11+, Firefox 20+, Google Chrome 37, Safari 5+

Application Package Center

  • Cloud application
    • ownCloud
    • Dropbox
    • Memopal
  • Download management
    • NZBGet
    • Transmission
    • pyLoad
    • Backup planner
    • Gallery
    • WordPress
    • Tftp
    • NFS
    • Logitech media server
    • PHP-MySQL

* Apple and AirPlay are trademarks of Apple Inc., registered in the U.S. and other countries. AirPlay is a trademark of Apple Inc. Zyxel zCloud app v2.1 will support Airplay.

** © 2015 Google Inc. All rights reserved. Chromecast™ is a trademark of Google Inc. Zyxel zCloud app v2.1 will support Chromecast.

*** © 2015 SAMSUNG. All rights reserved. Zyxel zCloud app v2.1 will support Samsung TV.

  • CPU: FreeScale FS1024 Dual Core 1.2 GHz
  • Memory: DDR3 1 G
  • Two 2.5" or 3.5" SATA II hard disk interface supported up to 24 TB (12 TB x 2)
  • Two Gigabit Ethernet RJ-45 connector
  • Three USB 3.0 ports
  • One SDXC card read (Up to 128 GB)
  • Buttons:
    • Power button
    • Copy/Sync button
    • Reset button
  • Smart fan design
  • Power consumption:
    • Access mode: 28.5 watt (full loading: Internal HDD x 2, External HDD x 3, SD x 1)
    • Hard disk spin-down mode: 8.8 watt
  • Power:
    • Input: 100 - 240 V AC, 50/60 Hz
    • Output: 12 V DC, 5 A
  • Front Panel:
  • nas520
  • Rear Panel:
  • nas520
  • Dust Cover:
  • nas520
  • Hard Drive Tray:
  • nas520
  • Item dimensions (WxDxH): 140 x 220 x 160 mm (5.51" x 8.66" x 6.3")
  • Item weight: 1,530 g (3.37 lb.)
  • Packing dimensions (WxDxH): 206 x 308 x 281.5 mm (8.11" x 12.13" x 11.08")
  • Packing weight: 2,640 g (5.82 lb.)

Operating Environment

  • Temperature: 0°C to 40°C (32°F to 104°F)
  • Humidity: 10% to 95% (Non-condensing)

Storage Environment

  • Temperature: -30°C to 70°C (-22°F to 158°F)
  • Humidity: 10% to 95% (Non-condensing)
  • Safety: CE LVD, BSMI
  • EMC: CE, FCC class B, C-Tick, BSMI
  • Others: DLNA 1.5, UPnP

Most 3.5" SATA hard disks are compatible with our NAS series. The following are tested and verified by Zyxel.

(Final Update: 2017.12.06)
Brand Model Name Capacity Interface
Seagate ST3500413AS 500GB SATA 3 Gb/s
ST3500514NS 500GB SATA 3 Gb/s
ST31000524NS 1TB SATA 3 Gb/s
ST31000524AS 1TB SATA 6 Gb/s
ST1000VN000 (NAS) 1TB SATA 6 Gb/s
ST1000VM002 (Video) 1TB SATA 6 Gb/s
ST1500DL003 1.5TB SATA 6 Gb/s
ST32000644NS 2TB SATA 3 Gb/s
ST32000641AS 2TB SATA 6 Gb/s
ST2000DL003 2TB SATA 6 Gb/s
ST2000DM001 2TB SATA 6 Gb/s
ST2000VN000 (NAS) 2TB SATA 6 Gb/s
ST2000VM003 (Video) 2TB SATA 6 Gb/s
ST2000VN004 2TB SATA 6 Gb/s
ST33000651AS 3TB SATA 6 Gb/s
ST3000DM001 3TB SATA 6 Gb/s
ST3000NC000 3TB SATA 6 Gb/s
ST3000VN000 (NAS) 3TB SATA 6 Gb/s
ST3000VM002 (Video) 3TB SATA 6 Gb/s
ST3000VN007 3TB SATA 6 Gb/s
ST4000DM000 4TB SATA 6 Gb/s
ST4000VN000 (NAS) 4TB SATA 6 Gb/s
ST4000VM000 (Video) 4TB SATA 6 Gb/s
ST4000VN008 4TB SATA 6 Gb/s
ST6000VN0033 6TB SATA 6 Gb/s
ST8000VN0002 (NAS) 8TB SATA 6 Gb/s
ST8000VN0022 8TB SATA 6 Gb/s
ST8000NE0004 8TB SATA 6 Gb/s
ST10000NE004 10TB SATA 6 Gb/s
ST10000VN0004 10TB SATA 6 Gb/s
ST12000VN0007 12TB SATA 6 Gb/s
Western Digital WD5001AALS 500GB SATA 3 Gb/s
WD5002AALX 500GB SATA 6 Gb/s
WD5003ABYX 500GB SATA 3 Gb/s
WD1003FBYX 1TB SATA 3 Gb/s
WD10EFRX (RED) 1TB SATA 6 Gb/s
WD10EZEX 1TB SATA 6 Gb/s
WD10EURX 1TB SATA 6 Gb/s
WD10EALX 1TB SATA 6 Gb/s
WD1002FAEX 1TB SATA 6 Gb/s
WD1001FALS 1TB SATA 3 Gb/s
WD1003FBYX 1TB SATA 3 Gb/s
WD15EURS 1.5TB SATA 3 Gb/s
WD2000FYYZ 2TB SATA 6 Gb/s
WD20EFRX (RED) 2TB SATA 6 Gb/s
WD2002FAEX 2TB SATA 6 Gb/s
WD20EURS 2TB SATA 3 Gb/s
WD2002FYPS 2TB SATA 3 Gb/s
WD20EARX 2TB SATA 6 Gb/s
WD30EFRX (RED) 3TB SATA 6 Gb/s
WD30EZRS 3TB SATA 3 Gb/s
WD30EZRX 3TB SATA 3 Gb/s
WD4000FYYZ 4TB SATA 6 Gb/s
WD40EFRX (RED) 4TB SATA 6 Gb/s
WD40EZRX 4TB SATA 6 Gb/s
WD50EFRX(RED) 5TB SATA 6 Gb/s
WD60EFRX(RED) 6TB SATA 6 Gb/s
WD80EFZX 8TB SATA 6 Gb/s
Hitachi HDS721050CLA362 500GB SATA 3 Gb/s
HDS721010CLA332 1TB SATA 3 Gb/s
HDS722020ALA330 2TB SATA 3 Gb/s
HDS723020BLA642 2TB SATA 6 Gb/s
HDS5C3020ALA632 2TB SATA 6 Gb/s
HDS5C3030ALA630 3TB SATA 6 Gb/s
HDS723030ALA640 3TB SATA 6 Gb/s
HDS724040ALE640 4TB SATA 6 Gb/s
Toshiba MD03ACA100V 1TB SATA 6 Gb/s
MD03ACA200V 2TB SATA 6 Gb/s
MD03ACA300V 3TB SATA 6 Gb/s
MD03ACA400V 4TB SATA 6 Gb/s
(Final Update: 2011.09.05)
Brand Model Name
HP Deskjet D1160
Deskjet D2660
Deskjet F2410
EPSON Epson Stylus T22
Epson ME 320
Epson Stylus TX120
Canon PIXMA iP2770
PIXMA MP258
Samsung ML-1915