NAS520 - Zyxel Network Attached Storage NAS520 2Bay Personal | Aztek Computers
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SKU: V1G5E48FGN |  Mfg. Part: NAS520  | UPC: 760559123734  | 
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NAS520 - Zyxel Network Attached Storage NAS520 2Bay Personal Cloud Server Media Retail

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Product Overview

NAS520 - Zyxel Network Attached Storage NAS520 2Bay Personal Cloud Server Media Retail

Expert Overview

The ZyXEL NAS520 is a 2-bay Network Attached Storage (NAS) device designed for small business or IT environments requiring local data storage and access. It features a FreeScale FS1024 Dual Core 1.2 GHz CPU and 1GB DDR3 memory, supporting two 2.5" or 3.5" SATA II hard drives up to a total of 12 TB. Connectivity includes two Gigabit Ethernet ports, three USB 3.0 ports, and an SDXC card reader. This unit provides capabilities for file sharing across Windows, Linux/Unix, and Mac OS environments using CIFS/SMB, NFS, and AFP protocols. It supports various data management functions, including scheduled backups to other NAS devices, external USB drives, and cloud services like Dropbox and ownCloud. The NAS520 addresses needs for centralized data storage, media serving, and remote access, offering a practical solution for managing digital assets.

Technical Specifications

Hardware Specifications
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 12 TB (6 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 Operating Environment
Temperature: 0 degrees celsius to 40 degrees celsius (32 degrees Fahrenheit to 104 degrees Fahrenheit)
Humidity: 10% to 95% (Non-condensing) Storage Environment
Temperature: -30 degrees celsius to 70 degrees celsius (-22 degrees Fahrenheit to 158 degrees Fahrenheit)
2.Humidity: 10% to 95% (Non-condensing) Certification
Safety: CE LVD, BSMI
EMC: CE, FCC class B, C-Tick, BSMI
Others: DLNA 1.5, UPnP Networking

Network protocol: CIFS/SMB for Windows
NFS for Linux/Unix
AFP for Mac
DHCP client
PPPoE
Network Time Protocol (NTP)

Network applications:
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) 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
Item Dimension (L inchxW inchxH inch)
17 x 2 x 18

Weight
5.80lb

Warranty Information
2 years

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • ZYXEL
  • NAS520
  • 760559123734
  • New
  • 2 lbs
  • 6 X 9 X 6
  • May 27, 2026
  • Dec 30, 2025
Product Identifiers: Brand: Zyxel • Part #: NAS520 • UPC: 760559123734 • Category: Network Attached Storage

Frequently Asked Questions

What hard drive configurations are supported by the NAS520?

The NAS520 supports two 2.5" or 3.5" SATA II hard drives. It can accommodate up to 12 TB total storage, with a maximum of 6 TB per drive. It also supports JBOD, RAID 0, and RAID 1 configurations.

What connectivity options are available for external devices and networking?

The NAS520 includes two Gigabit Ethernet RJ-45 connectors for network integration. For external devices, it provides three USB 3.0 ports and one SDXC card reader, supporting cards up to 128 GB.

What operating systems are compatible with the NAS520 utility?

The utility for the NAS520 is compatible with Windows XP and onward, as well as Mac OS X 10.5 and onward. Supported browsers include IE 11+, Firefox 20+, Google Chrome 37, and Safari 5+.

Can this NAS be used for media serving and cloud synchronization?

Yes, the NAS520 functions as a DLNA 1.5 media server, UPnP AV server, and iTunes server. It also supports synchronization with cloud services such as Dropbox, Memopal, and ownCloud, and includes smartphone applications like zCloud and ownCloud for remote access.

NAS520 - Zyxel Network Attached Storage NAS520 2Bay Personal Cloud Server Media Retail

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Reviews for Zyxel NAS520

$217.87