QNAP TS-559 Pro II, Professional NAS for 5 hard drives, AD

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Product details

The TS-559 Pro II is a powerful and energy-efficient NAS system designed for professional use. Equipped with an Intel Atom 1.8GHz dual-core processor, this device delivers reliable performance for various applications, including virtualization and data management. It supports Windows Active Directory and iSCSI, making it a flexible solution for businesses that require centralized data management. With the capability to integrate up to five hard drives, the NAS achieves a maximum storage capacity of 15 terabytes. Configuration is conveniently done via a display, and support for VMware vSphere allows for seamless integration into existing IT infrastructures. Additionally, the device offers features such as online RAID capacity expansion and AES 256-bit data encryption to ensure the security and availability of data.

  • Support for VMware vSphere 4 and above
  • AES 256-bit volume-based data encryption
  • Online RAID capacity expansion for flexible storage management
  • Two LAN ports for failover and load balancing
  • Hot swapping function for hard drive replacement without system downtime.

Key specifications

Max. number of hard disks
5
RAID configuration
0, 1, 10, 5, 6
Working memory
1 GB
Total storage capacity
15 TB
Network connections
RJ45 (2x)
Exact USB ports
USB-A 2.0 (4x), USB-A 3.0 (2x)

General information

Item number
254527
Manufacturer
QNAP
Category
NAS
Manufacturer no.
TS-559 Pro II
Release date
6.4.2011

NAS properties

Model
Desktop
Max. number of hard disks
5
Hard drive form factor
3.5"
RAID configuration
0, 1, 10, 5, 6
Memory type
DDR3-RAM
Working memory
1 GB
Maximum possible memory
3 GB
Add-on packages
QNAP: Notes / Signage / Photo / Video / Multimedia / Digital TV / TV / Music / Surveillance Station, Virtualization Station, myQNAPcloud, File / Backup / HD / DJ / Download Station, Qairplay, Qsync, Print Server, HappyGet, DLNA Media Server, Antivirus, Webserver, iTunes / Mail / VPN Server

Hard drive slots

Total storage capacity
15 TB
Hard disk additional functions
Hot swapping

Processor

Clock frequency
1.80 GHz
Number of processor cores
2 -Core

Network connections

Network connections
RJ45 (2x)

Wireless transmission

Connectivity
USB

Additional connections

USB ports
USB-A
Exact USB ports
USB-A 2.0 (4x), USB-A 3.0 (2x)
Internal connection options
M.2 SATA (2x)
Data ports
eSATA (2x)

Video surveillance

Number of camera licenses included
0x
Max. number of cameras
4x

Mains supply properties

Power consumption
44 W
Power consumption (standby)
22 W
Number of fans
1x
Fan diameter
120 mm

Origin

Country of origin
Taiwan

Product dimensions

Length
23.54 cm
Width
21.06 cm
Height
18.50 cm
Weight
5.10 kg

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «NAS» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.Ubiquiti
    0.7 %
  • 2.QNAP
    0.9 %
  • 2.Ugreen
    0.9 %
  • 4.Asustor
    1.1 %
  • 4.Synology
    1.1 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Ugreen
    1 day
  • 2.WD
    3 days
  • 3.Synology
    4 days
  • 4.QNAP
    10 days

Return rate

How often is a product of this brand in the «NAS» category returned?

Source: Digitec Galaxus
  • 1.QNAP
    2.4 %
  • 2.Synology
    2.7 %
  • 3.Ugreen
    2.8 %
  • 4.Ubiquiti
    3.6 %
  • 5.Terramaster
    5.1 %
Source: Digitec Galaxus