Ubiquiti UniFi UNAS Pro 4

0 TB
2Ratings
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Product details

The Ubiquiti UNAS-Pro-4 is a powerful 1U rackmount NAS designed for the efficient storage and sharing of large amounts of data. With four slots for 2.5/3.5-inch hard drives and two M.2 NVMe SSD cache slots, this device enables fast access and low latency. The network interfaces include two 10G SFP+ ports and one Gigabit RJ45 port, ensuring a highly available network connection of up to 10 Gbit/s. The Quad-Core ARM Cortex-A57 processor running at 2.0 GHz and 8 GB of RAM ensures smooth data management and processing. The robust SGCC steel chassis and redundant power supply provide additional security and stability during operation. The UNAS-Pro-4 is ideal for businesses that require a reliable and high-performance storage solution.

  • Fast access through M.2 NVMe cache slots
  • Two 10G SFP+ ports for high network speed
  • Redundant power supply for increased availability
  • Robust SGCC steel chassis for durability.

Key specifications

NAS HDD assembly
NAS empty enclosure
RAID configuration
10, 5, 6
Working memory
8 GB
Total storage capacity
0 TB
Network connections
RJ45 Gigabit Ethernet (1x), SFP+ (2x)
Exact USB ports
USB-A 3.2 Gen 1 (2x)

General information

Item number
69401902
Manufacturer
Ubiquiti
Category
NAS
Manufacturer No.
UNAS-PRO-4
Release date
14.4.2026
Sales rank in Category NAS
86 of 592
External links
Manufacturer's site (de)
May include power adapter
No

Colour

Colour
Grey
Exact colour description
Grey, Silver

NAS properties

NAS HDD assembly
NAS empty enclosure
Rack height units
1 U
Hard drive form factor
2.5", 3.5"
RAID configuration
10, 5, 6
Working memory
8 GB
Add-on packages
Download Station, The Cloud Sync, VPN server

Hard drive slots

Data storage configuration
0 TB
Total storage capacity
0 TB

Processor

Processor type
ARM Cortex-A57
Clock frequency
1.70 GHz
Max. turbo clock rate
2 GHz
Number of processor cores
4 -Core

Network connections

Network connections
RJ45 Gigabit Ethernet (1x), SFP+ (2x)

Wireless transmission

Connectivity
Ethernet

Additional connections

USB ports
USB-A
Exact USB ports
USB-A 3.2 Gen 1 (2x)
Internal connections
M.2 (2x)

Power

Power consumption
150 W

Mains supply properties

Number of fans
3x
Redundant power supply unit
No

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
402.26 kg
Climate contribution
CHF 9.58

Scope of delivery

Scope of delivery
Ethernet/LAN

Product dimensions

Length
40 cm
Width
44.24 cm
Height
4.37 cm
Weight
6.70 kg

Package dimensions

Length
77 cm
Width
60 cm
Height
24 cm
Weight
12.14 kg

30-day right of return
24 Months Warranty (Bring-in)

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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
  • 2.Ugreen
    1 %
  • 3.Synology
    1.1 %
  • 3.Ubiquiti
    1.1 %
  • 5.Asustor
    1.3 %
  • 6.Terramaster
    1.8 %

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
    2 days
  • 2.Ubiquiti
    3 days
  • 3.Synology
    4 days
  • 4.QNAP
    8 days
  • 5.WD
    9 days

Return rate

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

Source: Digitec Galaxus
  • 2.Synology
    2.7 %
  • 3.Ugreen
    2.8 %
  • 4.Ubiquiti
    4.3 %
  • 5.Asustor
    5.4 %
  • 6.Terramaster
    6.4 %
Source: Digitec Galaxus