Ubiquiti UNAS 4

0 TB
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Product details

The UniFi UNAS-4-W is a powerful Network Attached Storage (NAS) device designed for efficient data storage and management. Featuring four bays for 2.5/3.5-inch hard drives and two M.2 NVMe SSD cache slots, this device offers a flexible solution for various storage requirements. The 2.5-GbE network connectivity ensures fast data transfer rates, while the USB-C ports provide additional connectivity options. The included PoE+++ adapter enables easy power supply and installation. With a compact design and 4 GB of RAM, the UNAS-4-W is ideal for small to medium-sized networks that require a reliable and scalable storage solution.

  • Four bays for 2.5/3.5-inch hard drives
  • Two M.2 NVMe SSD cache slots
  • 2.5-GbE network connectivity for high speeds
  • Compact design with PoE+++ adapter included.

Key specifications

NAS HDD assembly
NAS empty enclosure
Max. number of hard disks
4
RAID configuration
10, 5, 6
Working memory
4 GB
Total storage capacity
0 TB
Network connections
RJ45 2.5 Gigabit Ethernet (1x)
Exact USB ports
USB-C 3.2 Gen 1 (1x)

General information

Item number
68501853
Manufacturer
Ubiquiti
Category
NAS
Manufacturer No.
UNAS-4-W
Release date
18.3.2026
Sales rank in Category NAS
26 of 562
May include power adapter
Yes

Colour

Colour
White
Exact colour description
White

NAS properties

NAS HDD assembly
NAS empty enclosure
Model
Desktop
Max. number of hard disks
4
Hard drive form factor
2.5", 3.5"
RAID configuration
10, 5, 6
Working memory
4 GB

Hard drive slots

Data storage configuration
0 TB
Total storage capacity
0 TB
Hard disk additional functions
Hot swapping

Processor

Processor type
ARM Cortex-A55
Clock frequency
1.70 GHz
Number of processor cores
4 -Core

Network connections

Network connections
RJ45 2.5 Gigabit Ethernet (1x)

Wireless transmission

Connectivity
Ethernet, USB

Additional connections

USB ports
USB-C
Exact USB ports
USB-C 3.2 Gen 1 (1x)

Power

Power consumption
90 W

Mains supply properties

Redundant power supply unit
No

Origin

Country of origin
Vietnam

Voluntary climate contribution

CO₂ emissions
156.1 kg
Climate contribution
CHF 3.71

Product dimensions

Length
24.60 cm
Width
12.90 cm
Height
22.45 cm
Weight
2.60 kg

Package dimensions

Length
36.80 cm
Width
28.70 cm
Height
18.30 cm
Weight
4.36 kg

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

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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.QNAP
    0.8 %
  • 2.Ubiquiti
    0.9 %
  • 3.Ugreen
    1 %
  • 4.Synology
    1.1 %
  • 5.Asustor
    1.3 %

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.Synology
    4 days
  • 2.Ubiquiti
    4 days
  • 4.QNAP
    9 days
  • 4.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
    4.4 %
  • 5.Asustor
    5.3 %
  • 6.Terramaster
    6.4 %
Source: Digitec Galaxus