Ubiquiti UniFi UNAS 2 B - NAS server, 2x 3,5" HDD/SSD, RAID, 2.5GbE, 5Gbps USB-C, PoE++, black
(Code:NASUBT0003)
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| Code | NASUBT0003 |
| PN | UNAS-2-B |
| EAN | 810177162667 |
| Warranty | 26 months |
| WWW | Manufacturer's webpage |
| Brand |
UBIQUITI
Ubiquiti International Holding B.V.
|
Ubiquiti UniFi UNAS 2 Black
Compact UniFi network storage with support for two 3.5" hard drives and advanced networking features.
UniFi Network Attached Storage (UNAS) 2 represents an elegant solution for home and office environments with support for two 3.5" HDD drives in a compact desktop design. The device is equipped with a powerful quad-core ARM® Cortex®-A55 processor clocked at 1.7 GHz and 4 GB of RAM for smooth operation.
Network connectivity is provided by a 2.5 GbE RJ-45 port with support for 2.5G/1G/100M/10M speeds, while a 5 Gbps USB-C port enables fast storage expansion. Power is delivered via PoE++ with an included 60W adapter, simplifying installation and cabling.
- Two 3.5" HDD slots with maximum power consumption of 52W for drives
- Quad-core ARM® Cortex®-A55 processor clocked at 1.7 GHz with 4 GB RAM
- Fast 2.5 GbE network interface with support for all standard speeds
- USB-C port with transfer speeds up to 5 Gbps for external storage
- PoE++ power supply with included 60W adapter for easy installation
- Color 1.47" LCD display for status overview and device management
- Bluetooth 4.1 interface and system LED indicators
- Compact dimensions 135 × 129 × 223.7 mm and weight of only 1.3 kg
Management via UniFi Drive
The device is managed through the UniFi Drive application version 3.1.7 and newer. Mobile applications are available for iOS™ (version 10.28.0+) and Android™ (version 10.28.3+).
Operating conditions and certifications
UNAS 2 is designed for operation in a temperature range of -5 to +40 °C at relative humidity of 10-90% without condensation. The device meets FCC, CE, IC certifications and is NDAA compliant.
Construction and design
The polycarbonate housing in desktop design provides an elegant appearance suitable for modern interiors while maintaining practical functionality and easy access to ports.
UniFi Drive 4.0 – modern storage with intelligent backups
UniFi Drive 4.0 is a major software update for UniFi storage that brings improved and practical features for everyday use.
- Automatic photo backup from iPhones and iPads – no more third-party cloud services, photos are saved directly to your storage using the license-free UniFi Endpoint app.
- Health Monitor for hard drives and SSDs – monitors drive health and helps prevent failures with timely alerts.
- More detailed system logs – better overview of how data moves and what's happening in the system.
- Microsoft 365 backups outside the cloud – corporate data from Microsoft 365 can be securely archived outside the original cloud service with version support for restoring individual states.
UniFi Drive 4.0 thus transforms storage into an intelligent and resilient platform with a strong focus on data protection and simple management.
BASIC SPECIFICATIONS
Processor: Quad-Core ARM® Cortex®-A55 1.7 GHz
RAM: 4 GB
Storage: 2× 3.5" HDD slots (max. 52W)
Network Interface: 1× 2.5 GbE RJ-45 (2.5G/1G/100M/10M)
Expansion Port: 1× USB-C 5 Gbps
Display: 1.47" color LCM
Wireless Interface: Bluetooth 4.1
Power Supply: PoE++ (60W adapter included)
Dimensions: 135 × 129 × 223.7 mm
Weight: 1.3 kg
Operating Temperature: -5 to +40 °C
Installation Guide: https://dl.ui.com/qig/unas-2-b/#index

Native backup integration
Now includes native backup integration for AWS S3, Backblaze B2, and Wasabi.
Active Directory Support
Active Directory support for SMB folder/directory sharing + access control.






Does UNAS 2 provide backups and file protection?
Does UNAS 2 support disk encryption?
Does UNAS 2 support hot-swapping HDDs?
What is the snapshot limit on UNAS 2?
Does UNAS 2 have a mobile or desktop app for access?
The Identity Endpoint app is also available for desktop and mobile, providing license-free access from anywhere.
More information:
What is the minimum drive setup for UNAS 2?
What type of RAID protection does UNAS 2 support?
What file network protocols does UNAS 2 support?
More information: UniFi Drive - Add UniFi Drive to Your Desktop via SMB
Does UNAS 2 support Apple Time Machine for macOS backups?
Can UNAS 2 be integrated with directory services like AD or LDAP?
More information: Importing Users From Directory Services (AD/LDAP)
What USB drive formats are compatible with UNAS 2?
| Brand | |
| Type specification: | Desktop (bez HDD) |
| Manufacturer: | UBIQUITI |
| Pevný disk | |
| HDD size: | 3,5" |
| Inputs and outputs | |
| RJ-45: | 1 |
| USB-C: | 1 |
| Physical properties | |
| Color: | black |
| Weight (kg): | 1.3 |
| Dimensions: | 223,7 × 135 × 129 mm |
Product price timeline.
Logistics parameters
- Weight: 2.3 kg
- Width: 30 cm
- Height: 17 cm
- Depth: 23 cm
- Volume: 11730 cm3
- Qty: 1 pcs


