Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black)
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
  • New
Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black)
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia
Ubiquiti UNAS-4-B|Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black) |Wisp Australia

Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black)

UNAS-4-B
ETA January 2026
$731.50
Tax included

Ubiquiti UNAS-4-B

The UniFi UNAS 4 is a network-attached storage device featuring 4x 2.5/3.5" HDD bays, 2x M.2 NVMe SSD cache slots, 2.5 GbE networking, USB-C connectivity, and a PoE+++ adapter. It offers RAID support, file encryption, and various backup options including cloud services and snapshots.

Key Features

  • 4x 2.5/3.5" HDD bays
  • 2x M.2 NVMe SSD cache slots
  • 2.5 GbE networking
  • USB-C connectivity
  • Included PoE+++ adapter
  • Supports RAID 5, 6, 10
  • File Encryption
  • Backup to cloud services (Google Drive, OneDrive, Dropbox, Amazon S3, Backblaze B2, Wasabi)

Related Products & Accessories

 

UNAS-4-B Ubiquiti UNAS-4-B UniFi 4-Bay NAS with 2.5 GbE, USB-C & PoE+++ (Black)

The UniFi UNAS 4 is a network-attached storage device designed for reliability and flexibility. It provides ample storage space with 4 HDD bays and utilizes NVMe SSDs for caching to boost performance. The device features a 2.5 GbE port for fast network connectivity and supports various RAID configurations and advanced features like file encryption and cloud backups. It combines functionality into a compact desktop form factor, enhancing network storage solutions.

Product Specifications

Specification Details
Dimensions 246 x 129 x 224.5 mm (9.7 x 5.1 x 8.8")
Storage Capacity (4) 3.5" drive bays, (2) M.2 NVMe bays
Networking Interface (1) 2.5 GbE RJ45 (2.5G/1G/100M/10M)
Expansion Port (1) 5 Gbps USB-C
Form Factor Desktop
Hard Drive Capacity (4) 2.5" / 3.5" HDD support, (2) M.2 NVMe SSD support
USB Drive ✓
Max. Power Budget for Drives 80W
Max. Power Consumption 90W
Power Method PoE+++
Power Supply 90W PoE+++ adapter (Included)
Processor Quad-Core ARM® Cortex®-A55 at 1.7 GHz
Memory 4 GB
Management Ethernet
RF Interface Bluetooth 4.1
Display 1.47" color LCM
Weight 2.6 kg (5.7 lb)
Enclosure Material Polycarbonate
LEDs System ✓
Ambient Operating Temperature -5 to 40°C (23 to 104°F)
Ambient Operating Humidity 10 to 90% noncondensing
NDAA Compliant ✓
Certifications FCC, CE, IC
Supported File Protocols NFS ✓, SMB ✓
Supported features on unifi.ui.com RAID Type, RAID 5, RAID 6, RAID 10, RAID Group, Single
Personal Drive & Shared Drive ✓
SSD Cache ✓
Max. NVMe SSD Capacity Supported 2 TiB
File Encryption ✓
Backup to Remote UNAS ✓
Backup to CIFS/SMB Server ✓
Backup to Cloud Services Google Drive, OneDrive, Dropbox, Amazon S3, Backblaze B2, Wasabi
Snapshots ✓
Share Links ✓
Time Machine Backup ✓
Client App Support ✓
User Groups ✓
UNAS-4-B

Related Products & Accessories

Ubiquiti UniFi Flex Mini 5-Port managed Gigabit Ethernet switch
Last items in stock
Network Switches

Ubiquiti UniFi Flex Mini 5-Port managed Gigabit Ethernet switch

Ubiquiti
USW-Flex-Mini
$65.00
USW-Flex-Mini - 5-Port managed Gigabit Ethernet switch powered by 802.3af/at PoE or 5V, 1A USB-C power adapter. Build and expand your network with the UniFi® Switch, part of the Ubiquiti Networks® UniFi Enterprise System. The UniFi Switch, model USW-Flex-Mini, is a smart managed Gigabit switch. It offers 5 RJ45 Ethernet ports, providing 1 Gigabit links...
Ubiquiti UniFi Dream Machine Pro
In Stock
Indoor Wireless Devices

Ubiquiti UniFi Dream Machine Pro

Ubiquiti
UDM-PRO
$781.00
UDM-PRO The UDM-PRO from Ubiquiti Networks is an all-in-one enterprise network appliance. The Ubiquiti UniFi Dream Machine Pro integrates all current and upcoming UniFi controllers with a security gateway, 10G SFP+ WAN, 8-port Gbps switch and off-the-shelf 3.5" HDD support. UDM Pro Key Features All-in-one 1U rack appliance for small to medium sized...
USW-Ultra-210W | Buy Ubiquiti USW-Ultra-210W compact, Layer 2, 8-port GbE PoE switch with versatile mounting options|Wisp Austra
Last items in stock
Network Switches

Ubiquiti USW-Ultra-210W compact, Layer 2, 8-port GbE PoE switch with versatile mounting...

Ubiquiti
USW-Ultra-210W
$392.55
USW-Ultra-210W A compact, Layer 2, 8-port GbE PoE switch with versatile mounting options.  (7) GbE PoE+ output ports  (1) GbE port with optional PoE++ input*  202W PoE availability with the included AC power adapter *Note: The 5-year UI Care service must be applied before the product is opened and activated. FOR NEW SALES ONLY!
USW-Pro-Max-24-PoE|Buy USW-Pro-Max-24-PoE Ubiquiti 24-port, Layer 3 Etherlighting™ switch capable of high-power PoE++ output|WIS
Last items in stock
Network Switches

USW-Pro-Max-24-PoE Ubiquiti 24-port, Layer 3 Etherlighting™ switch capable of...

Ubiquiti
USW-Pro-Max-24-PoE
$1,490.00
USW-Pro-Max-24-PoE Ubiquiti UniFi Managed Gigabit PoE+ Switch, 8x 2.5Gbe PoE++ Ports, 8x Gigabit PoE++ Ports, 8x Gigabit PoE+ Ports, 2x SFP+ Ports, up to Layer 3 Management, Total PoE Budget 400 Watt, Etherlighting via UniFi Etherlighting Network Cable Only Features Etherlighting™ ports that illuminate to indicate port location, speed/link, and...
UCG-Ultra | Buy Ubiquiti UCG-Ultra Compact Cloud Gateway 30+ UniFi device / 300+ client support, 1 Gbps IPS routing,multi-WAN lo
Last items in stock
Ubiquiti

Ubiquiti UCG-Ultra Compact Cloud Gateway 30+ UniFi device / 300+ client support, 1 Gbps...

Ubiquiti
UCG-Ultra
$198.00
UCG-Ultra Compact Cloud Gateway with 30+ UniFi device / 300+ client support, 1 Gbps IPS routing, and multi-WAN load balancing. The UCG-Ultra offers fast, reliable data transfer at 1 Gbps speed, crucial for high-bandwidth operations. Its IDS/IPS feature boosts security against intrusions and attacks. Multi-WAN load balancing enhances connection...
UDR7
In Stock
Indoor Wireless Devices

Ubiquiti UDR7, Desktop 10G Cloud Gateway with integrated WiFi 7, PoE switch, microSD...

Ubiquiti
UDR7
$512.60
UDR7-Dream Router 7 The Ubiquiti UniFi Dream Router 7 is a high-performance networking solution with Wi-Fi 7, a quad-core processor, and multiple Ethernet ports, ensuring fast and reliable connectivity. It features advanced security, UniFi OS for easy management, and WPA3 encryption for enhanced data protection. Designed for scalability, it provides a...
Ubiquiti UNAS-2-W UniFi 2-Bay NAS with 2.5 GbE & USB-C Connectivity (White)
  • New
ETA January 2026
Computing

Ubiquiti UNAS-2-W UniFi 2-Bay NAS with 2.5 GbE & USB-C Connectivity (White)

Ubiquiti
UNAS-2-W
$385.00
Ubiquiti UNAS-2-W UniFi Network Attached Storage with (2) 3.5" HDD bays, 2.5 GbE networking, USB-C connectivity, and an included PoE++ adapter, all in a compact footprint. Key Features 2) 2.5/3.5" HDD / SSD support (1) 2.5GbE RJ45 port Data protection with RAID storage technology 60W PoE++ adapter (Included) 1.47" display 5Gbps USB-C port
Product added to wishlist
Product added to compare.

We use cookies to ensure that we give you the best experience on our website,

if you continue to use this site we will assume that you are happy with it.