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Ubiquiti Flex Mini 2.5G

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Excl. VAT: £40.95 Incl. VAT: £49.14
SKU USW-Flex-2.5G-5-EU

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UniFi Flex Mini 2.5G – Compact 5-Port 2.5G Switch with PoE or USB-C Power

The UniFi Flex Mini 2.5G is a compact, Layer 2 switch designed to extend UniFi networks with multi-gigabit connectivity. It features four 2.5 GbE ports and one 2.5 GbE PoE input port, allowing the switch to be powered directly through a PoE-enabled device for streamlined deployment.

For added flexibility, the Flex Mini 2.5G can also be powered via the included 5V, 1A USB-C adapter, making it easy to install in a variety of environments. Its small form factor allows discreet placement on desktops or walls, while offering fast, reliable wired connections for bandwidth-heavy devices such as workstations, servers, and WiFi 6/7 access points.

Fully managed through the UniFi Network application, the Flex Mini 2.5G delivers simple, affordable, and high-performance switching in a space-saving design.

Tech Specs

Device Specifications
Overview
Dimensions 117.1 x 90 x 21.2 mm
(4.6 x 3.5 x 0.8")
Port Layout 2.5 GbE RJ45
5
(2.5G/1G/100M/10M)
Form Factor Compact desktop
Performance
Switching Capacity 25 Gbps
Total Non-Blocking Throughput 12.5 Gbps
Forwarding Rate 19 Mpps
Supported VLANs 256
MAC Address Table Size 4,000
Layer 2 Features
STP & RSTP
Egress Rate Limit
Flow Control
Storm Control
Multicast & Broadcast Rate Limiting
Port Isolation
Port Mirroring
Jumbo Frames
Loop Protection
Hardware
Max. Power Consumption 5W (AC/DC input)
6.4W (PoE input)
Power Method (1) USB Type-C, 5V DC, 1A
(1) PoE
Power Input Method USB Input
PoE
Power Supply AC/DC, external, 5W
Supported Voltage Range 4.8—5.2V DC/USB
44V—57V PoE
Management Ethernet
Weight 206 g (7.3 oz)
Enclosure Material Polycarbonate
Ambient Operating Temperature -20 to 45° C (-4 to 113° F)
Ambient Operating Humidity 10 to 90% noncondensing
NDAA Compliant
Certifications CE, FCC, IC, Anatel
Software
Application Requirements UniFi Network
Version 8.6.9 and later

 

FAQs

Q: What is the Ubiquiti USW-Flex-Mini 2.5G used for?
A: The USW-Flex-Mini 2.5G is a small, fanless Layer 2 UniFi switch with 5 multi-gigabit RJ45 ports, designed to extend high-speed wired connectivity in home and enterprise networks.

Q: What are the power options for the USW-Flex-Mini 2.5G?
A: It can be powered via USB-C (5V, 1A) or through PoE (802.3af/at) on the first port, providing flexibility for various installation scenarios.

Q: Does the USW-Flex-Mini 2.5G support VLANs and advanced features?
A: Yes, when managed via the UniFi Network Application, it supports VLANs, port profiles, and Layer 2 switching features for network segmentation and management.

Q: Can the USW-Flex-Mini 2.5G function as an unmanaged switch?
A: Yes, it can operate as a plug-and-play unmanaged switch, though full management and monitoring require the UniFi Network Application.

Q: Is the USW-Flex-Mini 2.5G silent in operation?
A: Yes, it is completely fanless and silent, making it ideal for noise-sensitive environments such as offices, retail spaces, or home networks.

Resources

Ubiquiti UniFi Setup Guide for Small Holdings — MS Dist