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menuUSW-Flex-Mini Quick Start Guide

Package Contents

UniFi Switch Flex Mini
Power Adapter (5V, 1A)*

* Included only in the single-pack of the USW-Flex-Mini.

System Requirements

Hardware Overview

System LED

Flashing White


Steady White

Factory defaults, waiting for adoption.

Alternating White/Blue

Device is busy; do not touch or unplug it. This usually indicates that a process such as a firmware upgrade is taking place.

Steady Blue

Successfully adopted by a network and working properly.

Flashing Blue

This is used to locate a device.

When you click Locate in the UniFi Network Application, the System LED will flash blue. The Application will also display the location of the UniFi Switch on the map.

RJ45 Link/Speed/Activity LED (Ports 1- 5)


No Link


Link established at 10/100 Mbps

Flashing indicates activity


Link established at 1000 Mbps (1 Gbps)

Flashing indicates activity

PoE In Port

This RJ45 port supports a 10/100/1000 Mbps Ethernet connection and 802.3af/at PoE input.

Ports 2 - 5

RJ45 ports support 10/100/1000 Mbps Ethernet connections.

Power Port

Connect the included Power Adapter to the Power port.

Reset Button

Resets to factory defaults. The device should be running after bootup is complete. Press and hold the Reset button for about 10 seconds until the LED starts flashing and then becomes solidly lit. After a few seconds, the LED will turn off, and the device will automatically reboot.

Connecting Power


Connecting Ethernet




107.16 x 70.15 x 21.17 mm
(4.22 x 2.76 x 0.83")


150 g (5.29 oz)

Networking Interfaces

(5) 10/100/1000 Mbps RJ45 Ports

PoE In Interface

802.3af/at PoE (Pins 1, 2+; 3, 6-)

Max. Power Consumption


Power Method

USB Type C, 5V
802.3af/at PoE (44 - 57VDC, 0.05 - 0.04A)

Power Supply

5V, 1A Power Adapter*

Voltage Range

USB Type C4.7 - 5.2VDC
802.3af/at PoE44 - 57VDC


RJ45 Data PortsLink/Speed/Activity

ESD/EMP Protection

± 16kV Air, ± 12kV Contact

Operating Temperature

-5 to 45° C (23 to 113° F)

Operating Humidity

10 to 90% Noncondensing



* Included only in the single-pack of the USW-Flex-Mini.