Ubiquiti USG UniFi Security Gateway Quick Start Guide

Quick start guide for the Ubiquiti UniFi Security Gateway (USG) covering package contents, installation, and software setup.


Ubiquiti USG UniFi Security Gateway Quick Start Guide - cover page
Brand
Ubiquiti
Document type
Quick Start Guide
Language
English
Pages
24
File format
PDF
File size
4.4 MB
Published
03 October, 2026
Updated
03 October, 2026
MD5 checksum
5E7B3529A453501D127D1D3A5B44CEFA

About this manual

The Quick Start Guide provides essential information for setting up the Ubiquiti UniFi Security Gateway (USG), a gigabit Ethernet router that is part of the UniFi Enterprise System. It includes package contents, hardware overview, mounting instructions, power and network connections, and software installation steps.

Key sections cover hardware installation (wall‑mounting and clearance), power connection, Ethernet port setup, resetting to factory defaults, and detailed specifications such as dimensions, processor, memory, power consumption, and compliance markings.

What's inside

  • Introduction
  • Package Contents
  • Hardware Overview
  • Hardware Installation
  • Connecting Power
  • Network Connections
  • Software Installation
  • Specifications
  • CE Marking
  • Declaration of Conformity

Specifications

Dimensions135 x 135 x 28.3 mm
Weight366 g
ProcessorDual‑Core 500 MHz MIPS64
System Memory512 MB DDR2 RAM
On‑Board Flash Storage2 GB
Max Power Consumption7 W
Power Supply12 VDC, 1 A (included adapter)
Operating Temperature-10 °C to 45 °C
Ethernet Ports3 × 10/100/1000 Mbps (WAN, LAN, Data)

Frequently asked questions

What is the default network setting for the LAN port?

The LAN port is set to DHCP Server by default.

How do you reset the UniFi Security Gateway to factory defaults?

Press and hold the Reset button for about 10 seconds until the right LED on the VOIP port starts flashing and then becomes solid.

What power adapter is included with the USG?

A 12 V DC, 1 A power adapter is included.

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