e3 Appliance

The e3 is a lightweight, cost effective SD-WAN router appliance ideal for small networks or branch offices that need a cost-effective solution for extending their network security and optimizing their Internet performance. The e3 intelligently optimizes internet connectivity at the branch office, increasing business critical application performance and bridging branch offices to the corporate network.

Fast Deployment with Zero-Touch Provisioning
Using Untangle Command Center, network administrators or MSPs can remotely set up and configure Untangle SD-WAN Routers deployments without having to be on site. Command Center enables you to view appliance network status and location, important events, reporting data, and to push global configuration.


Untangle Network Security Framework
eSeries appliances ship with the Untangle SD-WAN Router software pre-configured, ensuring business continuity and minimal downtime as you configure your SD-WAN network solution. As part of Untangle’s Network Security Framework, the Untangle SD-WAN Router provides the ability for businesses to build a comprehensive, secure Software-Defined Network at a fraction of the cost. Untangle SD-WAN Router brings interoffice connectivity across all sites, optimizes the internet over existing infrastructure, and prioritizes business critical applications to maximize employee productivity.


Hardware as a Service Program
This appliance is also available as Hardware as a Service. Gain all the benefits of using this appliance to connect your network for a low monthly price. Terms and Conditions.


  • Cost-effective SD-WAN router appliance for small branch office locations.

  • Fanless, solid-state design of each appliance guarantees reliable service, silent operation, and a compact form factor .

  • 1GB RAM with an additional 4GB eMMC.

  • Get zero touch deployment through Command Center for easy license provisioning and remote configuration.

Get the e3

The e3 is ideal for connecting small branch offices to the main corporate network.

Starting at $11.00 a month*** or purchase for $199.00!

***Subject to HaaS

Terms and Conditions


Tech Specs

ProcessorARM Cortex-A53 Dual Core at 1.2 GHz
Storage4 GB eMMC
WAN Interfaces2x GbE
LAN Interfaces1x GbE
USB Ports2
Dimensions (w x d x h)4.6″ x 3.3″ x 1.2″ (117 x 84 x 30mm)
Unit Weight (lbs)0.7
Shipping Weight (lbs)1.3
Form FactorFanless Desktop
Operating Temperature32° – 113°F (0° – 45°C)
Power Supply12V2A Power Adapter

More Info

Ships with power adapter with cable.
Please see our Return Policy and Warranty.