Fronius inverter WiFi reconnection assistant

Is your Fronius inverter no longer producing data? Let’s get that back for you with the PSW Energy Fronius Inverter WiFi Reconnect guide. The great news is that this is often only ever a minor issue. Chances are the solar energy system is still producing power,  you simply can’t see this information being logged anymore through the Fronius Solar.web portal.

Important: this post is pending an update. If you cannot reconnect your Fronius Inverter and are a PSW Energy customer, please contact PSW Life Support in the meantime.

Contents

The following Fronius inverter WiFi reconnect guide is applicable for all Fronius WiFi enabled SnapInverter models that include the Fronius Galvo, Primo, Symo and Hybrid models.

Likely causes

Ask yourself the following questions;

  • Was there a blackout or a power outage recently?
  • Has the modem been switched off for any reason recently?
  • Have you recently changed to the NBN?
  • Has the modem been changed or upgraded? 
  • Has the solar system been switched off recently?
  • Has an electrician been working on the property? 

If you answered yes to any of the above, there is a high chance your Fronius inverter disconnected from your WiFi network. Your inverter is now trying to communicate through an IP address no longer available from your modem.

It’s important you know the steps to reconnect any WiFi based device as IP addresses will continue to change over the system’s lifetime. Here is how to get your Fronius inverter WiFi reconnected. 

Note: If your inverter has disconnected from your WiFi network, this will not affect your solar energy system’s ability to produce energy. It will only prohibit communication to the Fronius Solar.web cloud server, allowing you to view your solar production information.

Required before initiating the sequence
  • Physical access to your Fronius inverter.
  • A WiFi-enabled device such as a smartphone or tablet.
  • Patience, the average reconnection time is 10mins.
Step 1: Activate WiFi Access Point

Stand in front of your Fronius inverter. On the Fronius inverter, you will notice there’s a red LED on the right-hand side where the WiFi symbol is. That means you have a lost internet connection.

Put your finger in between the two LEDs for one press. That should then flash a blue LED.

Step 2: Connect device WiFi

Once the inverter has activated the WiFi access point, please get your phone out and open up your WiFi networks under settings.

Locate the WiFi settings and select the Fronius Inverter network (FRONIUS_########). Enter the password displayed on the inverter screen (12345678) and press the tick.

Fronius Reconnect Guide Wifi Connect

Step 3: Access setup assistant

Once you’re connected to the network, open a web browser. Type in the IP address 192.168.250.181.

Click the three horizontal bars on the right side and go to “Communication.” Then, log in using the following details:

  • Username: Customer
  • Password: Customer123
Fronius Reconnect Guide Wifi Connect
Step 4: Network setup

Then click on the three horizontal bars again and go to the network. 

On the network page, click the WiFi logo. A list of networks will appear.

Fronius Reconnect Guide Wifi Connect

Select your home network, enter your WiFi password, and click “Connect.”

Fronius Reconnect Guide Wifi Connect

You should see the blue LED on the inverter go solid flashing. Well done, you’ve reconnected your Fronius inverter.

Prefer video? Here is the manufacturer-produced video of the Fronius Inverter Wifi Reconnect Guide.
Take your Fronius to the next-level

The Fronius inverter Solar.web platform is good, but why not experience next-level solar monitoring insight? 

Add a  Fronius Smart Meter to view your load profile within the Fronius Solar.web app. View what is currently available in the basic Fronius Solar.web app, plus energy consumption, energy export, true cost savings analysis and more!

PSW Energy Technical Support provides this content for PSW Life Support customers. PSW Energy customers seeking further assistance can access personalised support should the Fronius inverter WiFi reconnect issues persist.

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