Fronius have really cornered the premium residential inverter market, they are a strong favourite amongst Australian solar installers. Growatt on the other hand offer a lower cost inverter option. Growatt had some issues with failure rates in their early days, but installers are reporting significant improvements with their latest models. See more about Growatt and Fronius below:
Have you had a chance to read the Guide to Buying Solar yet? It’s a good place to start.