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Solar Inverters Explained: GoodWe, Sungrow, Fronius and More

The inverter is the brain of your solar system. Learn what inverters do, the difference between string and hybrid models and which brands to consider.

10 August 20266 min read
Solar Inverters Explained: GoodWe, Sungrow, Fronius and More

A solar inverter converts the direct current (DC) electricity produced by your panels into the alternating current (AC) used by your home. It also manages voltage, frequency and grid connection, and it provides the monitoring that lets you see how your system is performing.

String inverters vs hybrid inverters

A string inverter is the standard choice for solar-only systems. A hybrid inverter does the same job but is also battery-ready, so you can add storage later without replacing the inverter. If you think a battery is likely in the future, a hybrid inverter is usually the better choice.

Microinverters and power optimisers

Microinverters and optimisers are panel-level devices that help when roofs are heavily shaded or face multiple directions. They allow each panel to work independently, which can improve overall output. They cost more upfront but are ideal for complex roofs.

Leading inverter brands in Australia

We supply and install a range of inverters including Fox ESS, Sungrow, GoodWe, Fronius, Solis and SMA. Each has different strengths: Fronius is known for monitoring and longevity, Sungrow for value and local support, GoodWe for battery-ready features, and SMA for reliability. See our solar products page for details.

What to look for when choosing an inverter

Key factors include warranty length, efficiency, monitoring capability, whether it is battery-ready, and the strength of local service support. A cheap inverter with no local support can become expensive if it fails.

Frequently asked questions

Want to talk through your options?

Greener Upgrade is a NETCC approved seller and VEU Accredited Provider (A003285). We install solar, battery, air conditioning and heat pump systems across Australia. Get a free, no-obligation quote.

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