Fronius vs Solis Solar & Battery — Australia 2026
A side-by-side comparison of Fronius and Solis covering price range, specs, warranty, and who each system suits best. All data sourced from the Jousto product catalogue.
Brand overview
Fronius
Austrian engineering — the premium choice for Australian homes
Fronius is Austria's most respected power electronics brand, and their Gen24 Plus hybrid inverter is widely regarded as the best-built residential inverter on the Australian market. Paired with BYD's HVM/HVS battery modules, Fronius systems command a premium but deliver exceptional build quality, a class-leading 10-year warranty, and outstanding solar monitoring through SolarWeb. Three-phase support starts from 8kW, making Fronius the go-to for premium homes, architectural builds, and demanding export-limited sites.
Strengths
- Premium Austrian build quality — regarded as best-in-class reliability
- Gen24 Plus supports backup without an external switch
- Exceptional SolarWeb monitoring portal
- 10-year inverter warranty — among the best in market
- SAA Gold approved installer network
- Excellent firmware update history and long product support lifecycle
Solis
Budget-friendly entry into solar battery storage
Solis (Ginlong Technologies) is one of China's largest solar inverter exporters and a popular entry-level choice for Australian households wanting a battery bundle without stretching the budget. Their RHI hybrid inverter is SAA-approved and supports the Pylon battery range, with capacities up to 40.96kWh. Solis is single-phase only on the Jousto platform, making it best suited to smaller homes and standard residential connections.
Strengths
- Very competitive entry pricing — from ~$5,782
- Large battery range up to 40.96kWh
- SAA-approved inverter, reliable in Australian conditions
- 10-year inverter and battery warranty
- Simple setup and good app monitoring
Things to consider
- Highest price point of all brands — entry from ~$13,850
- Battery range limited to BYD pairing (9.5–38kWh in 4 sizes)
- Only 5kW single-phase inverter option on the Jousto platform
- Longer lead times during high-demand periods
Best for
Premium homes, high-value builds, and buyers who value build quality, longevity, and the absolute best monitoring experience over price.
Things to consider
- Single-phase only — not suitable for three-phase properties
- Backup capability not standard on all models
- Brand recognition lower than Sungrow, Fronius, or GoodWe
- Limited inverter size (5kW only)
Best for
Budget-conscious buyers on single-phase connections who want storage capacity without paying for a premium brand name.
Specification comparison
Fronius in Australia
Fronius Australia is based in Sydney with a nationwide SAA-accredited installer network. Australian warranty claims are handled locally.
Solis in Australia
Solis has Australian distribution through multiple CEC-registered channels. Local warranty support available.
Frequently asked questions
What is the price difference between Fronius and Solis?
Fronius bundles on Jousto range from $13,850 to $39,284 inc GST. Solis ranges from $5,782 to $18,090 inc GST. Solis has the lower entry price, though final pricing depends on system size and installation complexity.
Which brand offers more battery storage options?
Fronius offers 4 battery capacity options (9.5–38kWh), giving more flexibility to match storage to your actual daily usage. Solis offers 4 options.
Do both brands support backup power during blackouts?
Fronius includes full blackout protection on all Jousto bundles. Solis does not include backup capability as standard.
Which is better for a three-phase property?
Fronius supports three-phase. Solis is single-phase only on the Jousto platform.
What warranties do these systems carry?
Both Fronius and Solis carry 10-year inverter and 10-year battery warranties on all Jousto bundles. Ensure your installer registers the product at installation to activate the warranty.
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