Solar Panels in Brisbane
QLD · STC Zone 2 · 5.2 sun hrs/day
A 6.6 kW solar system in Brisbane produces around 10,648 kWh/yr, costs about $5,900 after the STC rebate, and pays back in roughly 3.3 years. Compare quotes from accredited local installers.
Solar in Brisbane, QLD
Brisbane (4000) sits in STC Zone 2 and averages 5.2 peak sun hours per day. Rooftop solar is connected via Energex and exports earn a feed-in tariff around 8 c/kWh. For a typical 6.6 kW install, that works out to ~10,648 kWh/yr of generation and roughly $1,784 in combined bill offset and export credits each year.
| Location | Brisbane, QLD (4000) |
|---|---|
| Distributor (DNSP) | Energex |
| STC rebate zone | Zone 2 |
| Avg peak sun hours | 5.2 hours/day |
| Typical 6.6 kW output | ~10,648 kWh/yr |
| Installed cost (6.6 kW) | ~$5,900 after STC rebate |
| Federal STC rebate | ~$2,930 off install |
| Typical feed-in tariff | 5–12 c/kWh (≈ 8 c/kWh used) |
| Est. annual savings | ~$1,784/yr |
| Payback period | ~3.3 years |
Solar system sizes & prices for Brisbane
Output and savings are estimated using Brisbane's 5.2 peak sun hours/day and 8 c/kWh feed-in tariff.
| System | Annual output | Installed (post-STC) | Est. annual savings | Best for |
|---|---|---|---|---|
| 6.6 kW | 10,648 kWh | ~$5,900 | $1,784/yr | Most popular AU system size — matches the 5 kW inverter rule and maximises STC rebate. |
| 10 kW | 16,133 kWh | ~$9,200 | $2,702/yr | For larger households (4–6 people) or homes with batteries planned. |
| 13.2 kW | 21,296 kWh | ~$11,800 | $3,567/yr | Large-roof / EV charging households. May need DNSP approval to export full output. |
Solar rebates for Brisbane households
Federal STC rebate
Small-scale Technology Certificates (STCs) are issued under the federal Renewable Energy Target. QLD sits in Zone 2, worth about $2,930 off a 6.6 kW install. Your installer claims it on your behalf as a point-of-sale discount.
QLD state programs
Federal Cheaper Home Batteries Program (30% off battery install). Battery Booster grants closed in 2024 — solar PV is unsubsidised at state level but STC rebate is highest here.
Solar battery storage in Brisbane
With grid power at ~33 c/kWh and Brisbane's feed-in tariff around 8 c/kWh, every kWh you store instead of export is worth an extra 25.0 c. The federal Cheaper Home Batteries Program (launched 2025) takes approximately 30% off battery installation costs, dramatically improving payback for QLD households.
Solar in Brisbane — common questions
How much does solar cost in Brisbane?
A standard 6.6 kW solar system in Brisbane typically costs around $5,900 installed, after the federal STC rebate of approximately $2,930 (QLD is in STC Zone 2). A 10 kW system runs about $9,200. Final price depends on roof complexity, inverter brand and panel quality.
How much energy will solar generate in Brisbane?
Brisbane averages around 5.2 peak sun hours per day, so a 6.6 kW system will produce roughly 10,648 kWh per year after performance losses. A 10 kW system produces around 16,133 kWh/yr.
What's the payback period for solar in Brisbane?
For a typical Brisbane household, a 6.6 kW system pays itself back in around 3.3 years — based on $5,900 installed, ~$1,784/yr in combined bill savings and feed-in credits, and a feed-in tariff of ~8 c/kWh on the Energex network.
What rebates apply to solar in QLD?
Brisbane households can claim the federal Small-scale Technology Certificate (STC) rebate, worth approximately $2,930 on a 6.6 kW install in Zone 2. Federal Cheaper Home Batteries Program (30% off battery install). Battery Booster grants closed in 2024 — solar PV is unsubsidised at state level but STC rebate is highest here.
Who is the distributor for solar connections in Brisbane?
Solar installations in Brisbane connect to the grid via Energex. Your installer lodges the connection application and notifies the distributor of the export limit — no separate paperwork required from you.
Is a solar battery worth adding in Brisbane?
With Brisbane's feed-in tariff sitting around 8 c/kWh and grid power at ~33 c/kWh, storing solar instead of exporting it now pays back faster than it did when FiTs were higher. The federal Cheaper Home Batteries Program (launched 2025) takes ~30% off battery install cost, dramatically improving battery payback in QLD.
Also compare energy plans in Brisbane.
Indicative figures. Updated .