13.2 KW SOLAR SYSTEM BRISBANE QLD

 

Blog updated on 30th April, 2025

A 13.2kw solar system for homes in Brisbane is becoming increasingly popular amongst Australian homes as a result of a number of factors, including their affordability, their size & ease of approval when it comes to connecting to the grid.

If you’re considering a 13.2kw solar system for your home in Brisbane, the following things should be kept in mind: pricing, energy yields, and attractiveness as an investment.

Key Takeaways

  • A 13.2 kW solar system for Brisbane homes requires around 32 panels, covering approximately 830 sq feet of roof space, depending on panel layout and tilt frames.

  • Many 13.2 kW systems use a 10 kW inverter (pre-approved for grid connection), which may limit peak production but improves early morning and late afternoon energy yields.

  • A 13.2 kW solar system in Brisbane costs between $6,000 and $6,500 (2023 prices), but the final price varies based on location, panel and inverter brand, roof type, and installation specifics.

  • The system can generate about 50 kWh of power per day, but the actual output depends on factors like location, roof angle, and shading.

  • A 13.2 kW solar system is an excellent long-term investment for large homes or businesses, offering significant savings on electricity bills and environmental benefits.

How many panels are required in a 13.2kw solar system for a home in Brisbane? How much roof area is required?

For a 13.2 Kw solar system, we have laid out the following details on several panels and the roof area.

Other factors to consider depend on how your roof is laid out and whether you require tilt frames (which need to be spaced out more than panels mounted flush on the roof).

An important note about inverters for 13.2kw solar system for home in Brisbane

13.2kw solar system for homes in Brisbane are the latest systems.

Although a 13.2kw solar system for a home in Brisbane may have 13.2kw worth of solar panels, don’t be surprised if the proposed inverter for your system is only 10kw.

10kw solar systems are also incredibly popular in Australia for several reasons (including the fact that that size is pre-approved for grid connection on basically every network in the country), which means that 10kw inverters are much more common to come across.

Many of the 13.2kw solar system for home in Brisbane on the market are therefore ‘overclocked’ systems with a 10kw inverter.

This is perfectly legitimate within Clean Energy Council guidelines, with benefits such as greater solar energy yields in early morning and late afternoon – even if ‘peak’ production is clipped back to 10kw during the middle of the day.

How much does a 13.2kw solar system for a home in Brisbane cost?

The cost of such a 13.2kw solar system for a home in Brisbane, Queensland is around $6000-$6500 in year 2023 (inclusive of solar incentive).

Please keep in consideration that the cost may vary on different factors like distance from the warehouse of installers, brand of solar panels and inverter, panel layout, roof type, and single or double storey. It is good to take complimentary analysis and advice from our solar experts.

How much energy will a 13.2kw solar system for a home in Brisbane produce?

A 13.2kw solar system can produce approximately 50 KWH per day.

There are a number of factors to keep in consideration:-

  • Location and local climate,

  • Orientation and tilt angle of the solar panel array,

  • Whether there is any shade cast on the panels,

  • The performance of the individual components (primarily the panels and inverter).

Location is one of the main determinants of solar system energy yields, as the amount of sunshine falling on a solar system’s solar panels directly affects the system’s output.

10kw vs 13kw solar system

    

System comparison

10kw

13kw

Number of panels (415w)

25

32

Inverter Size

10kw

10kw

Approximate roof area (in sq feet) required

645

830

Average daily power generation

40 kWh

50kWh

Price Range 2023 (Trina + Growatt) 3 phase

5399

6199

Get complimentary analysis, expert advice, and a solar quote from our team.

Customer Reviews and Installations by Sunmate Solar

Sunmate Solar has installed various solar inverters across Australia. Let’s check out what some customers have shared about their experience.

1. Chris Edwards, Brisbane, QLD 4000: “Sunmate Solar installed my 13.2 kW system, and it has been fantastic! The team was incredibly professional, and the installation was seamless. I’m seeing major savings on my power bills already. If you need a larger system, I highly recommend them!”

2. Laura Grant, Brisbane, QLD 4000: “I was hesitant about getting a big system, but Sunmate Solar made the process smooth and stress-free. The 13.2 kW system has been running perfectly, and I can already see the difference in my energy bills. They are a reliable company to work with!”

3. Ben Taylor, Brisbane, QLD 4000: “My 13.2 kW system from Sunmate Solar is exceeding expectations. The team was friendly and thorough, answering all my questions. The power savings are significant, and I couldn’t be happier with the service and the results. I highly recommend Sunmate Solar.”

4. Catherine Smith, Brisbane, QLD 4000: “Having a larger solar system made a huge difference for us. The 13.2 kW system is performing beautifully, and the installation team did a great job. It’s already helping us save money and reduce our carbon footprint. Great work, Sunmate Solar!”

5. Adam Williams, Brisbane, QLD 4000: “From consultation to installation, Sunmate Solar made the entire process a breeze. The 13.2 kW system is perfect for our energy needs. I’ve noticed a considerable reduction in my power bills already. I highly recommend their professional and efficient service.”

Conclusion

A 13.2 kW solar system is a great choice for those looking to cut down on energy bills and reduce their environmental impact in Brisbane, QLD. With Brisbane’s sunny climate, a solar system of this size can generate significant power, making it an ideal solution for larger homes or businesses.

If you’re looking for a reliable, efficient, and affordable solar solution, Sunmate Solar is the way to go. They provide expert installation, high-quality products, and excellent customer service, ensuring that your solar system works at its best for years to come.

For the best 13.2 kW solar system in Port Macquarie, NSW, contact Sunmate Solar.

Phone Number: 1300-078-662

Email: info@sunmatesolar.com.au

Frequently Asked Questions [FAQs]

Answer: A 13.2 kW solar system in Brisbane typically costs between AUD 8,000 and AUD 12,000. The final price depends on factors like panel quality, inverter brand, and installation company, as well as government incentives like Small-scale Technology Certificates (STCs).

Answer: A 13.2 kW solar system can produce around 50 to 55 kWh of electricity per day, depending on the amount of sunlight, location, and panel efficiency. This is generally enough to power a large home or a small commercial property.

Answer: A 10 kW solar system in Brisbane usually costs between AUD 6,500 and AUD 9,000. Costs vary based on the type of panels, inverter brands, and installation, with rebates often helping to reduce the price.

Answer: A 13 kW solar system is ideal for large homes or businesses with high electricity consumption. It can offer significant savings on electricity bills, and the payback period typically ranges from 4-7 years, depending on usage.

Answer: For a 13.2 kW solar system, you would typically need an inverter sized between 12 kW and 13.2 kW. In some cases, two smaller inverters may be used to optimize performance.

Answer: For an average household in Australia, a 5 kW to 7 kW system is typically sufficient. Larger homes or energy-intensive properties may need a 10 kW to 13 kW system, while businesses may require systems of 20 kW or more.

Answer: Some of the best solar panels in Australia include:

  • SunPower – Known for high efficiency and warranty.
  • LG Solar – Durable and high-performance.
  • Jinko Solar – Reliable and affordable.
  • REC Solar – Competitive pricing with great quality.
  • Canadian Solar – Value for money.
  • Q CELLS – Efficient with great price balance.

Answer: Assuming each solar panel is around 350W, 14 panels would generate a 4.9 kW system. This can vary depending on the wattage of the panels used.

Answer: To determine the ideal solar system size, consider your daily electricity usage. A 5 kW system works for average households, while a 10 kW system is better for larger homes or small businesses. Larger properties or energy-intensive operations might require 15 kW or 20 kW systems.

Answer: A 15 kW solar system in Brisbane typically costs between AUD 9,000 and AUD 15,000. This varies based on panel quality, inverter brands, and the installation company. This system size suits larger homes or businesses with high energy needs.