Good Quality 15kW Solar Power System

  • 41 x 370W High Efficiency Half Cut Panels
  • Latest mono half cut solar panels
  • Excellent weak light performance
  • 25-year linear performance warranty

  • 1 x 15kW High quality dual string solar inverter
  • Online monitoring apps (Optional)
  • Best warranty and backup support
  • High protection class IP65 (indoor/outdoor use)

  • CEC Accredited Licensed Solar Electrician
  • High quality electrical material
  • Corrosion resistant aluminum racking system
  • Local service and support

Repayment Period

We advise that you use your solar power system's electricity primarily during the daytime to save money, as the current feed-in tariff, which ranges from 8 cents to 15 cents depending on the power retailer's offer, means that the more electricity you consume, the more money you will save. We provide the most cost-effective 15 kW solar system package with a 2 to the 4-year payback period. So, within the warranty time, you can recoup your investment.

Finding and putting into practise an environmentally friendly energy solution that is both efficient and effective ought to be the primary focus of those who are concerned with fostering long-term growth and advancement in today's world, which is a voracious consumer of energy. The incorporation of Rooftop Solar took place with the intention of assisting Australians in making the most informed choice possible about solar energy equipment. We are a group of solar industry professionals with years of combined expertise that can give accurate product information and provide suggestions for the kind of product that will best meet your individual requirements. The 15kW solar system in Brisbane is a pretty large generating unit, which is highly tailored towards commercial organisations. However, it is possible for it to be acceptable for residential customers as well, given that you have roof space and continuously high-power consumption patterns. In a typical 24-hour period, the 15 kW solar array would provide an average of 60 kWh of electricity. In most cases, a solar energy system with a capacity of 15 kW will consist of 40 to 50 solar panels and either a 10 kW or 15 kW inverter. The total solution would consist of 40 to 50 solar panels that have been certified by the CEC, an inverter that can handle either 1 kW or 15 kW of power, roof mounting hardware, and an electrical kit that is suitable for usage in Brisbane. Or, if you want to have it installed by us exclusively, one of our trained professionals will come to your home and carry out their responsibilities in the most effective manner possible.


Because to Rooftop Solar's competence in the solar energy products industry, Australia now has the opportunity to benefit from greener brightness. We are fully dedicated to meeting all of your various solar power needs by providing goods and services that are of the highest possible quality in the solar energy industry. Together with you, we are working toward a more environmentally friendly future. We will significantly hasten the adoption of solar energy systems in Brisbane and all of Australia's other cities by giving a level of value that is unmatched in the industry. This will provide our customers, our city, and our nation access to clean, plentiful, low-cost, distributed, and renewable energy; it will also enable us to provide financial stability for all of our shareholders while at the same time giving something back to the world.


1. An assortment of panels, inverters, and accessories that have been examined, validated, and accredited

2. An excellent on-the-ground sales and service network in Brisbane

3. Solar energy products and services of the highest calibre for both residential and commercial customers at prices that are within budget.

4. A very knowledgeable and seasoned group of solar industry professionals.

5. Complete focus on the needs of the customer in all aspects of the business.

6. Installation specialists who have their licences in good standing.



The 15kW commercial Solar Panels system comes with 41 solar panels of 370W each with 15kW 3phase inverters. 15kW solar system generates approximately 33000kWh annually with an average 90kWh per day power generation.

A best quality 15kW commercial solar power system generates an average 90kWh per day which can give you up to $6000 annually return on your solar system investment depending on location of the panels and daytime power consumptions, suitable for commercial warehouses and small business with $600+ quarterly power bill.

A 15kW commercial solar power system is perfect for commercial warehouses and small business. Solar panel’s size is around 1.79m in length by 1m wide. So, to install a 15kW solar system with 46 solar panels you need 82m2 roof area.

According to current feed in tariff, we suggest, with any solar system you use most of electricity from your solar power system during the daytime as current feed in tariff is approximately 8c to 15c depends on power retailer offer other side you pay almost 4 times more on each kwh for electricity so more you use more you will save. We design the most affordable 15kW solar system package that your payback remains approximately 2 to 4years. So, you can cover your investment in the warranty period.

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