Did you know that WA has officially outshone other states including Queensland as the nation’s true “Sunshine State“?

According to Bureau of Meteorology data, Perth is now the sunniest State capital with a long-term annual average of 8.8 hours of sunshine a day! This makes it crazy in Perth not to have solar. But how much does a reputable Perth solar panel installation cost?

Well, let me tell you, it’s a question that many people ask before making the switch to solar energy. The cost of solar panels can vary depending on various factors such as the size of the system, the quality of the panels, and the installation process. In this discussion, we will explore the different factors that affect solar panel costs in Perth, provide insights into the average cost, discuss government incentives and rebates, your payback period (the time it takes the cost of the solar install to pay you back with savings) and even share some tips on how to save money on solar panel installation. So, if you’re curious about the financial side of going solar, stick around because we’ve got all the information you need.

Key Takeaways

  • Always Solar offers cost-effective solar panels in Perth to help reduce electricity bills.
  • We specialise in residential and commercial solar installations using quality brands.
  • With over 30 years of combined experience in the electrical sector, Always Solar is a trusted and established solar company in Perth.
  • We provide 5-star customer service and are highly recommended by our satisfied clients.

Factors Affecting Solar Panel Costs

Several key factors can impact the cost of solar panels in Perth. One of the main factors is the size of the solar panel installation. The larger the system, the more panels that are added, the more expensive it will be. Another factor is the type and quality of the solar panels themselves. Higher-quality panels tend to cost more, but they also offer better performance, efficiency and durability. Additionally, the cost of solar panels in Perth can vary depending on the specific requirements of the installation, such as the need for additional equipment or upgrades to the electrical system. Finally, the availability and cost of labour in Perth can also influence the overall cost of solar panel installation. By considering these factors, you can get a better understanding of the cost of solar panels in Perth and make an informed decision for your commercial solar system.

Average Cost of Solar Panels in Perth

As a quick guide, we have created some conservative assumptions for a typical residential scenario for a home with an average usage of 25kWh per day and a 6.6kW solar PV system.

In Perth, the average price for a 6.6kw system can range between $5,000-$10,000 with the price of electricity averaging .27c per kw via synergy standard plan.


  • Electricity rates & feed-in tariffs based on the middle ground of what’s available.
  • Assumed that 50% of Solar Energy is used by the home (self-consumption rate)
  • Inflation at 2.5% and a 5% discount rate

So, is a Perth Solar installation worth it financially?

For a Perth Solar install and depending on your use the cost will be paid off by electricity savings within 3-5 years on average. Always Solar can also help with financing options (below).

Other benefits include installing a good quality solar power system will also increase the value of the house and increase the potential rental yield as new owners or renters can benefit from the free energy on the roof. Finally installing solar power reduces a household’s carbon footprint and helps Australia on its journey to transition to 100% renewable energy sources.

Government Incentives and Rebates for Solar Panels

Government incentives and rebates for solar panels can significantly reduce the cost of installation and make renewable energy more accessible to homeowners and businesses in Perth. These incentives and rebates are offered by both the state and federal governments and can vary depending on the size and type of solar panel installation. Here is a table showcasing some of the government incentives and rebates available for solar panel installation in Perth:

Government Incentives and RebatesDescription
Small-scale Technology Certificates (STCs)These certificates can be claimed by homeowners and businesses for the installation of solar panels. The value of STCs depends on the size of the solar system and the location.
Feed-in TariffsFor Western Australia, feed-in tariffs apply for residential sites whose system size does not exceed 5kW, where homeowners are paid for the excess electricity generated by their solar panels that is fed back into the grid.

Financing Options for Solar Panel Installation

Now let’s explore the financing options available for solar panel installation in Perth. When considering solar panel installation in Perth, it is important to understand the different financing options that are available to you. Here are three options to consider:

  1. Solar Loans: Many financial institutions offer loans specifically for solar panel installation. These loans allow you to spread out the cost of your solar system over some time, making it more affordable upfront. IE: CommBank offers 1.9% Green Loans to approved customers!
  2. Handypay: Always Solar has partnered with Handypay so customers can access a simple, affordable green loan for their solar panels and home batteries. Get a no-obligation quote and pre-approval in minutes, not weeks. Save Now, Pay Later – a handy way to pay! In some cases, your monthly savings on your electricity bill can be more than you repayments!

Tips to Save Money on Solar Panel Costs

To save money on solar panel costs, several tips can help you make the most of your investment. Firstly, consider installing residential solar systems in Perth with Always Solar, as we can significantly reduce your electricity bills over time. With your data and usage specifics, we can predict your estimated return on investment. Another tip is to explore financing options for solar panel installation, as this can help spread out the upfront costs and make it more affordable in the long run. Lastly, if you own a commercial property, consider investing in a commercial solar installation in Perth, as it can provide substantial savings on energy costs for your business. By implementing these tips, you can save money on solar panels and enjoy the benefits of clean, renewable energy.

Frequently Asked Questions

What Is the Lifespan of Solar Panels in Perth?

The lifespan of solar panels in Perth can vary, but on average, they can last between 25 to 30 years. With proper maintenance and care, solar panels can continue to generate clean and renewable energy for decades.

Are There Any Maintenance Costs Associated with Solar Panels?

There are maintenance costs associated with solar panels, such as regular cleaning and inspections. However, these costs are minimal compared to the long-term savings and benefits of solar energy. It’s important to maintain your panels to ensure optimal performance and longevity.

How Much Will My Electricity Bill Decrease After Installing Solar Panels?

The key is to adapt your power usage pattern to ensure you use more power during the day, while your solar system is producing power. The more power you use during the day, and the less power you use in the evening, the greater your savings on your electricity bill will be. You will be excited to see the immediate savings and the positive impact on your monthly expenses. It’s a smart investment that pays off in the long run.

Are There Any Additional Costs Involved in Connecting My Solar Panels to the Grid?

There may be additional costs involved in connecting your solar panels to the grid, such as fees for permits and inspections. Always Solar will consult and give you all these costs upfront to make an informed decision so you can understand the specific costs and requirements for your location.


By harnessing the power of the sun through solar panel installation, Perth residents can not only save money on their electricity bills but also make a positive impact on the environment. With Always Solar, a local solar installer company dedicated to providing reliable and affordable solar energy solutions, you can make a successful transition to solar power. Let’s embrace the sun’s energy and create a brighter, greener future for Perth.