Australia’s abundant sunlight makes solar energy a popular and sustainable choice for homeowners, offering reduced energy bills and a smaller carbon footprint.
Opal Solar panels, produced by the renowned Astronergy and backed by the Chint Group, are recognized as top-tier Tier 1 products in the solar industry.
With over 15 years of experience, they are known for their high efficiency and reliability. This review provides a detailed analysis of Opal Solar panels, focusing on their performance, technology, and value for Australian homeowners.
About Opal Solar Panels
Opal Solar panels are produced by Astronergy, a leading Chinese manufacturer part of the Chint Group. With over 15 years of experience, Astronergy has built a strong reputation in the solar industry, earning Tier 1 status for its high-quality, ISO-certified products. The Chint Group, founded in 1984, is a global leader in smart energy solutions, with a presence in over 140 countries, ensuring the credibility and long-term reliability of Opal Solar panels.
Opal Solar Panels and Their Reputation in the Industry
Opal Solar panels, produced by Astronergy, one of China’s leading solar manufacturers, have gained recognition as a top-tier product in the solar energy industry.
With over 15 years of experience, Astronergy is known for producing high-quality solar modules, backed by its parent company, the Chint Group, a global leader in smart energy solutions.
Opal Solar panels are considered Tier 1 products, a classification awarded to the most reliable and technologically advanced solar panels in the market.
With a focus on efficiency, durability, and cutting-edge technology, Opal panels have become a popular choice for Australian homeowners seeking high-performance solar energy systems.
Parent Company’s Global Presence: Chint Group
Chint Group, founded in 1984, is a global leader in smart energy solutions, providing a wide range of products from electrical components to renewable energy systems.
As the parent company of Astronergy, Chint Group’s international presence enhances the credibility and stability of Opal Solar panels.
With operations in over 140 countries, Chint is recognized for its commitment to sustainable energy solutions and innovation, further assuring customers of the longevity and reliability of Opal Solar panels.
Why Choose Opal Solar Panels?
High Energy Efficiency
Opal Solar panels, particularly the OSO Series, stand out with their remarkable energy efficiency rating of 19.55%.
This high efficiency means that Opal panels are able to capture and convert more sunlight into usable electricity compared to many other solar panel options on the market.
For homeowners, this translates into a higher energy yield, especially in regions where roof space is limited.
With such efficiency, Opal panels maximize the performance of a solar system, providing greater savings on energy bills and more reliable energy output year-round.
Innovative Cell Technology
One of the key features of Opal Solar panels is their use of cutting-edge inverse opal cell technology.
This groundbreaking technology incorporates 3D photonic crystals within the solar cells, allowing the panels to trap light more effectively than traditional silicon-based solar cells.
The unique “inverse opal” structure enhances the way sunlight interacts with the solar cells, causing it to bend, reflect, and diffract in ways that increase absorption.
By improving light-trapping capabilities, this innovation ensures that Opal Solar panels generate more power from the same amount of sunlight, boosting their overall efficiency and energy output.
Durability and Longevity
Opal Solar panels are designed to endure for the long haul. With a lifespan of 25 to 30 years, these panels are built to withstand the harsh Australian climate, from intense sunlight to high winds and occasional hailstorms.
One of the standout features of Opal panels is their low degradation rate of just 0.3% per year.
This means that over time, they retain a high percentage of their original efficiency, ensuring that they continue to generate significant amounts of electricity throughout their long service life.
As a result, Opal Solar panels offer excellent long-term value, allowing homeowners to enjoy reliable, cost-effective solar power for decades.
Warranty and After-Sales Support
Opal Solar panels provide peace of mind with a solid warranty package that includes a 10-12 year product warranty and a 25-year performance warranty.
These warranties reflect the company’s confidence in the durability and performance of their panels.
In addition to the comprehensive warranty coverage, Opal panels are supplied and supported locally in Australia by Solar Juice.
This means that instead of having to deal with international manufacturers for warranty claims or customer support, Australian customers can rely on a local team for assistance.
Whether it’s handling technical issues, processing warranty claims, or offering guidance on panel maintenance, Solar Juice ensures that Opal Solar panel owners have easy access to fast, reliable, and efficient after-sales support.
This local presence adds an extra layer of convenience and security for Australian homeowners investing in solar energy.
Click here to see our other products….
Opal Solar Panels Technology
Inverse Opal Cell Technology
Opal Solar panels incorporate advanced inverse opal cell technology, which uses a 3D photonic crystal structure. This technology manipulates light at a microscopic level, similar to how gemstones reflect and bend light.
The “inverse opal” design traps light more efficiently than traditional solar cells, allowing it to be absorbed and converted into electricity with greater effectiveness.
This innovative structure improves the panel’s ability to harness solar energy, leading to higher performance compared to conventional cells.
Improved Light Absorption
The unique 3D structure of Opal Solar panels enhances light absorption significantly.
Unlike traditional thin-film solar cells, which can lose energy through light reflection and scattering, the inverse opal cells in Opal panels allow sunlight to be reflected, diffracted, and trapped within the cell.
This process increases the amount of light absorbed, leading to a higher overall energy yield.
The technology ensures that more of the sunlight is captured and converted into electricity, making Opal Solar panels more efficient than many traditional options.
Energy Cost Reduction
The superior light absorption and efficiency of Opal Solar panels contribute to lower energy costs for homeowners.
Because these panels generate more electricity from the same amount of sunlight, fewer panels are needed to achieve the same output as less efficient systems. This results in reduced initial installation costs and lower ongoing energy bills.
Additionally, the long lifespan and low degradation rate of Opal panels mean that homeowners can continue to save on energy costs for decades, making them a smart, long-term investment for reducing energy expenditures.
The Opal Solar Panel Series
| Feature | OSO Series | QSA Series |
| Module Efficiency | 19.55% | 18.4% |
| Output Range | 300W – 315W | 285W – 300W |
| Product Warranty | 12 years | 10 years |
| Performance Warranty | 25 years | 25 years |
| Ideal Applications | Rooftop and ground mounting, small to medium-sized installations | Residential and commercial projects |
| Warranty Coverage | 12 years product, 25 years performance | 10 years product, 25 years performance |
| Recommended Use | Small to medium-sized residential installations | Suitable for both residential and commercial setups |
| Weight | 18.5/17.5kg or 20.1/19kg | 18.3kg |
| Panel Size | 1650mm x 992mm x 40/35mm | 1648mm x 990mm x 35mm |
| Temperature Range | 44±2°C | 46±2°C |
| Frame | Silver and black anodized aluminum alloy | Aluminum anodized frame |
OSO Series
The OSO Series is designed for high efficiency, with a module efficiency of 19.55%, making it one of the most efficient solar panels available.
This series offers an output range between 300W and 315W, which is ideal for homeowners looking to maximize energy production while optimizing space.
The OSO Series is backed by a 12-year product warranty and a 25-year performance warranty, providing long-term protection and peace of mind for homeowners.
These panels are perfect for both rooftop and ground mounting, particularly for small to medium-sized installations.
Their high efficiency ensures they are an excellent choice for households with limited roof space or for properties looking to maximize solar energy generation.
QSA Series
The QSA Series offers a slightly lower module efficiency of 18.4%, but still delivers reliable performance for both residential and commercial projects.
With an output range of 285W to 300W, these panels provide a versatile solution that can be used in various system sizes, from smaller residential installations to larger commercial setups.
The QSA Series comes with a 10-year product warranty and a 25-year performance warranty, ensuring lasting reliability.
These panels are suitable for both rooftop and ground mounting, making them a great option for homes and businesses seeking a cost-effective solar solution without compromising on quality.
Performance and Efficiency
Peak Performance in Optimal Conditions
Under ideal weather conditions, the OSO Series Opal solar panels can reach a peak performance of 320W, delivering exceptional power output.
This high efficiency makes them an excellent choice for homeowners looking to maximize energy production, especially when the panels are placed at optimal angles and receive consistent sunlight exposure.
With a module efficiency of 19.55%, the OSO Series ensures that every square inch of your roof is being used effectively to harness solar energy.
Efficiency Over Time
Opal solar panels are designed for long-term performance. Even after 10 years, the OSO Series maintains about 95% of its initial efficiency, and after 20 years, it retains approximately 85%.
This sustained efficiency is a key benefit for homeowners, as it ensures that the panels will continue to produce significant amounts of electricity for decades.
By the time they reach 25-30 years, they will still operate at over 80% efficiency, offering excellent value for money and a reliable energy source for many years beyond their performance warranty.
Annual Degradation
Opal solar panels have a low annual degradation rate of just 0.3%, which is considered excellent in the industry.
This means that, over time, the panels will lose only a small fraction of their efficiency each year. In comparison, many other solar panels experience a higher degradation rate.
With such a low degradation rate, Opal panels will continue to perform well, providing a long-term return on investment and reducing the need for early replacements or performance concerns.
System Size Recommendations
The OSO Series Opal panels are highly efficient, meaning you need fewer panels to generate the same amount of power compared to less efficient models.
For example, to build a 6.6kW solar system (6,600W), you would only need 20 panels, thanks to their 300W-315W output range.
Their compact design ensures that homeowners with limited roof space can still install a high-capacity system without overcrowding their roofs.
Similarly, for larger systems, Opal panels’ efficiency allows homeowners and businesses to achieve optimal power generation without sacrificing space.
Cost vs. Value: Is It Worth the Investment?
Initial Cost
The initial cost of Opal Solar panels in Australia can vary based on factors such as system size, installation, and additional components like inverters and battery storage.
On average, the cost of Opal panels ranges from $0.90 to $1.20 per watt, depending on the model (OSO Series or QSA Series) and the size of the installation.
For a typical 6.6kW system, the total cost of Opal panels can range between $5,940 to $7,920 (excluding installation and other system components).
While Opal panels may have a slightly higher upfront cost compared to some lower-tier brands, their high efficiency and long lifespan offer significant long-term savings, making them a solid investment.
Return on Investment
The return on investment (ROI) for Opal solar panels is highly favorable, especially considering their high efficiency and low degradation rate.
Over the 25-year performance warranty, homeowners can save significant amounts on their electricity bills by generating their own power instead of relying on grid electricity.
The savings will depend on factors such as the size of the system, your location in Australia, and electricity consumption.
On average, Australian homeowners can expect to save between $1,000 and $2,000 annually on energy bills, depending on the system size and usage.
Over the lifespan of the panels, the total savings can reach $30,000 to $50,000, providing a substantial ROI.
Additionally, due to the low degradation rate (0.3% per year), Opal panels will continue to generate energy efficiently for decades, further improving the long-term value.
The long-term durability and warranty coverage also ensure that your investment is protected, making Opal solar panels an excellent choice for cost-conscious homeowners seeking long-term energy savings.
Comparison with Other Brands
When comparing Opal solar panels to other brands, they stand out in several areas:
Efficiency: Opal panels, particularly the OSO Series with a 19.55% efficiency, outperform many competing brands, which typically have efficiency ratings between 15% and 18%.
This means Opal panels generate more energy per square meter, making them a better option for homeowners with limited roof space.
Cost: While Opal panels might have a slightly higher upfront cost than some budget brands, their high efficiency and long-term performance provide greater value over time.
Lower-cost panels might be cheaper initially, but they may require more panels to generate the same amount of power, resulting in higher long-term costs.
Warranty: The 12-year product warranty and 25-year performance warranty offered by Opal panels are among the best in the industry, providing peace of mind and ensuring that the panels will perform optimally for many years.
Many competitors offer shorter warranties, often only 5-10 years for products or performance, making Opal panels a more secure investment.
Government Rebates and Incentives
In Australia, there are several government rebates and incentives available for residential solar installations that can help offset the initial cost of Opal Solar panels.
The Small-scale Renewable Energy Scheme (SRES) provides Small-Scale Technology Certificates (STCs), which homeowners can claim to reduce the upfront cost of their solar systems.
The exact number of STCs depends on the size of the system and location, but for a typical 6.6kW system, homeowners could expect to save between $2,000 and $3,000 through STCs.
Additionally, some states and territories offer additional incentives, rebates, or financing options for solar installations.
It is advisable for homeowners to check the specific programs available in their area to maximize savings. These incentives can significantly reduce the initial cost, making Opal solar panels even more attractive as an investment.
Is It Worth the Investment?
Considering their high efficiency, long lifespan, and outstanding warranty coverage, Opal solar panels represent a smart investment for Australian homeowners looking to reduce energy costs over the long term.
While the initial cost may be higher than some alternatives, the superior energy production and long-term savings ensure a high return on investment.
With government rebates and incentives available to reduce upfront costs, Opal solar panels offer an attractive option for those seeking to make a sustainable and cost-effective switch to solar energy.
Final Thoughts
Opal Solar panels, manufactured by Astronergy and supported by Chint Group, offer a high-quality solution for residential and commercial solar power installations.
With impressive energy efficiency of up to 19.55% in the OSO Series, innovative inverse opal cell technology, and a long-lasting performance backed by strong warranties, Opal solar panels stand out as a reliable choice in the market.
They provide high efficiency and durability, ensuring that consumers get a solid return on investment over their 25-30 year lifespan.
However, the initial cost can be higher compared to some other brands, though this is offset by their long-term performance and low annual degradation rate of 0.3%.
Who Should Consider Opal Solar Panels?
Opal Solar panels are ideal for residential homeowners looking for a reliable and efficient solar solution, particularly those with small to medium-sized installations.
If you have limited roof space but want to maximize energy output, the OSO Series could be the perfect choice, given its high efficiency.
Similarly, the QSA Series offers a more affordable solution for larger installations.
Homeowners in Australia, where sunlight is abundant and solar energy is an important aspect of sustainable living, will find Opal solar panels especially beneficial.
Overall Recommendation
Based on performance, efficiency, and warranty, Opal solar panels represent a strong investment for Australian homeowners.
With local support through Solar Juice, an impressive product and performance warranty, and the reputation of Astronergy and Chint Group behind them, Opal panels offer peace of mind and long-term savings.
Although the initial cost might be higher than some competitors, their durability, efficiency, and low degradation rate make them an excellent choice for homeowners who want a solar solution that will last for decades and continue to perform at a high level.
FAQs About Opal Solar Panels
Are Opal Solar Panels Tier 1?
Yes, Opal Solar panels are Tier 1 solar panels. This designation is based on their high quality and performance, as well as the reputation of their manufacturing company.
Opal panels are produced by Astronergy, which is recognized as a Tier 1 manufacturer in the solar industry.
The Tier 1 classification is typically given to manufacturers who have a solid track record of producing reliable, high-performance solar panels and have the financial stability to honor warranties.
Who manufactures Opal Solar Panels, and where are they made?
Opal Solar panels are manufactured by Astronergy, a subsidiary of the Chint Group.
Astronergy is one of China’s leading solar panel manufacturers, with more than 15 years of experience in the industry.
The panels are produced in China, where Astronergy operates state-of-the-art facilities that are ISO 9001 and ISO 14001 certified.
These certifications ensure that the production process adheres to high-quality standards and environmentally responsible practices.
How long do Opal Solar Panels last, and what is their expected lifespan?
Opal Solar panels are designed to last between 25 to 30 years with proper maintenance.
They have a low degradation rate of just 0.3% per year, which means they maintain their efficiency over time, providing reliable performance for many years.
The product warranty for Opal panels is typically 10 to 12 years, while the performance warranty lasts for 25 years, guaranteeing a high level of output throughout the lifespan of the panels.
Ready to take the next step toward a more sustainable and cost-effective energy solution? Choose Opal Solar Panels for your home and start benefiting from high efficiency, long-term savings, and reliable performance backed by industry-leading warranties.
Contact Solar Juice today to learn more about Opal solar panels and get a free quote for your installation. Make the smart choice for your home, your wallet, and the planet!
Shah Tarek is a Solar Energy Consultant with 10 years experience in solar system design and solar consultancy field at Australia. He is now a Director, Operation & Consultancy Division at Aussie Solar Tech, a leading Australian solar retailer and installer. Here he is writing informative and engaging solar content that educates the community on the benefits of solar power. His work supports Aussie Solar Tech’s mission to promote sustainable energy solutions and foster a greener future for Australia.
