How Long Do Solar Panels Last?

As the need to live sustainably is increasing, solar panels are gaining exceptional popularity. Earlier, people weren’t too aware of their benefits. However, since the 2000s, the number of solar panels being installed has grown exponentially. The popularity of solar panels brings in a typical question: ‘How long do solar panels last?’

Several homeowners have the same question before investing in a solar system. In this blog, we have discussed the longevity of solar power systems in Sunshine Coast and the different factors affecting it –

How Long Do Solar Panels Last?

Typically, solar panels last for about 25 to 30 years. This is the number of years when you can expect your solar panels to work perfectly, generating high electricity. After 25 years, your solar panels won’t suddenly stop working. They simply will stop converting as much energy as they used to for electricity.

What are the Factors that Affect the Lifespan?

Certain factors affect the life of solar power on Sunshine Coast. These are –

• The panel quality is a major factor. High-quality panels from reputed manufacturers tend to last longer.
• Poor solar installation is another major reason solar panels do not last long. It affects their lifespan and optimal performance.
• If you live in an area with frequent rain and hail storms, it can lessen the durability of solar panels.
• Regular inspection and maintenance can extend the life of your solar panels.  

How Quickly Do Solar Panels Degrade?

Solar panel degradation rate is the rate at which solar panels’ life degrades over time.  On average, solar panel output falls by 0.5% to 0.8% every year. However, this is considered a very minor degradation over the years. If we take the degradation rate to be 0.8%, your solar panels will still work at 80% after 25 years.

Tips to Extend the Life of Solar Panels

If you want your solar systems to work in the best condition, you must -

• Ensure regular cleaning and upkeep.
• Hire frequent maintenance services.
• Hire professionals for quality installation.

Solar panels provide a dependable, long-term supply of clean energy. With good care and upkeep, your panels should last for many years, saving you a lot of money on electricity and lowering your carbon impact.