How Long Do Solar Panels Last? How to Get Your Money’s Worth

Solar panels at the roof top

If you’re considering solar panels for your home or office, it's crucial to assess essential factors before investing significant resources. And one of these fundamental aspects is how long do solar panels last. After all, all investment decisions need to factor in the duration of the investment to make sure that it is profitable in the long run.


So, How Long Do Solar Panels Last?

You can count on solar panels lasting for at least 25 years depending on various factors such as climate, maintenance, and the type of solar panels used. Even most manufacturers guarantee that solar panels will work 80 percent of their potential or more after 25 years. So after 25 years, you can rely on your solar panel for producing electricity at an efficient rate.

Solar technology is relatively new, but more and more consumers and companies are switching to this renewable resource for their electricity needs. As a result of the increased market demand, solar panels are becoming more affordable.

At the same time, many factors affect the question, “How long do solar panels last?”And recent developments in solar panel technology result in vastly different lifespans compared to earlier generations of solar panels.

Why Do Solar Panels Degrade?

It's essential to look at why solar panels degrade to assess the variability in different solar panels better. While solar panels typically last for 25 years and more, the efficiency and effectiveness of solar panels are affected by various factors. By accounting for reasons that solar panels degrade, owners are better able to extend the life of their investment. So the answer to "how long do solar panels last" depends on a number of important factors.

Polycrystalline what now?

Nope. Not like that

2 persons are installing the solar panels

Image by Maria Godfrida from Pixabay

Solar panels should be installed correctly. Otherwise, they may get damaged in the process of setting them up. No matter how durable your panels are, you should ensure their proper installation, preferably by professionals.

It’s not like you're buying shoes that you can replace immediately if broken. Solar panels are placed on roofs and rooftops. And it is not as easy to modify the installation after mistakes happen.

Home improvement

Not a job for amateurs

2 men are installing the solar panels

Image by skeeze from Pixabay

When hiring people for solar panel installation, make sure you choose professionals. The installation of these panels involves electrical work, after all, so it's not a simple home renovation.

If you can find electricians accredited by the North American Board of Certified Energy Practitioners (NABCEP), you know you'll get quality work. Also, look carefully for providers and installers with reliable customer service.

Proper installation may come with a high price. However, it will save you money in the long run. That's because you will need less maintenance. Having professionals install your solar panels provides the benefit of having experts track their performance and maintain them. So, hiring professionals saves you time and stress as well as extends the life of your solar panels.

Here comes the rain again...

How to Prolong the Lifespan of Solar Panels

Solar panels

Image by Markus Spiske from Pixabay

Solar panels require a significant investment. So, it's vital to extend the life of this investment to maximize your rate of return.

How long do solar panels last is directly related to critical factors. And the good news is that there are many effective methods of getting more use out of your panels before having to replace them.

Don't settle

Use protection

Man installing the solar panels

Image by skeeze from Pixabay

Now, I know this tip sounds obvious, but it's a critical factor in how long do solar panels last. Try to be mindful of where you install your solar panels and the things around them. If you have trees in your yard surrounding your roof, you might want to reconsider placing your solar panels in such area. Trees can be hazards, as they block the sunlight you need to convert into electricity through your panels. They might also break during storms and strong winds and damage your solar panels.

If there is any construction going on near your roof, be sure your solar panels are safe from falling debris. Be on the lookout for potentially dangerous behavior and protect your solar technology investment.

Try to avoid surface scratches and water seeping through your panels as these factors can also shorten the longevity of solar panels.

Keep'em clean

Pay attention

How to Prolong the Lifespan of Solar Panels

2 men are installing the solar panels at the roof top

Image by Maria Godfrida from Pixabay

The efficiency of solar panels deteriorates over time, as mentioned. However, this decrease is small. And considering the high installation cost of a new system, it's often preferable to continue with the less optimal current system rather than replacing it.

So, how long do solar panels last? You won’t really have to replace your solar panels until something extreme leads to the breakage or severe damage to your solar panels. And something extreme refers to events such as having a tree fall on your panels or debris thrown by a hurricane or tornado crashing down on them. All you have to do is maintain your solar panels for the duration of their lifespan exceeding 25 years.

Are Solar Panels Worth Your Time and Investment?

Solar panels in the rof top are facing the sun light

Image by andreas160578 from Pixabay

Investing in solar panels can prove wise, economical, and convenient. This investment will also provide satisfaction and a positive public image in helping the environment by reducing your carbon footprint. Solar panels may require a significant investment, but they will pay off in the long run.

So how long do solar panels last? Solar panels last for decades and do not require much effort to clean and maintain.

Have your own thoughts on how long do solar panels last? We'd love to read your ideas in the comments below!

Featured Image by Ulrike Leone from Pixabay

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