How Long do Solar Panels Last? Solar Panel Lifespan 101

If you’re considering investing in solar energy, one of the first questions that you might be asking is how long do solar panels last? Investing in solar panels is an expensive investment that requires much consideration and proper planning. The lifespan of the solar panels is an important factor to consider before you purchase one. A solar panel’s lifespan can vary depending on different factors that you should be aware of. Hence, in this article, we’ll take a closer look at how solar panels work, the factors that contribute to their lifespan, and how long they typically last.

How Solar Panels Work?

Before we get into the lifespan of solar panels, it is important first to understand how solar panels work. Solar panels convert sunlight into electricity through the photovoltaic process. This occurs when photons from sunlight collide with the electrons in the solar panel cells, which knock the electrons out of their atoms, allowing them to flow. This movement of electrons produces an electric current.

Factors that contribute to the lifespan of Solar Panels

The typical lifespan of a solar panel is 25 to 30 years. However, factors such as the quality of the materials used and solar panel maintenance can affect their longevity. Better quality solar panels have a longer lifespan, and they are less likely to develop problems over time. Another factor that contributes to the lifespan of solar panels is their exposure to the elements. Solar panels that are exposed to harsh weather conditions like hail, snow, and heavy rain have a shorter lifespan when compared to solar panels in milder climates.

How Long Do Solar Panels Last?

Solar panels are designed to be very durable and require minimal maintenance. Generally, the lifespan of solar panels falls into two categories: the product warranty lifespan, and expected power output lifespan. The product warranty lifespan ranges from 10 to 25 years, and it covers any defects or problems with the solar panel. The expected power output lifespan, on the other hand, ranges from 25 to 30 years. However, the lifespan of a solar panel can be shorter if it is not maintained properly or exposed to harsh weather conditions.

Solar Panel Maintenance Tips

To get the most out of your solar panels and increase their lifespan, regular maintenance is crucial. Proper maintenance can ensure that your solar panels are performing efficiently and minimize the need for repairs. Below are a few tips to help keep your solar panels in tip-top shape:

Regular cleaning: Inspect your solar panels regularly and clean them with a soft-bristle brush to remove dirt, grime, and debris from the surface of the panels.

Check the wiring: Make sure that all the wires and connections are securely attached to the solar panel. In addition, inspect the wiring for any signs of damage or corrosion.

Monitor power output: Monitoring your solar panel’s power output can help you identify any problems early on before they become more serious. This will also help you determine if your panel is working efficiently.

Repair any damages: Check your solar panels for any cracks, scratches, or damages and repair them immediately to avoid further damage.

Check your inverters: Inspect your solar panel’s inverters regularly and ensure that they are functioning correctly.