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how long do commercial solar panels last

Blog > How Long Do Commercial Solar Panels Last?

How Long Do Commercial Solar Panels Last?

Jan 7, 2025 by VCT Group

As businesses continue to seek sustainable energy solutions, commercial solar panels have emerged as a viable option to decarbonize and lower operational costs. Understanding their longevity, functionality, and ease of operation is essential for business owners considering investing in solar power. This article will dive into how commercial solar panels work, their lifespan, and what factors affect their longevity.

How Do Commercial Solar Panels Work?

Solar panels capture sunlight and convert it into electricity using photovoltaic (PV) cells. PV cells are made of semiconductor materials such as silicon to generate direct current (DC) electricity when exposed to sunlight. Once installed, the commercial solar panel system connects to an inverter, which converts DC electricity into alternating current (AC). Most modern technology and appliances run with AC electricity, which is why converting the DC electricity that solar panels generate is crucial. 

How Long Do Commercial Solar Panels Last?

Commercial solar panels typically have a warrantied lifespan of 25 or more years and are engineered to retain efficiency throughout that period. By the end of their warranty period, commercial solar panels will have retained approximately 85% of their original efficiency. Businesses that invest in solar panels continuously benefit from solar energy decades after their initial investment.

Factors Affecting the Longevity of Commercial Solar Panels

  1. Quality: Like many things, when it comes to solar panels, you often get what you pay for. Higher-quality panels tend to last longer than cheaper panels.
  2. Installation: A professional installation by qualified personnel is required by law and will ensure that you get the most out of your system. A professional solar installer will make sure the system functions correctly and adheres to all safety regulations.
  3. Environmental Impact: Panels installed in regions prone to extreme weather conditions, such as heavy snow or high winds can experience more wear and tear. Quality installations will enhance longevity for solar panels during harsh weather. 
  4. Maintenance Practices: A proactive monitoring plan is a great way to ensure commercial panels are well maintained. This monitoring is essential to mitigate problems caused by built-up debris, nesting animals, or structural damage.
 

How Are Old Solar Panels Recycled?

Currently, the long lifetime of solar panels means that there is a low volume of panels to recycle. Panels can be safely stored for future recycling as the market expands and economies of scale begin to develop. 

As far as recycling is concerned, solar panels are recyclable, meaning they do not need to end up in landfills. The technology to recycle solar panels already exists, and solar panel owners can recycle old panels to reduce unnecessary waste. 

Learn more about recycling solar panels here. 

Solar Panels For Businesses

Commercial solar panels present an opportunity for businesses to dramatically reduce costs and showcase their commitment to sustainability. Understanding their functionality and the factors that affect their longevity can help business owners make informed decisions and avoid unexpected costs. Businesses can enjoy the full potential of renewable energy for decades to come.

Learn more about how VCT Group can help bring your green energy goals to life.