Guangzhou Anern Energy Technology Co., Ltd.

Understanding the Warranty Period of Solar Panels and Accessories

Sep 23, 2024
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    Solar Panels and Accessories are unlikely to fail. But when you invest thousands of dollars in installing a solar setup, you want to know how the manufacturer will protect your purchase. Therefore, it's a good idea to research and understand solar panels and accessories warranties in advance so that you can have peace of mind regarding coverage and protection.


    How long do solar panels and accessories last?


    Usually, the first question people ask during solar research is: how long do solar panels and accessories last? How long will it take to recoup the investment? To answer this question, the lifespan of solar panels and accessories is at least 25 years. This is also the length of the average warranty period — the standard in the solar industry. Essentially, solar panel manufacturers guarantee that your panels can generate power for over 25 years. Over time, your panels will undergo slight degradation — as the panels age, the output naturally declines. Most high-quality solar panels lose 0.3% to 1% of their rated wattage annually. This is known as the degradation rate, and the warranty structure of solar panels and accessories takes this into account.

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    Understanding what a solar panel and accessories warranty covers


    Solar panel and accessories warranties come in two types: performance warranty and product warranty. The performance warranty essentially guarantees that your panels will continue to function properly during the warranty period, while the product warranty covers any issues related to manufacturing defects.


    When shopping around for solar panels and accessories, be sure to read and review the warranty terms of each product.

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    Solar Panel Performance Guarantee


    Over time, all solar panels and accessories degrade. This means that every year you can expect a slight drop in the power output of the system. However, the degradation rate of solar panels and accessories depends on the quality of the solar cells within the solar panels. You can evaluate this through the performance guarantee of the solar panels, which is essentially a manufacturer's performance assurance.


    Solar panel performance warranty usually lasts for 25 years. Most performance guarantees ensure that solar panels and accessories can still produce 80% to 90% of their rated power output by the end of the 25-year warranty period. Solar panels with better performance guarantees usually cost more but may last longer and produce more solar power over the years.


    Solar Panel Product Warranty


    The product warranty is the solar panels and accessories craftsmanship guarantee, covering manufacturing defects, wiring issues, or premature wear and tear. The product warranty of many solar manufacturers is around 10 to 15 years. Some other solar panel manufacturers offer up to 25 years product warranty.

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    Anern Solar Panels

    At Anern, we are committed to providing high-quality solar panels that not only meet industry standards but exceed customer expectations.   Our solar panels come with robust performance and product warranties, ensuring that your investment is well-protected for years to come.   With a focus on durability and efficiency, Anern's panels are designed to deliver long-term, reliable power。 Whether you’re looking to reduce energy costs or contribute to a more sustainable future, Anern’s solar panels are the ideal choice for your energy needs.   Explore our range of solar panels today and invest in a brighter, greener tomorrow.


    580W Solar Panel N-Type Dual Glass Solar Panel

    550W Solar Panel Half Cell Mono Panels

    Monocrystalline Solar Panel

    Polycrystalline Solar Panel


    Andy Cao
    Andy Cao

    I’m Andy Cao, an energy engineer with over 16 years of hands-on experience in solar inverters, lithium battery energy storage, photovoltaic systems, and solar street lighting. I focus on real-world system performance and write to share practical, experience-based insights for professionals working in the solar energy industry.

    FAQ

    Is Anern a solar inverter manufacturer or a system integrator?

    Anern operates as a solar energy solutions manufacturer, supplying solar inverters as part of integrated solar power systems that combine power conversion, energy storage, and system-level design for various solar applications.

    Is Anern considered a Chinese solar energy company?

    Yes, Anern is a Chinese solar energy company supplying solar energy products and system solutions to international markets, including solar inverters, lithium battery storage systems, solar panels, and solar street lighting.

    Can I order samples?

    Before placing bulk order, samples order for testing is acceptable. This allows customers to more intuitively understand the appearance and quality of Anern's products.

    What markets does Anern serve?

    Anern supplies solar energy products and system solutions to customers in more than 200 countries and regions, supporting residential, commercial, industrial, and off-grid solar power projects.


    Anenr main serve markets:

    Middle East: Iraq, Lebanon, Syria, United Arab Emirates, Afghanistan, Yemen, Saudi Arabia

    Africa: Nigeria, Zambia, Kenya, Mali, Burkina Faso, South Africa, Egypt, Tanzania, Mozambique, DRC, Botswana, Ethiopia, Egypt, Morocco, Cameroon, Zimbabwe, Ghana, Algeria, Libya, Uganda

    Southeast Asia: Philippines, Indonesia, Malaysia, Myanmar, Thailand, Vietnam, Pakistan

    Americas: Colombia, Mexico, Brazil, Peru, Argentina, Chile, Honduras, Ecuador, United States

    Central Asia: Uzbekistan, Kazakhstan, Kyrgyzstan, Tajikistan

    Europe: Ukraine, Türkiye, Germany, Romania, Poland, France


    Note: If you want to distinguish by product, the above regions of the Middle East, Africa, Southeast Asia, and South America are all suitable for solar street lights and energy storage, while Central Asia and Europe are only suitable for solar energy storage products.

    What solar applications use Anern energy storage systems?

    Anern's energy storage systems are used in the following solar applications:


    Residential Backup Power: 

    For home use during power outages, providing up to 6 hours of continuous power for average household consumption. These systems reduce grid reliance and electricity bills while storing excess solar energy.


    Commercial and Industrial Energy Management: 

    Installed in factories and businesses to store excess solar energy, reduce peak-hour grid consumption, and lower electricity costs. Systems are deployed in secure, ventilated locations for stability.


    Off-Grid Infrastructure: 

    Supports meteorological/hydrological observation equipment and other critical infrastructure in remote areas without grid coverage. Battery banks store solar energy converted via inverters for reliable operation.


    Agricultural Operations: 

    Powers farms by converting stored solar energy into AC electricity, maintaining agricultural activities during outages or grid instability.


    Large-Scale Solar Projects: 

    Used in independent photovoltaic power stations ranging from 10KW to 50MW capacity, enabled by parallel-connected hybrid inverters for solar energy conversion and storage.

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