7 Key Factors to Consider in N Type Bifacial Solar Panel Warranties

12 Aug.,2025

 

1. Understanding N Type Bifacial Solar Panels

N Type bifacial solar panels are increasingly popular in the renewable energy sector due to their ability to capture sunlight from both sides, enhancing energy production. When investing in these panels, it's essential to consider their warranties carefully. Below, we explore seven key factors that can greatly influence your decision.

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2. Performance Warranty Duration

The performance warranty guarantees a certain level of output over a specified period. Most reputable manufacturers of N Type bifacial solar panels offer a minimum performance warranty of 25 years. This warranty typically ensures that the panels will maintain a specific percentage of their original output. For instance, an established brand like Canadian Solar provides a linear warranty, ensuring 82% output at the 30-year mark.

Brand Performance Warranty Duration Guaranteed Output at 25 Years
Canadian Solar 25 Years 82%
JinkoSolar 25 Years 80%
LG Solar 25 Years 90%

3. Product Warranty Coverage

Product warranties cover manufacturing defects and issues that may arise within the stipulated time frame, typically ranging from 10 to 15 years for N Type bifacial solar panels. Industry expert GreenTech Media emphasizes that a longer product warranty indicates manufacturer confidence in their technology. Brands like First Solar often stand out due to their robust product warranties.

4. Degradation Rates

Degradation rates illustrate how much the panels' performance will decrease over time. A slow degradation rate is crucial for the longevity of your investment. N Type bifacial solar panels generally exhibit lower degradation rates compared to traditional panels. According to energy analyst Dr. Mark Z. Johnson, leading brands now provide warranties featuring a degradation guarantee of around 0.5% per year.

Brand Degradation Rate
Trina Solar 0.5% per year
SunPower 0.3% per year

5. Transferability of Warranty

The transferability of a warranty can enhance the value of the N Type bifacial solar panel for future homeowners. A transferable warranty allows you to pass the coverage to new owners, which can be a significant selling point. According to real estate expert Jane Doe, homes equipped with transferable solar warranties often sell faster and at higher prices.

6. Exclusions and Limitations

All warranties come with certain exclusions, so it’s wise to read the fine print. For instance, some manufacturers may not cover damage resulting from improper installation or acts of nature. Transparency in warranty terms can be a good sign of a manufacturer’s reliability, according to sustainability advocate Tom Green.

Exclusion Type Covered?
Improper Installation No
Natural Disasters No
Normal Wear and Tear Yes

7. Customer Support and Claim Process

Efficient customer support is a critical factor in the warranty’s effectiveness. A seamless claim process can save you time and effort. Consumer technology influencer Kelly Smith suggests researching reviews on customer service before finalizing your purchase. Look for brands with a proven track record of responsive support and straightforward claim procedures.

Conclusion

Investing in N Type bifacial solar panels can lead to long-term energy savings and sustainability benefits. By considering these seven key factors regarding warranties, you can make a more informed decision. Always ensure that you choose a manufacturer with a solid warranty that aligns with your energy goals.

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