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Solar Panel Rundown: SPR-U405-BLK

sunpower logo on top of a bunch of solar panels

Manufacturer: SunPower Corporation


  • Company Reputation: SunPower is known for manufacturing high-quality PV panels and is recognized for its technology offering higher than average yield.

  • Innovative Approach: SunPower's panels are appreciated for their efficiency and the company’s prompt technical support.



Warranty Information


  • Product Warranty: 25 years, assuring long-term reliability and performance of the panels.

  • Performance Warranty: Also extends for 25 years, guaranteeing durability and sustained power output over time.

  • Comprehensive Coverage: SunPower's warranty is considered one of the best in the market, covering a significant portion of repairs and maintaining high efficiency for a long duration.



Product Specifications


  • Panel Dimensions: The panels measure approximately 75.8 inches in length, 39.3 inches in width, and 1.38 inches in depth.

  • Weight: Each panel weighs around 48.5 lbs.

  • Material: Made using Monocrystalline PERC cells.

  • Frame and Cell Color: Both the frame and cells are black, offering an aesthetically pleasing look.

  • Panel Wattage: Rated at 405W.

  • Efficiency: The efficiency of the panels is 20.3%.

  • Temperature Coefficient: PMax: -0.365, Voc: -0.285, indicating strong performance across temperature variations.

  • Resilience: Designed to be durable against snow, wind, hail, and fire.



Compatibility and Integration


  • Inverter Compatibility: SunPower U-Series SPR-U405-BLK panels are compatible with a broad range of inverter systems, accommodating diverse solar energy setups.

  • Advanced Technology: These panels employ PERC monocrystalline cells, enhancing efficiency and compatibility with advanced solar technologies.

  • Versatile Application: Ideal for both residential and commercial use, the panels offer flexibility in installation and design.

  • Aesthetic Design: The all-black design of the panels allows for aesthetic integration with various architectural styles, making them a preferred choice for visually-conscious installations.



User Experience and Feedback


  • Efficiency Recognition: Users have noted the high efficiency of SunPower panels, appreciating their ability to produce more energy in less space.

  • Aesthetic and Build Quality: The all-black design combined with the durability of the panels has been well-received by users.

  • Reliability and Trust: SunPower's reputation for quality and its comprehensive warranty program have instilled confidence in users.

  • Technical Support and Service: Reviews highlight SunPower's responsive technical support and customer service, enhancing the overall user experience.



Overview - SPR-U405-BLK


The SunPower U-Series SPR-U405-BLK solar panels are a testament to SunPower's commitment to quality and efficiency in the solar industry. They are designed to meet the needs of a wide range of solar applications, making them suitable for both residential and commercial installations.


Key Highlights


  • High Efficiency: With an efficiency of 20.3%, these panels ensure optimal energy production, making them an excellent choice for maximizing solar yield in limited spaces.

  • Durability and Design: Their robust construction and sleek all-black design make them both a durable and aesthetically appealing option.

  • Reliable Performance: The panels' performance is backed by a 25-year product and performance warranty, assuring long-term reliability.

  • User Satisfaction: Users have reported high satisfaction with the panels, particularly noting their efficiency, design, and the responsive customer service provided by SunPower.



Final Thoughts

The SunPower U-Series SPR-U405-BLK solar panels are ideal for those seeking a high-performing, durable, and visually attractive solar solution. Their combination of advanced technology, comprehensive warranty, and positive user feedback make them a strong contender in the solar market.



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