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Solar Panel Rundown: VSUN 108M-BB

VSun logo and solar panels

Manufacturer: VSUN Solar


  • Company Background: VSUN Solar, a BNEF Tier-1 PV module manufacturer, is known for its commitment to providing renewable energy solutions that are both greener and cleaner. The company is backed by Fuji Solar and aims to deliver high-efficient products to various markets worldwide.



Warranty Information


  • Product Warranty: The VSUN 108M-BB - VSUN 400 solar panels come with a 12-year materials warranty.

  • Performance Warranty: They also offer a 25-year output warranty. For the first 11 years, the output is guaranteed at 90%, and for the remaining period, at 80%.



Product Specifications


  • Panel Dimensions: Approximately 67.9 inches in length, 44.6 inches in width, and 1.38 inches in depth.

  • Weight: About 21.8 kg (48 lbs).

  • Material: Constructed with Monocrystalline cells.

  • Frame and Cell Color: Both the frame and cells are black, contributing to a sleek and uniform aesthetic.

  • Panel Wattage: Rated at 400W.

  • Efficiency: These panels boast an impressive efficiency of 20.5%.

  • Temperature Coefficient: PMax: -0.32, Voc: -0.27, indicating good performance under varying temperature conditions.

  • Resilience: Designed to withstand environmental elements like snow, wind, hail, and fire.



Compatibility and Integration


  • Inverter Compatibility: The VSUN 108M-BB - VSUN 400 panels are compatible with a wide range of inverter systems, making them suitable for various solar energy setups, including both grid-tied and off-grid installations.

  • Versatile Application: These panels are adaptable for residential use and can be paired with energy storage solutions like batteries for enhanced energy management and efficiency.

  • Advanced Technology: Incorporating MBB (Multi Busbar) technology with circular ribbon, these panels offer higher output power and improved shading tolerance.



User Experience and Feedback


  • Efficiency and Power Output: Homeowners and installers often commend the panels for their high efficiency (20.5%) and substantial power output (400W), which contribute to reducing energy costs and maximizing space utilization.

  • Reliability in Various Conditions: The panels' design ensures optimal performance in different weather conditions, including low temperatures and weak light environments, enhancing their appeal in diverse geographical locations.

  • Aesthetic Design: The all-black design of the panels is frequently noted for its modern appearance, making them a preferred choice for installations where aesthetics are a consideration.

  • Warranty Assurance: The combination of a 12-year materials warranty and a 25-year performance warranty provides customers with confidence in the long-term reliability and effectiveness of the panels.



Overview - VSUN 108M-BB


The VSUN 108M-BB - VSUN 400 solar panels stand out in the market for their high efficiency and robust design. Ideal for both residential and commercial applications, these panels are designed to meet diverse energy needs effectively.


Key Highlights


  • High-Efficiency Panels: With an efficiency of 20.5%, these panels ensure optimal energy output, making them suitable for installations where space is at a premium.

  • Durability and Reliability: Engineered to withstand harsh environmental conditions, these panels offer reliability across various climates and weather situations.

  • Modern Design: The all-black aesthetic of the panels is a significant selling point, adding a modern touch to rooftops while providing high energy output.

  • Comprehensive Warranty: The combination of a 12-year material warranty and a 25-year performance warranty offers long-term assurance of panel quality and performance.



Final Thoughts


The VSUN 108M-BB - VSUN 400 solar panels represent a solid choice for those seeking efficient, reliable, and visually appealing solar solutions. Their high efficiency, coupled with a strong warranty and durable design, makes them a competitive option in the solar panel market.


These panels are an excellent investment for homeowners and businesses aiming to harness solar energy efficiently.

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