Product Details

Common Product Specifications

Product Manufacturing Process

The ASTRO N7s series solar panels are manufactured using advanced n-type TOPCon (Tunnel Oxide Passivated Contact) technology, which enhances the efficiency and performance of the photovoltaic cells. This technology reduces electron recombination losses and improves light absorption, resulting in higher energy output. The zero-busbar (ZBB) design further improves efficiency by minimizing shading on the active cell area. The panels are assembled under stringent quality control processes to ensure durability and reliability. The use of bifacial cells allows for additional energy generation from the rear side, increasing the overall power output.

Product Application Scenarios

The ASTRO N7s series solar panels are ideal for various rooftop applications, including residential, commercial, and balcony installations. For residential use, the panels can be installed on small or irregularly shaped roofs, maximizing energy production despite space constraints. In commercial settings, the high efficiency and sleek design make them suitable for office buildings, retail stores, and warehouses. Balcony installations can also benefit from the panels’ compact size and high output, providing an effective way to generate renewable energy in urban environments. These versatile application scenarios ensure that a wide range of customers can take advantage of solar energy.

Product After-Sales Service

As a leading supplier of solar panels for small roofs, PVSTAR offers comprehensive after-sales service to ensure customer satisfaction. This includes a detailed installation guide, a long-term warranty, and regular maintenance checks. Customers can also access 24/7 customer support for any technical issues or inquiries.

Product Transportation

The ASTRO N7s series solar panels are packaged in sturdy boxes, with each box containing 36 panels. For international shipments, up to 936 panels can be accommodated in a 40' HQ container. The packaging ensures that the panels are protected from damage during transit.

Product Advantages

• High-Efficiency Performance: Up to 23.0% module efficiency.
• Advanced n-type TOPCon Technology: Enhanced energy output.
• Sleek Design: All-black appearance for aesthetic integration.
• Durable Construction: Robust materials for long-term use.
• Comprehensive Support: Full-range after-sales service.

Product FAQ

1. What is the efficiency of the ASTRO N7s series panels?

The ASTRO N7s series panels offer up to 23.0% module efficiency, making them highly efficient for small roofs.

2. How do these panels perform in shaded conditions?

The panels are equipped with technologies like microinverters and power optimizers to maximize efficiency even when partially shaded.

3. Are these panels suitable for residential use?

Yes, the panels are designed for residential applications, especially for small or irregularly shaped roofs.

4. What is the weight of each panel?

Each panel weighs 21.5 kg, making them easy to transport and install.

5. What type of cells are used in these panels?

The ASTRO N7s series uses n-type mono-crystalline cells for higher efficiency and performance.

6. What is the warranty period for these panels?

The panels come with a long-term warranty, covering both performance and material defects.

7. Can these panels be used for commercial installations?

Yes, they are suitable for commercial applications, including office buildings and retail stores.

8. What are the dimensions of the panels?

The dimensions are 1762 x 1134 x 30 mm, making them compact and suitable for small roofs.

9. Do these panels require special permits for installation?

Depending on your location, specific regulations or permits may be required. Our professional installers can assist with this process.

10. What is the maximum system voltage for these panels?

The maximum system voltage is 1500VDC, ensuring compatibility with various electrical systems.

Product Hot Topics

1. How n-type TOPCon technology boosts solar panel efficiency

As a leading supplier of solar panels for small roofs, PVSTAR integrates n-type TOPCon technology in the ASTRO N7s series to enhance module efficiency. This advanced technology reduces electron recombination losses and improves light absorption, resulting in higher energy output. The zero-busbar design further minimizes shading on the active cell area, contributing to the overall efficiency of the panels. These innovations make the ASTRO N7s series an excellent choice for maximizing energy production, especially for small or irregularly shaped roofs.

2. The importance of high-efficiency solar panels for small roofs

For homes and businesses with limited roof space, high-efficiency solar panels are crucial. As a trusted supplier of solar panels for small roofs, PVSTAR's ASTRO N7s series offers up to 23.0% efficiency. This ensures that even small or irregularly shaped roofs can generate substantial amounts of renewable energy. High-efficiency panels like these are essential for maximizing energy production and achieving long-term cost savings, making them a smart investment for any property owner.

3. Balancing energy needs with available roof space

When installing solar panels on small roofs, it's essential to balance the household's energy needs with the available roof space. As a leading supplier of solar panels for small roofs, PVSTAR offers solutions like the ASTRO N7s series, designed to maximize energy output in compact areas. By conducting an energy audit, customers can determine the number of panels needed to meet their energy requirements, ensuring efficient and effective use of roof space.

4. Addressing shading issues on small roofs

Shading from trees, chimneys, or neighboring buildings can significantly impact the performance of solar panels on small roofs. As a reputable supplier of solar panels for small roofs, PVSTAR provides advanced solutions like microinverters and power optimizers in the ASTRO N7s series. These technologies ensure that each panel operates at its maximum capacity, even under partial shading, maximizing overall system efficiency.

5. The role of microinverters and power optimizers

Microinverters and power optimizers play a crucial role in maximizing the efficiency of solar panels on small roofs. As a trusted supplier of solar panels for small roofs, PVSTAR incorporates these technologies in the ASTRO N7s series. Microinverters convert the DC output of each panel to AC, while power optimizers ensure that each panel operates at its maximum capacity, even under shading or other adverse conditions. These features are essential for optimizing energy production and ensuring long-term performance.

6. The significance of sleek design in solar panels

The aesthetic appeal of solar panels is an important consideration, especially for residential installations. As a leading supplier of solar panels for small roofs, PVSTAR's ASTRO N7s series features an all-black design that seamlessly blends into rooftops. This sleek appearance not only enhances the visual appeal of the property but also adds value by integrating renewable energy solutions into the architectural design.

7. Financial incentives for installing solar panels on small roofs

Investing in solar panels can yield substantial financial benefits, even for small roofs. As a trusted supplier of solar panels for small roofs, PVSTAR's ASTRO N7s series qualifies for various federal, state, and local incentives. These may include tax credits, rebates, and favorable financing options, which can offset installation costs. Over time, savings on electricity bills contribute to the return on investment, making solar installations a financially sound decision.

8. Installation challenges and solutions for small roofs

Installing solar panels on small roofs can present unique challenges, such as limited space and shading issues. As a leading supplier of solar panels for small roofs, PVSTAR offers advanced solutions in the ASTRO N7s series. These include high-efficiency panels, microinverters, and power optimizers, as well as customized racking systems to fit more panels onto a limited area. These innovations ensure that even small roofs can effectively harness solar energy, providing a practical and sustainable solution.

9. Importance of roof condition and strength for solar installations

Before installing solar panels, it's crucial to assess the condition and strength of the roof. As a trusted supplier of solar panels for small roofs, PVSTAR emphasizes the importance of a thorough inspection to ensure that the roof can support the weight of the panels and withstand installation without damage. If needed, roof reinforcements may be necessary to secure a stable and long-lasting installation.

10. Steps to take before installing solar panels on small roofs

Installing solar panels on small roofs requires careful planning and consideration. As a reputable supplier of solar panels for small roofs, PVSTAR recommends conducting an energy audit to determine energy needs, assessing the roof's condition and strength, and considering shading and space constraints. By addressing these factors, customers can ensure a successful installation of the ASTRO N7s series, maximizing energy production and achieving long-term sustainability goals.

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