40w Small Solar Panels in Stock China Manufacturer
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 watt
- Supply Capability:
- 10000000 watt/month
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Item specifice
Application:
Home
Output Voltage (V):
24
Product Description:
Hot Sale !!! Quality and Safety of Small Poly Solar Panel 5w~150w
1. Rigorous quality control meets the highest international standards.
2. High-transmissivity low-iron tempered glass, strong aluminium frame.
3. Using UV-resistant silicon.
4. IS09001/14001/CE/TUV/UL
Warranties of Small Poly Solar Panel 35~85w
1. 10 years limited product warranty
2. 15 years at 90% of the minimal rated power output
3. 25 years at 80% of the minimal rated power output
Specification
Characteristics of Poly solar panels CNBM (245-320W) | |||||
Max Power Voltage Vmp(V) | 30.3 | 30.8 | 31.1 | 31.4 | 31.85 |
Max Power Current Imp(A) | 7.60 | 7.64 | 7.73 | 7.81 | 7.85 |
Open Circuit Voltage Voc(V) | 36.1 | 36.6 | 37 | 37.3 | 37.68 |
Short Circuit Current Isc(A) | 8.50 | 8.55 | 8.65 | 8.75 | 8.85 |
Max Power Pm(W) | 230W | 235W | 240W | 245W | 250W |
Temperature Coefficient of Cells Poly solar panels CNBM (245-320W) | |
NOCT | 45± 2 |
Temperature Coeffucients of Isc | 0.0492 |
Temperature Coeffucients of Voc | -0.3374 |
Temperature Coeffucients of Voc | -0.4677 |
Mechanical Data of Poly solar panels CNBM (245-320W) | |
Dimension | 1638 × 982 × 40 mm |
Weight | 19.5 kg |
No. of Cells and Connections | 60 (6 ×10) |
Tolerance | 0 ~ + 5 W |
Cell | Monocrystalline Cell 156 × 156 mm |
Packing | 624 Pcs/40ft(H) Container |
Limits of Poly solar panels CNBM (245-320W) | |
Operating Temperature | -40 to +85 |
Storage Temperature | -40 to +85 |
Max System Voltage | 1000VDC(IEC) / 600VDC(UL) |
Features of our products:
• High conversion efficiency mono/poly-crystalline amorphous silicon solar cells
• Modules incorporate high performance bypass diodes to minimize the power drop caused by shading
• High transmittance, low-iron tempered glass
• High performance EVA encapsulant to prevent destroying and water.
• AI frame: without screw, corner connection. 8 holes on the frame can be installed easily
• Good performance of preventing from atrocious weather such as wind and hails
• Certifications: CE IEC TUV VDE UL, Class I
• 10 years 90% power output warranty
Shipping of Small Poly Solar Panel 35~85w
By Sea | Delivery from Shanghai or Ningbo seaport |
By Air | Departure from Shanghai Pudong Airport |
By Express | Post by DHL, EMS, UPS, TNT. |
Features of our products:
• High conversion efficiency mono/poly-crystalline amorphous silicon solar cells
• Modules incorporate high performance bypass diodes to minimize the power drop caused by shading
• High transmittance, low-iron tempered glass
• High performance EVA encapsulant to prevent destroying and water.
• AI frame: without screw, corner connection. 8 holes on the frame can be installed easily
• Good performance of preventing from atrocious weather such as wind and hails
• Certifications: CE IEC TUV VDE UL, Class I
• 10 years 90% power output warranty
As a professional Solar Panel manufacturer and Supplier in China, we have our customers come around the whole world and our specialization has got a worldwide recognition. Meanwhile, with our superior quality, competitive price, prompt and excellent service, As main role in trade section of CNBM Group, CNBM International Corporation supplies products including Monocrystalline Solar Panel, Polycrystalline Solar Panel ( multicrystalline silicon Solar Panel) have received and enjoyed famous reputation in many countries and regions in the world.
- Q:How do solar energy systems affect the reliability of the electrical grid?
- Solar energy systems can have both positive and negative effects on the reliability of the electrical grid. On the positive side, solar energy systems can help diversify the energy sources used for electricity generation, reducing dependence on traditional fossil fuels. This diversification can enhance the overall stability and reliability of the electrical grid. Furthermore, solar energy systems can contribute to reducing peak demand on the grid. During daylight hours, when solar panels are most productive, they generate electricity that can be directly utilized by nearby buildings or fed back into the grid. This can help alleviate stress on the grid during periods of high demand, reducing the likelihood of power outages or blackouts. However, solar energy systems also present some challenges to grid reliability. One of the key concerns is the intermittent nature of solar power generation. Solar panels only produce electricity when the sun is shining, meaning that their output is subject to variations due to weather conditions and the time of day. This intermittency can make it challenging to match supply with demand, especially during cloudy or nighttime hours, leading to potential imbalances or fluctuations in the grid. To address this issue, grid operators need to carefully manage the integration of solar energy systems into the electrical grid. This involves implementing advanced forecasting and monitoring technologies to accurately predict solar power generation and plan for any potential fluctuations. Additionally, energy storage systems, such as batteries, can be deployed to store excess solar energy during periods of high generation and release it during times of low generation, helping to smooth out the intermittent nature of solar power. Overall, while solar energy systems bring many benefits to the electrical grid, such as diversification of energy sources and reducing peak demand, they also pose challenges related to intermittency. By adopting advanced technologies and implementing effective grid management strategies, these challenges can be mitigated, ensuring a reliable and resilient electrical grid.
- Q:What is the impact of temperature on solar energy system performance?
- Temperature can have a significant impact on solar energy system performance. As the temperature increases, the efficiency of solar panels tends to decrease. This is because higher temperatures can cause the panels to operate at a higher voltage, resulting in a drop in overall efficiency. Additionally, excessive heat can also lead to a decrease in the lifespan of solar panels. However, it is worth noting that cold temperatures can actually benefit solar panels, as they tend to increase their efficiency. Therefore, temperature variations need to be carefully considered when designing and maintaining solar energy systems for optimal performance.
- Q:Can solar energy systems be used in areas with strict building codes or historical preservation restrictions?
- Yes, solar energy systems can be used in areas with strict building codes or historical preservation restrictions. While it may require some additional planning and design considerations, it is certainly possible to integrate solar energy systems into the existing structures in these areas. One way to incorporate solar energy systems is by using building-integrated photovoltaics (BIPV) or solar thermal systems that are seamlessly integrated into the building's design. These systems can be installed on rooftops, facades, or even as shading elements, ensuring that the historical aesthetics or architectural integrity of the building are not compromised. Furthermore, advancements in solar technology have allowed for the development of more visually appealing solar panels, such as solar tiles or transparent solar windows, which can blend in with the existing building materials. This makes it easier to gain approval from historical preservation boards or building code authorities. It is important to note that in areas with strict building codes or historical preservation restrictions, the approval process for installing solar energy systems may be more complex. It may require obtaining permits, conducting structural assessments, and working closely with local authorities to ensure compliance with regulations. However, with the growing recognition of the importance of renewable energy, many jurisdictions have developed specific guidelines and provisions for integrating solar systems in historic areas. In summary, solar energy systems can be used in areas with strict building codes or historical preservation restrictions by employing BIPV, solar thermal systems, or visually appealing solar panels. While the approval process may be more involved, with proper planning and adherence to guidelines, it is possible to harness solar energy without compromising the architectural or historical significance of the area.
- Q:Can solar energy systems be used in powering green hotels or eco-resorts?
- Green hotels and eco-resorts can definitely make use of solar energy systems. Solar power is a clean and renewable energy source that can greatly help these establishments reduce their carbon footprint. Installing solar panels on roofs or open spaces allows them to generate electricity from the sun and use it to power their operations. Solar energy systems can provide a significant amount, if not all, of the electricity needed to run a green hotel or eco-resort. This includes powering lighting systems, heating and cooling systems, water pumps, and other electrical appliances. Any excess energy generated during the day can be stored in batteries or fed back into the grid for use during periods of low sunlight or at night. Incorporating solar power not only reduces reliance on fossil fuels but also increases the self-sufficiency and resilience of these establishments during power outages. It aligns with their commitment to sustainability and attracts environmentally conscious travelers who prioritize staying in eco-friendly accommodations. Moreover, solar energy systems can enhance the overall guest experience at these hotels and resorts. They offer opportunities for educational tours and demonstrations, where guests can learn about the benefits of solar power and the importance of renewable energy sources. This can raise awareness and inspire guests to adopt sustainable practices in their own lives. In conclusion, solar energy systems are an excellent choice for powering green hotels or eco-resorts. They provide a clean, renewable, and dependable source of electricity that aligns with the sustainability goals of these establishments. By harnessing the power of the sun, they can reduce their carbon footprint, improve the guest experience, and contribute to a more sustainable future.
- Q:What is the environmental impact of using solar energy systems?
- Solar energy systems have a significantly lower environmental impact compared to traditional energy sources. The primary environmental benefits of using solar energy include reduced greenhouse gas emissions, minimized air and water pollution, conservation of natural resources, and decreased reliance on fossil fuels. Additionally, solar energy systems have a relatively low ecological footprint and are renewable, making them crucial for transitioning towards a more sustainable energy future.
- Q:Can solar energy systems be used for powering schools?
- Yes, solar energy systems can be used for powering schools. In fact, many schools around the world are now embracing solar power to meet their energy needs. Solar panels can be installed on rooftops or in open areas within school premises to generate clean and renewable electricity. This not only reduces the school's carbon footprint but also helps save on electricity costs in the long run. Additionally, solar energy systems can also be educational tools, allowing students to learn about and engage with sustainable energy practices.
- Q:Can solar energy systems be used for street lighting?
- Street lighting can indeed utilize solar energy systems. The popularity of solar-powered street lights is on the rise due to their ability to provide sustainable and cost-effective outdoor lighting. These systems consist of solar panels that capture sunlight during the day, converting it into electricity which is then stored in batteries. This stored energy is utilized to power the street lights at night. Not only are solar-powered street lights environmentally friendly, but they also eliminate the need for extensive wiring and electricity consumption. They can be easily installed in remote areas without access to grid power, making them a feasible option for street lighting in both urban and rural regions. In addition, solar-powered street lights offer the benefit of being independent from the main power grid, ensuring uninterrupted lighting even during power outages.
- Q:What is the impact of electromagnetic interference on the performance of solar panels?
- Solar panels can be significantly affected by electromagnetic interference (EMI). EMI refers to the disturbance caused by electromagnetic radiation from various sources like power lines, electronic devices, or radio waves. This interference can disrupt the normal functioning of solar panels and decrease their efficiency. The primary effect of EMI on solar panels is the degradation of the photovoltaic cells' ability to convert sunlight into electricity. When exposed to electromagnetic radiation, the cells can become less efficient in converting sunlight, resulting in less power generated. This directly impacts the overall output of a solar panel system and its ability to effectively meet energy demands. Furthermore, EMI can introduce electrical noise into the system, interfering with the required voltage and current levels needed for proper operation. This noise disrupts the control circuits and electronics within the solar panel system, leading to inaccurate measurements and potential malfunctions. In severe cases, excessive EMI can even damage the electronic components of the solar panel, further reducing its lifespan and performance. To minimize the impact of EMI on solar panels, several measures can be taken. Shielding techniques, such as using metallic enclosures or conductive coatings, can reduce the external electromagnetic radiation reaching the solar panels. Additionally, proper grounding and isolation of sensitive electronic components can minimize the interference caused by internal electrical noise. In conclusion, electromagnetic interference can significantly affect the performance of solar panels. It reduces conversion efficiency, introduces electrical noise, and can potentially damage electronic components. By implementing appropriate shielding and grounding measures, the negative effects of EMI can be mitigated, ensuring optimal performance and longevity of solar panel systems.
- Q:How does the installation of solar panels affect the building's aesthetics?
- The installation of solar panels can have a significant impact on the aesthetics of a building. Initially, the presence of solar panels on a rooftop or facade may alter the traditional appearance of the structure, which could be a concern for those who prioritize preserving the building's original design. However, modern advancements in solar panel technology have led to more aesthetically pleasing options that blend seamlessly with the building's architecture. Architects and designers are now working to integrate solar panels into the overall design of the building, making them less obtrusive. For instance, solar panels can be incorporated into the design of the roof, creating a sleek and uniform look. In some cases, solar panels can even enhance the visual appeal of a building, adding a contemporary and eco-friendly element to its appearance. Moreover, the color and material of solar panels have also evolved, allowing for a wider range of choices to match the building's style. Nowadays, solar panels are available in various colors, including black, blue, or even transparent, enabling them to blend in with the building's surroundings or become an elegant focal point. It is worth noting that the aesthetics of solar panel installations are subjective, and opinions may vary. Some individuals may embrace the modern and sustainable look that solar panels bring, while others may find them less appealing. Ultimately, the impact of solar panels on a building's aesthetics depends on the specific design, the preferences of the building owner, and the local regulations governing solar panel installations.
- Q:How much space is needed to install a solar energy system?
- The space required for installing a solar energy system varies depending on several factors such as the system's capacity, efficiency, and the available sunlight in the area. On average, a typical residential solar panel system requires about 100-400 square feet of roof space. However, this estimate can be higher or lower depending on the specific requirements of the system and the desired energy output. Additionally, ground-mounted systems can be installed if there is sufficient open space available. It is recommended to consult with a solar energy professional to determine the exact space requirements for a specific installation.
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40w Small Solar Panels in Stock China Manufacturer
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 watt
- Supply Capability:
- 10000000 watt/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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