Solec Solar Energy Systems - A Grade 255W Poly Solar Panel Hot on Sale at USD0.45/W
- 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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Product Description:
Hot Sale !!! Quality and Safety of 245w-320w Poly Solar Panel
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 245w-320w Poly Solar Panel
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
Technical date of 245w-320w Poly Solar Panel
ITEM NO.: | Mono 125*125 cell ,36pcs . Power range from 80Wp-100Wp | ||||||||
Maximum Power(W) | 80 | 85 | 90 | 95 | 100 | ||||
Optimum Power Voltage(Vmp) | 17.81 | 17.89 | 17.94 | 17.99 | 18.06 | ||||
Optimum Operatige Current(Imp) | 4.78 | 4.91 | 5.12 | 5.35 | 5.59 | ||||
Open Circuit Voltage(Voc) | 21.98 | 22.05 | 22.14 | 22.28 | 22.45 | ||||
Short Circuit Current(Isc) | 4.95 | 5.15 | 5.36 | 5.65 | 5.84 | ||||
Solar Cell: | 125*125 Mono | ||||||||
Number of Cell(pcs) | 4*9 | ||||||||
Brand Name of Solar Cells | JA Cell, Bluesun Cell | ||||||||
Size of Module(mm) | 1580*808*35 | ||||||||
Caple & Connector Type | Pass the TUV Certificate | ||||||||
Frame(Material Corners,etc.) | Aluminium-alloy | ||||||||
Backing (Brand Type) | TPT | ||||||||
Cell Efficiency for 100W(%) | 15.8% | ||||||||
Weight Per Piece(KG) | 12.0KG | ||||||||
FF (%) | 70-76% | ||||||||
Junction Box Type | Pass the TUV Certificate | ||||||||
Tolerance Wattage(e.g.+/-5%) | ±3%, or 0-3% | ||||||||
Front Glass Thikness(mm) | 3.2 | ||||||||
Temperature Coefficients of Isc(%) | +0.04 | ||||||||
Temperature Coefficients of Voc(%) | -0.38 | ||||||||
Temperature Coefficients of Pm(%) | -0.47 | ||||||||
Temperature Coefficients of Im(%) | +0.04 | ||||||||
Temperature Coefficients of Vm(%) | -0.38 | ||||||||
Temperature Range | -40°C to +85°C | ||||||||
Surface Maximum Load Capacity | 2400Pa | ||||||||
Allowable Hail Load | 23m/s ,7.53g | ||||||||
Bypass Diode Rating(A) | 12 | ||||||||
Warranty | 90% of 10 years,80% of 25 years. | ||||||||
Standard Test Conditions | AM1.5 1000W/ 25 +/-2°C | ||||||||
Packing | carton or pallet | ||||||||
1*20' | 25 Pallets / 450pcs | ||||||||
1*40'STD | 25 Pallets / 100pcs | ||||||||
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 245w-320w Poly Solar Panel
By Sea | Delivery from Shanghai or Ningbo seaport |
By Air | Departure from Shanghai Pudong Airport |
By Express | Post by DHL, EMS, UPS, TNT. |
- Q:How does the performance of solar panels degrade over time?
- Solar panels degrade over time for various reasons. The primary cause of degradation is the natural wear and tear that occurs as environmental elements, such as sunlight, temperature fluctuations, and weather conditions, impact the panels. These factors gradually break down the materials used in the panels, resulting in decreased efficiency. Another factor contributing to degradation is known as "light-induced degradation" or "LID." During the initial period after installation, the efficiency of the panels can decrease by up to 2-3%. This is due to the interaction between sunlight and boron-oxygen defects within the silicon used in the panels. However, this degradation stabilizes after a few months. Furthermore, the accumulation of dirt, dust, and debris on the panel surface also affects performance. This build-up reduces the amount of sunlight reaching the solar cells, thus reducing efficiency. Regular cleaning and maintenance are necessary to address this issue. Apart from physical factors, electrical factors can also lead to decreased performance over time. The electrical connections within the panels may loosen or corrode, resulting in reduced efficiency. Regular inspections and maintenance are crucial to detect and resolve any electrical issues. It is essential to note that despite degradation, solar panels are designed to have a long lifespan. Most manufacturers offer warranties for 25 years or more, ensuring efficient electricity generation throughout their lifetime. Regular maintenance, cleaning, and monitoring can minimize degradation and ensure optimal performance for many years.
- Q:Can solar energy systems be used for powering off-grid transportation systems?
- Yes, solar energy systems can be used to power off-grid transportation systems. Solar panels can be installed on vehicles, such as electric cars, buses, bikes, boats, and even airplanes, to generate electricity that can be used to charge their batteries or directly power their engines. This allows for clean and sustainable transportation in areas without access to traditional power grids, reducing dependence on fossil fuels and minimizing environmental impact.
- Q:How do solar energy systems affect property values?
- Solar energy systems can have a positive impact on property values. Studies show that homes equipped with solar panels tend to sell at a higher price and faster than those without. This is primarily because solar systems reduce or eliminate electricity bills, resulting in long-term savings for homeowners. Additionally, solar energy is seen as a desirable and eco-friendly feature, appealing to environmentally conscious buyers. Overall, investing in solar energy systems can increase property values and attract potential buyers.
- Q:How do I calculate the return on investment for a solar energy system?
- To calculate the return on investment (ROI) for a solar energy system, you need to consider the initial cost of the system, the annual savings or income generated by the system, and the payback period. 1. Determine the initial cost: This includes the cost of purchasing and installing the solar panels, inverters, wiring, and any additional equipment or installation charges. 2. Estimate the annual savings or income: Calculate the amount of money you will save or earn each year by using solar energy instead of relying solely on traditional energy sources. This can be done by estimating the kilowatt-hour (kWh) production of your system and multiplying it by the local electricity rate. Additionally, consider any feed-in tariffs or tax credits you may be eligible for. 3. Calculate the payback period: Divide the initial cost by the annual savings or income to determine how many years it will take to recover your investment. For example, if the initial cost is $20,000 and the annual savings are $2,000, the payback period would be 10 years ($20,000 / $2,000). 4. Calculate the ROI: Once the payback period is determined, subtract it from the expected lifespan of the solar energy system. Divide the remaining years by the payback period and multiply by 100 to get the ROI percentage. For example, if the expected lifespan is 25 years and the payback period is 10 years, the ROI would be 60% ((25-10) / 10 * 100). It's important to note that this calculation provides an estimate and does not account for factors like maintenance costs, inflation, or changes in energy prices. Additionally, consider other benefits such as reduced carbon footprint and increased property value when evaluating the ROI of a solar energy system.
- Q:Do solar energy systems require a lot of maintenance?
- Solar energy systems require minimal maintenance and operate quietly and efficiently once installed. The primary maintenance task involves regular cleaning of the solar panels to ensure optimal performance, which can be easily accomplished using a soft brush or cloth, and occasionally water. Additionally, it is crucial to regularly monitor the system's performance through an online monitoring system to detect any potential issues or inefficiencies. However, compared to other energy systems, solar energy systems have fewer moving parts, reducing the need for maintenance and associated costs. In summary, solar energy systems are renowned for their reliability and long lifespan, making them a low-maintenance and cost-effective solution for generating clean and sustainable energy.
- Q:How do solar energy systems contribute to reducing peak demand on the electrical grid?
- Solar energy systems contribute to reducing peak demand on the electrical grid by generating electricity during the day, when demand is typically highest. This reduces the reliance on conventional power sources during peak times, thus alleviating strain on the grid and potentially avoiding blackouts or brownouts. Additionally, excess solar energy generated during the day can be stored in batteries or fed back into the grid, further reducing peak demand and providing a more stable and sustainable energy supply.
- Q:Can solar energy systems be used in powering construction sites or temporary structures?
- Solar energy systems are certainly capable of powering construction sites or temporary structures. In fact, the utilization of solar power in these situations is growing due to its many advantages. To begin with, construction sites often lack access to conventional power sources, making solar energy a practical solution. Solar panels can be easily installed on rooftops, scaffolding, or even on the ground, providing a dependable source of electricity throughout the construction process. Moreover, solar energy systems offer flexibility in power generation. They can be tailored to meet the specific energy demands of construction sites, whether it be for powering tools, lighting, or charging equipment. This adaptability ensures that construction activities can proceed seamlessly without any disruptions. Additionally, solar energy systems are environmentally friendly. By harnessing energy from the sun, construction sites can significantly reduce their carbon footprint and contribute to sustainable practices. Solar power does not generate harmful emissions or noise pollution, which is particularly advantageous in urban areas or sensitive environments. Furthermore, solar energy systems provide long-term cost savings. Although the initial investment for installing solar panels might be higher compared to traditional generators, the ongoing operational costs are substantially lower. Construction sites can benefit from reduced fuel expenses, maintenance costs, and a reduced reliance on fossil fuels. It is worth noting that solar energy systems can also be utilized for temporary structures such as mobile offices, portable restrooms, or event venues. These structures can be conveniently powered using solar panels, eliminating the need for generators or grid connections. In conclusion, solar energy systems are a practical and sustainable choice for powering construction sites and temporary structures. They offer reliable, customizable, and cost-effective power solutions while minimizing the impact on the environment. As the global shift towards renewable energy continues, solar power is likely to become even more prevalent in the construction industry.
- Q:Can solar energy systems be used in powering concert halls or auditoriums?
- Yes, solar energy systems can certainly be used to power concert halls or auditoriums. The use of solar energy in large venues like concert halls and auditoriums has become increasingly popular due to its numerous benefits. Solar panels can be installed on the roof or surrounding areas of the venue to capture sunlight and convert it into electricity. This renewable energy source can then be used to power all the electrical equipment and lighting systems within the concert hall or auditorium. One of the main advantages of using solar energy systems in these venues is the potential cost savings. Concert halls and auditoriums often consume large amounts of electricity, particularly during events and performances. By harnessing solar power, these venues can significantly reduce their dependence on the traditional power grid and lower their energy bills. Additionally, solar energy systems require minimal maintenance once installed, which further contributes to the long-term cost-effectiveness. Moreover, integrating solar energy into concert halls and auditoriums aligns with the growing global focus on sustainability and reducing carbon footprints. By utilizing renewable energy sources like solar power, these venues can significantly decrease their greenhouse gas emissions and promote a more environmentally friendly approach to energy consumption. This not only benefits the venue itself but also contributes to the overall sustainability goals of the local community and society as a whole. However, it is important to consider that the size and power requirements of concert halls and auditoriums may require a significant investment in solar panels and associated equipment. The venue's energy demand, the available space for installation, and the local climate are all factors that need to be assessed during the planning stage. It is crucial to ensure that the solar energy system is properly sized to meet the energy needs of the venue and that it is designed to withstand the specific weather conditions of the location. In conclusion, solar energy systems can indeed be used to power concert halls or auditoriums. The benefits of using solar power in these venues include cost savings, environmental sustainability, and reducing reliance on the traditional power grid. With careful planning and installation, solar energy can provide a reliable and efficient source of electricity to meet the energy demands of such large-scale venues.
- Q:Can a solar energy system be used in areas with high levels of pollution from industrial activities?
- Yes, a solar energy system can still be used in areas with high levels of pollution from industrial activities. While pollution can reduce the efficiency of solar panels over time due to dust and particulate matter accumulating on the surface, regular cleaning and maintenance can mitigate these effects. Additionally, advancements in solar technology have made panels more resilient to pollution, allowing them to still generate electricity even in polluted environments. Nonetheless, it is important to note that reducing pollution and transitioning to cleaner sources of energy is crucial for long-term sustainability and environmental health.
- Q:Can solar energy systems be used for powering greenhouses?
- Yes, solar energy systems can be used for powering greenhouses. Solar panels can generate electricity that can be used to power lighting, ventilation, heating, and cooling systems in greenhouses. This allows for a sustainable and renewable source of energy, reducing reliance on fossil fuels and minimizing greenhouse gas emissions. Additionally, solar energy systems can be integrated with energy storage solutions to ensure continuous power supply even during periods of low sunlight.
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Solec Solar Energy Systems - A Grade 255W Poly Solar Panel Hot on Sale at USD0.45/W
- 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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