20kw Polycrystalline Solar Panels-145w for Small Solar Systems
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 PCS
- Supply Capability:
- 50000000 PCS/month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Product Description
Solar Polycrystalline Series Panels
Introduction of our company
We are leading global provider of green energy technology and solutions. Since 2005, our company has earned a reputation for superior quality and production efficiency. The company has shipped millions of solar and lighting products to customers around the world, supported by more than 30 office locations in 16 countries.
Drawing on its deep heritage in solar technology, our company has deployed its expertise to the LED lighting sector. Through its exceptional manufacturing and sales channels, we produces and supplies a wide range of LED products to add value and meet ROI objectives for distributors’ clients across a number of sectors.
We are committed to produce development and quality control and all of our products comply with international quality standards. We are focused on constantly developing more efficient green energy products and optimizing our cost structure while maintaining technological leadership in our field. We has received numerous patents for new technologies and innovations, and our green energy products are well received by customers around the world.
Our R&D teams are constantly exploring new ways to improve photoelectric conversion efficiency and reduce manufacturing costs. One of our flagship products, the Virtus II Wafer, remains a technological leader in its field while actively optimizing the cost structure. Together with downstream enterprises, this ultimately reduces the total investment in solar photovoltaic systems, and thus greatly improves the overall rate of return on investment.
Characteristics of Polycrystalline Solar Panels
I Solar Cell : High efficiency crystalline solar cell. Even if under the weak light, the solar module can produce maximum power output.
II Tempered glass (toughened glass): Anti-reflecting coating and high transmission rate glass increase the power output and mechanical strength of solar module.
III EVA and TPT: Using high quality EVA and TPT to prevent destroying and water.
IV AI frame: Without screw, corner connection. 6 holes on the frame can be installed easily.
V Junction box: Multi function junction box with water proof.
VI Long lifetime: ≥25 years; Less power decrease
VII Good performance of preventing from atrocious weather such as wind and hails.
VIII Resisting moisture and etching effectively, not effected by geology.
Standard Test Conditions of Polycrystalline Solar Panels
The opto-electrical specifications shown below are stabilized values being measured at Standard Test Conditions, Irradiance: 1000W/m2, Spectrum: AM1.5 at 25°C, The info below is subject to manufacturing tolerances. Where appropriate minutes of measurement are available and are used for the dimensioning of the installation.
Advantages of Polycrystalline Solar Panels
1.High reliability with guaranteed -3% to +5% power output tolerance, ensuring return on investment
2. High conversion efficiency based on leading innovative photovoltaic technologies
3. Withstands high wind-pressure and snow load, and extreme temperature variations
4. Attractive appearance Unique frame design, high mechanical strength, and easy Installation
Characteristics of Polycrystalline Solar Panels
Max Power Voltage Vmp (V) | 17.6V | 17.4 V |
Max Power Current Imp (A) | 6.82A | 6.33A |
Open Circuit Voltage Voc (V) | 22.6V | 22.4V |
Short Circuit Current Isc (A) | 7.26A | 6.87A |
Max Power Pm (W) | 145W | 145W |
Temperature Coefficient of Cells
NOCT | 47℃±2℃ |
Temperature Coefficients of Isc (%/℃) | 0.06 |
Temperature Coefficients of Voc (%/℃) | -0.33 |
Temperature Coefficients of Pmp (%/℃) | -0.45 |
Mechanical Data Solar Polycrystalline Series
Power | 120W/120W |
Dimension | 1219×670×30mm/1120×670×30mm |
Weight | 7.7 kg/8.4kg |
Tolerance | ±3% |
The dimension of the modules can be changed according to the demand of clients Limits.
Operating Temperature | –45 °C to +80°C |
Storage Temperature | –45 °C to +80°C |
Max System Voltage | 700V |
Guarantee Solar Polycrystalline Series Panels
Products Guarantee | 2 years free from defects in materials and workmanship |
Performance Guarantee | No less than 90% within 10yrs and no less than 80% within 25yrs |
Certificates | IEC, ISO, TUV, CE |
Dimension of Solar Polycrystalline Series Panels
FAQ
We have organized several common questions for our clients，may help you sincerely：
1. What’s price per watt?
A: It’s depends on the quantity, delivery date and payment terms of the order. We can talk further about the detail price issue. Our products is high quality with lower price level.
2. Can you tell me the parameter of your solar panels?
We have different series of cells with different power output, both from c-si to a-si. Please take our specification sheet for your reference.
3. How do you pack your products?
We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.
4. What is your warranty system?
Our product performance guarantees for 25 years
• 12 years guarantee for workmanship
• Timeliness of delivery
• Quality Products certified (TÜV, UL, CE, ISO)
5. How do you pack your products?
We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.
- Q: Can solar panels be used on agricultural land?
- Yes, solar panels can be used on agricultural land. In fact, solar installations on farms and agricultural areas have become increasingly popular due to the dual benefits they offer. They not only generate clean energy but also provide farmers with an additional revenue stream. By utilizing solar panels on their land, farmers can offset their energy costs, reduce their carbon footprint, and contribute to a more sustainable future.
- Q: Can solar panels be installed on a library or educational institution?
- Yes, solar panels can be installed on a library or educational institution. In fact, many libraries and educational institutions are increasingly adopting solar energy systems to reduce their carbon footprint, lower energy costs, and promote renewable energy education. Installing solar panels on rooftops or open spaces of these buildings can provide clean and sustainable electricity, benefiting both the institution and the environment.
- Q: How do solar panels affect the homeowner's insurance policy?
- Solar panels can potentially affect a homeowner's insurance policy as they are considered an added feature or improvement to the property. The presence of solar panels may result in an increase in the insured value of the home, leading to higher insurance premiums. However, some insurance companies offer specialized coverage for solar panels, which may provide additional protection against damage or theft. It is advisable for homeowners to contact their insurance provider to discuss any necessary adjustments or coverage options related to their solar panel installation.
- Q: Is it possible for a 2V rated panel to charge a bank of batteries equal to around 36V? I believe that the panels should equal or exceed the voltage of the batteries but, I'm not for certain.
- you'll have to use 3 panels connected in series or use a dc to dc up converter, the former is a better option
- Q: Can solar panels power my entire home?
- Yes, solar panels can power your entire home. However, the feasibility of this depends on various factors such as the size of your home, the amount of sunlight available in your area, the efficiency and capacity of the solar panels, and your energy consumption patterns. It is recommended to consult with a professional to assess your specific needs and design a solar system that can meet the energy requirements of your entire home.
- Q: Tell me complete installation I have one 50Ah battery two 80 watts solar panels about 30 meter DC wire i charge ontroller and 000watt inverter. How i hook two solar panels to charge controller to battery then inverter?
- Wires from panels go to controller input terminals. Controller DC battery terminals to battery so that the controller will protect batteries and split power as required by demand to the inverter. Output DC on controller to inverter. Output AC or outlets on the inverter to AC appliances. One thousand watts is not very much capacity. It will keep your computer running and a lamp to read by. It won't run major appliances. A hair dryer is typically 500 watts and could not be run by this system.
- Q: Is it good? ( solar energy)
- I think solar panels benefit people a lot,it is worth buyingsolar power can be converted into heat energy and electricity which be used into daily human life,more convenient and safe，Also,solar power will not discharge any polluted gas,it can protect our earth.As for the negative,the price of solar power is a little higher at first pay,but you will not pay any fees any more.
- Q: Can solar panels be installed on a commercial building?
- Yes, solar panels can be installed on a commercial building. In fact, many businesses are opting for solar panel installations as a way to reduce energy costs, promote sustainability, and take advantage of government incentives. Commercial buildings provide ample space for solar panels to be installed on rooftops or as ground-mounted systems, allowing businesses to generate clean energy and contribute to a greener future.
- Q: Can solar panels be installed on a university or college campus?
- Yes, solar panels can be installed on a university or college campus. In fact, many educational institutions have already embraced renewable energy and have successfully installed solar panels on their campuses. These panels can help offset the electricity consumption of the campus, reduce carbon emissions, and provide a hands-on learning opportunity for students interested in sustainability and renewable energy.
Send your message to us
20kw Polycrystalline Solar Panels-145w for Small Solar Systems
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 PCS
- Supply Capability:
- 50000000 PCS/month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
