High Quality 280W Poly Solar Panels with Battery Bank - Good Price
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- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 watt
- Supply Capability:
- 50000000 watt/month
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Product Description:
Solar Polycrystalline Series Panels
Introduction of Polycrystalline Solar Panels
CNBM Solar photovoltaic (PV) Panel is designed for large electrical power requirements. It is the optimal choice for both on-grid and off-grid power systems. CNBM Solar panel offers high performance of power per square foot of solar array. Polycrystalline silicon(c-Si): often made using the Czochralski process. Single-crystal wafer cells tend to be expensive, and because they are cut from cylindrical ingots, do not completely cover a square solar cell module without a substantial waste of refined silicon. Hence most c-Si panels have uncovered gaps at the four corners of the cells.
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
A. Professional Manufacturers
B. A grade solar cell with Positive tolerance poweroutput.
C. High Conversion Efficiency , High transmission rate , low iron tempered Anti-reflecting/coating film 3.2mm glass
D. Anti-aging & high visosity EVA
E.High frame resistant & Double-sided fluorine TPT
F. Anodized aluminum alloy high thickness frame
G. 3 or 6 bypass diodes , 90mm 4m2 cable , MC4 connectors & waterproof junction box
H. Long life, Easy installation, high wind & hail impact resistance
I. Be resistant to atmospheric exposure & effects of de-lamination
J. ISO9001:2008/ISO14001:2004 / TUV/ CE / CEC/ IEC/EN61215 IEC/EN61730/CHUBB INSURANCE
Characteristics of Polycrystalline Solar Panels
Max Power Voltage Vmp (V) | 36.6V | 36.9V |
Max Power Current Imp (A) | 7.66A | 7.73A |
Open Circuit Voltage Voc (V) | 44.2V | 44.2V |
Short Circuit Current Isc (A) | 8.26A | 8.32A |
Max Power Pm (W) | 280W | 285W |
Temperature Coefficient of Cells
NOCT | 47℃±2℃ |
Temperature Coefficients of Isc (%/℃) | 0.064 |
Temperature Coefficients of Voc (%/℃) | -0.33 |
Temperature Coefficients of Pmp (%/℃) | -0.45 |
Mechanical Data Solar Polycrystalline Series
Power | 280W/285W |
Dimension | 1954×982×40mm |
Weight | 27.5kg |
Tolerance | ±3% |
The dimension of the modules can be changed according to the demand of clients Limits.
Operating Temperature | –40 °C to +85°C |
Storage Temperature | –40 °C to +85°C |
Max System Voltage | 700V |
Guarantee Solar Polycrystalline Series Panels
Products Guarantee | 10 yrs 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 |
Package 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. How to ensure 10 years warranty? Lots of small producers will bankrupt before 10 years warrany period.
Okorder is a Third Guarantee flat. Okorder is a state-owned B2C company which is supported by Chinese government. We also apply ensurance company so can ensure our customer with 10 years warranty. Okorder's biggest advantage is that we are Fortune 500 enterprise which can bring our customer confidence with future operation.
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. Can you do OEM for us?
Yes, we can. We will satisfy our customer's any requirement. Our purpose is let our customer to satisfy with our service and product and brand.
5. How long can we receive the product after purchase?
In the purchase of product within three working days, We can arrange the factory delivery as soon as possible. The perfect time of receiving is related to the state and position of customers. Commonly 7 to 10 working days can be served.
- Q: Can solar panels be used in conjunction with wind turbines?
- Yes, solar panels can be used in conjunction with wind turbines. This combination of renewable energy sources is known as a hybrid system and can provide a more reliable and consistent electricity generation. By utilizing both solar and wind power, the system can generate electricity during both day and night, as well as during varying weather conditions. This integration allows for a more efficient and sustainable energy production.
- Q: Can solar panels be installed on outdoor lighting fixtures?
- Yes, solar panels can be installed on outdoor lighting fixtures. In fact, many outdoor lighting fixtures, such as solar-powered garden lights or street lights, come with built-in solar panels that allow them to harness energy from the sun to power the lights. This eliminates the need for electrical wiring and makes them more energy-efficient and environmentally friendly.
- Q: Photosynthesis is fairly inefficient, but efficient enough to power all life on earth.
- Si is a neutral semiconductor, and, when combined with the other metals in the solar panel, it the panel polarizes, and releases electrons form one end, and accepts them back at the other. Like a water pump. Mg is not the major ingredient because it doesn't have the easily altered semiconductor properties Si does. To put it simply, Si is easier to work with.
- 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: Since plants have been populating this earth for the past 475 million years I think they have evolved to gain the most sun with their greenery. If scientists used heat sensors to find the hot spots of trees and trim all of the leaves that don't quot;providefor the plant, then maybe that trimmed tree could be used to become a solar quot;panelquot;. I believe that each individual leaf could be replaced by a small solar panel and the wood of the tree would be wiring that would root all of the solar panels to a generator.
- solar panels do not use generators, but i like your idea, very creative.though i don't see the practicality of this being used commercially, i think it would make a great solar promotional piece though! off-subject, it is time we stop looking at the upfront costs of things and start looking at what the long term costs are. most green-technology, although expensive at first, end up saving tons of resources and actually increase profits of businesses! studies show that people who work in a green building tend to be happier which benefits health, more excited to go to work due to the business's environmental ethics, are more productive because of natural lighting, and are more efficient because more work is getting done. green buildings can actually boost the efficiency of a business! thus saving tons of money and reducing tons of waste. Doesn't this just make sense to you?
- Q: i've heard environmentalists like ed begley jr use the phrase quot;peak shaving hourswhen talking about solar energy.what does that phrase mean, please?thank you to all who respond.
- From a power company's perspective, it costs more to supply electricity during hours when electricity use is high. The times of day when power use is the highest are called peak hours. Historically power companies would sometimes charge large power users a higher rate during peak hours to encourage them to shift their electricity use to other times of the days. With the development of smart power meters and smart grid technology, it's now possible to offer the same incentive to individual home owners. so i'm wanting to eventually get solar panels.? If you live in an area where the electric rate varies depending on the time of day, then peak shaving improves your payback/return of investment on grid tied solar panels. Particularly in areas with high air conditioner usage, the peak hours generally correspond to the times when solar panels generate the maximum power. Look at it like this: Suppose your power company charges you $0.5/kWH during off peak hours and $0.30/kWH during peak hours. Because the solar panels generate the most power when the cost of electricity is the highest, it is easier to justify the cost of installing the panels because you are avoiding buying electricity at the highest rate. If your power company just bills you at a flat rate at all times, then it becomes more difficult to justify the cost of installing the panels and associated equipment..
- Q: Can solar panels be installed on a pergola or awning?
- Yes, solar panels can be installed on a pergola or awning. In fact, these structures can provide an ideal platform for solar panel installation, as they offer ample space and exposure to sunlight. Additionally, installing solar panels on a pergola or awning can help to maximize energy production while also providing shade and protection from the elements.
- Q: What is the most efficient solar panel, how many would we need to power the United States, and how much land would it take?
- Annual power consumption in the US is approximately .2*0^5 Watt-hours. The average solar panel can generate 80W continuously. We can break up the calculation into parts: .2*0^5 Watt-hours per year 925 hours per year .3*0^ continuous watts 80W per panel 64383566 panels 000 sq. inches average solar panel area 650 million square miles (!!!) To give you a better idea, the total surfacre area of the United States of America is 3 million square miles. The surface of the earth is 96 million square miles. Not even 3 planets full of solar panels would be enough. Maybe it is easier for people to start using electricity more responsibly?
- Q: i was reading the popular science magazine and i saw that they might make a Sun Powered it Absolutely NOT possible to make a car with a Solar Panel? I dont see any harm in making it..
- There are lots of cars with solar panels, but they are all experimental. The problem is that the power required to run a car is a lot more than the limited number of solar panels can produce. The sail boat can use the solar panels as sails, to get power from both.
- Q: Why is it nessicary, with today's economy in the postion it's currently in, to use renewable energy sources; like solar panels?
- How Solar Cells Work by Scott Aldous Inside This Article . Introduction to How Solar Cells Work 2. Photovoltaic Cells: Converting Photons to Electrons 3. How Silicon Makes a Solar Cell 4. Anatomy of a Solar Cell 5. Energy Loss in a Solar Cell 6. Solar-powering a House 7. Solving Solar-power Issues 8. Solar-power Pros and Cons 9. Lots More Information 0. See all Physical Science articles You've probably seen calculators that have solar cells -- calculators that never need batteries, and in some cases don't even have an off button. As long as you have enough light, they seem to work forever. You may have seen larger solar panels -- on emergency road signs or call boxes, on buoys, even in parking lots to power lights. Although these larger panels aren't as common as solar powered calculators, they're out there, and not that hard to spot if you know where to look. There are solar cell arrays on satellites, where they are used to power the electrical systems. You have probably also been hearing about the solar revolution for the last 20 years -- the idea that one day we will all use free electricity from the sun. This is a seductive promise: On a bright, sunny day, the sun shines approximately ,000 watts of energy per square meter of the planet's surface, and if we could collect all of that energy we could easily power our homes and offices for free.
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High Quality 280W Poly Solar Panels with Battery Bank - Good Price
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 watt
- Supply Capability:
- 50000000 watt/month
OKorder Service Pledge
OKorder Financial Service
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