• 300 Watt Flexible Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 17.7% Solar Cells System 1
  • 300 Watt Flexible Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 17.7% Solar Cells System 2
  • 300 Watt Flexible Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 17.7% Solar Cells System 3
300 Watt Flexible Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 17.7% Solar Cells

300 Watt Flexible Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 17.7% Solar Cells

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
10000 watt
Supply Capability:
100000000 watt/month

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Specification

Material:
Polycrystalline Silicon
Max. Power(W):
4
Number of Cells(pieces):
1
Size:
156*156

1.Product Description:

Specifications of Poly Solar Cells 

Dimension 

156mm   X 156 mm ±0.5mm

Wafer   Thickness 

200um   ±30um

Front(-) 

Four   1.1mm wide bus bars(silver) with distance 39mm,

Acid   texturized surface with blue silicon nitride AR coating.

Back(+)

2.4mm   wide silver/aluminum soldering pads, aluminum back surface field.                             

Temperature Coefficient of Poly Cells

Voc.Temp .coef.%/K 

-0.351%/K 

Isc.Temp .coef.%/K

+0.035%/K

Pm.Temp. coef.%/K

-0.47%/K 

Electrical Characteristic of Poly Cells 

Efficiency   code


1720

1740

1760

1780

1820 

1840

Efficiency   (min)

(%)

17.2

17.4

17.6

17.8

18.2

18.4

Pmax

(W)

4.186

4.234

4.283

4.332

4.429

4.478

Voc

(V)

0.631

0.632

0.634

0.636

0.640

0.642

Isc

(A)

8.446

8.485

8.523

8.573

8.660

8.700

Vmp

(V)

0.525

0.527

0.529

0.531

0.535

0.537

Imp

(A)

7.973

8.035

8.097

8.160

8.280

8.340

 

2.Advantages of Poly Solar Cells

1). Tire-1 Solar Cells’ Manufacturer Quality Guarantee. With a complete and sophisticated quality government system, our Quality Management have arrived world’s leading place. Customer can receive Tire-1 Cells Maker’s Quality Standard Products.

2). Trusted Warranty. We can supply trusted after-sales service to our customer. If our cells are found not in conformity to the specification of manufacturer, or should the inspected quantity found in shortage, or should the packing found damaged, the buyer has the right to claim to the seller. The claim, if any, should be presented to seller within 30 days after cargo's arrival date to the port, together with related inspection report and photos issued and provided by a reputable independent surveyor such as SGS.

3). World’s Leading Manufacturer Equipment. We imported the newest and leading production equipment from abroad. Advanced equipment can guarantee the stable quality of cells. Auto production line can also save labor cost which will further cut our production cost.

4). Bulk supply: With the production capacity of 500MW, we can produce large quantity every month. This can satisfy most customer requirement.

 

3.Usage and Applications of Poly Cells

Solar cells are often electrically connected and encapsulated as a module.

Photovoltaic modules often have a sheet of glass on the front (sun up) side, allowing light to pass while protecting the semiconductor wafers from abrasion and impact due to wind-driven debris, rain, hail, etc. Solar cells are also usually connected in series in modules, creating an additive voltage.

Connecting cells in parallel will yield a higher current;our solar cells have passed IEC Certification.

With high quality and stable quality. Our Cells can greatly improve the performance of Solar Modules.

 

4.Pictures of Product

 

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 17.7%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 17.7%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 17.7%


5.Packaging & Delivery of Poly Cells

Carton Box Package and Deliver by air.  It should be noticed that it should be avoid water, sunshine and moist.

We have organized several common questions for our clientsmay help you sincerely

 

6.FAQ

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 cells?

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. Can you do OEM for us?

Yes, we can.

5. How long can we receive the product after purchase?

In the purchase of product within three working days, We will 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: Rooftop solar panel (not sure if rubber or plastic?) has leak arising from thin vertical crack in panel about long. Any ideas for repair?Thanks.
This Site Might Help You. RE: rooftop pool solar panel leaks? Rooftop solar panel (not sure if rubber or plastic?) has leak arising from thin vertical crack in panel about long. Any ideas for repair? Thanks.
Q: I am searching for producers or distributors of solar panels. Thanks!
Grimcho..I'm going to give you a secret that no-one I know of has ever spoken of..Call Your local railroad maintenance yard and/or your local oil production company..I know your probably in another part of the world where this will not apply but here its like this.. BNSF changes out every 2-5 years their 00w 24v panels...they still have a good 5years of lifetime..Oil companies change them out on their well sites every 2 years 2x 60w 24v (actually they are 2 +2vdc grids series) now if your in Italy sorry this didn't work but if your in New Mexico ..they are in Santa FE...also they have way good batteries that are wet cell and run about 600$ each that they just dump many times on the guy for asking..try it....From the E....
Q: Can solar panels be installed on mining or extraction sites?
Yes, solar panels can be installed on mining or extraction sites. In fact, installing solar panels on such sites can provide numerous benefits. They can help reduce the reliance on fossil fuels, lower energy costs, and decrease greenhouse gas emissions associated with the mining or extraction operations. Additionally, solar panels can provide a sustainable and renewable energy source, contributing to the overall environmental sustainability of these sites.
Q: I want to add solar panels to my home. I was looking online and it seems there are so many different kinds! How does it hook up to the electrical grid? How much do I need for a 2000 sf home?
There are different solar panels for different uses For a domestic home it all depends on how much electricity you are going to use per month or per year For a normal use home (2 adults, 2 children) I presume one need to install a panels that would produce about4 to 5000 Kilo wats of energy per year Based on the type and the out put of the panels the suppler and the person who is advising you will guide you how many panels you will be requiring to install Take a professional help They are better informed and also knowledgeable
Q: I live in Los Angeles area, I see the ads that, they will install solar panel for $0. I would like to know what is the catch ?Thanks You.
The catch is you pay a monthly electric bill to the company that installed it. There are a couple ways to pay for solar power. One way is to pay the full cost of installing it then get all the power it makes at no cost. The other way is they install it for free and they become like a second power company. You pay them for the solar power and still pay your electric utility for any power from their generator that you use. The idea (usually a promise) is that the monthly rate will be lower than the power company charges. I would prefer to pay the full cost of the installation and own the power it makes from then on. But you need to have enough cash, or the ability to borrow enough, to pay that way.
Q: How do solar panels impact the local economy?
Solar panels can have a positive impact on the local economy in several ways. Firstly, the installation and maintenance of solar panels create jobs, stimulating employment opportunities. Additionally, solar energy reduces the dependence on fossil fuels, thereby decreasing energy costs and increasing savings for businesses and households. This can lead to more disposable income, which can be spent locally, contributing to economic growth. Moreover, solar energy projects attract investments and promote the growth of renewable energy industries, further boosting the local economy.
Q: How do solar panels impact the environment?
Solar panels have a positive impact on the environment as they generate clean and renewable energy without emitting greenhouse gases or other pollutants. They help reduce our reliance on fossil fuels, decrease air pollution, and mitigate climate change by curbing carbon emissions. Additionally, solar panels require minimal water usage compared to other energy sources and have a long lifespan, making them an environmentally sustainable solution for electricity generation.
Q: Can solar panels be used for powering agricultural irrigation systems?
Yes, solar panels can be used to power agricultural irrigation systems. Solar-powered irrigation systems are increasingly being used in agriculture as they provide a sustainable and cost-effective solution. Solar panels convert sunlight into electricity, which can then be used to power pumps and other irrigation equipment, reducing reliance on fossil fuels and electricity grids. This approach helps farmers save on energy costs and reduces their carbon footprint.
Q: Ok so my electric bill is through the roof because of the air conditioner (mini-split). Is there any kinds solar panel I can buy at a store and install it myself? Do I need any skills? Which brand? blah...blah...blah...
Unless you live in an area with a very high UV index, like Las Vegas for example, solar panels are not cost-effective. You definatly should not attempt to install solar power yourself if you intend to power a residence with it (unless you live in a shack). A certified electrician is required in order to connect your equipment to your house's electrical system. It isnt just as simple as a few panels. You need a converter that turns the DC voltage generated into AC. You also need equipment to connect to the metering system for your house. If you want to see if it is cost effective, you will need your electric bills that show usage for a year and the price per kWH. There are a lot of websites that have calculators for solar power systems.
Q: Are there any risks associated with solar panel installation?
Yes, there are a few risks associated with solar panel installation. Some potential risks include the risk of falling during installation, electrical shock or fire hazards if not installed correctly, potential damage to the roof during installation, and the risk of panels not performing as expected due to factors like shading or poor maintenance. However, these risks can be minimized by hiring a professional installer, following safety guidelines, and ensuring proper maintenance and monitoring of the solar panel system.

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