Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 18.6%

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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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Item specifice:

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

Product Description:

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 18.6%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 18.6%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 18.6%


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.

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Q:Solar Panel experts...please help.?
solar cell is a solar cell solar panel are many solar cells.... Typically people refer to a single solar panel as a solar panel, even though they should be reffering to it as a solar cell. A solar panel is a panel of solar cells working in conjunction with each other. I hope that makes sense it is just the incorrect terminology people always use.
Q:Battery for 2V .5W solar panel?
There okorder.com/ Why pay thousands of dollars for solar energy ($27,000 average cost) when you can build your own solar panel system for just a fraction of the retail cost. You can build a single solar panel or you can build an entire array of panels to power your whole house. Some people are saving 50% on their power bill, some people are reducing their bill to nothing. But what’s most impressive is that just by following these instructions some are even making the power company pay them!
Q:SOLAR PANEL ENERGY! HOW DOES IT WORK?
This forum of solar panel is for electric You also get a diffrent type of solar panel this type of panel has a liquid that flows through it and is heated up by the same photovoltaic cells but is ran through the water tank to keep the water warm
Q:A more efficient solar panel?
yes it is being done. i've seen adds for such a system. on the other hand, if you had a 5 sq in Lens focused on a small cell, and a 5 sq in cell, they'd be about the same. in fact, the cell might be a bit better because (A) there wouldn't be any loss in the Lens, and (B) it might be that the solar cell would use some frequencies to which the Lens was opaque. in addition, the cost of solar cells is dropping, making the cost of the mirrors or lenses uneconomical by comparison.
Q:Reflectors or mirrors around the solar panels.......?
In the 70's when silicon was really expensive, they played with using fresnel lenses to focus the sunlight on small solar cells but these panels had to be on heliostats and aimed directly at the Sun. These days, with nano-technology, there's a renewed interest in the concept but the fundamental weakness is that there are diminishing returns, at some point, it's just less expensive to have more solar cells.
Q:Can one benefit from solar panels?
This year my friend put in $54,000 worth of solar panels on his roof (7KW). He got a $2,000 rebate from the state. So his cost is $42,000. Now this summer, in the heat of the day, when he runs his air conditioner, he is still selling a trickle of power to the company. Other times he sells a lot. At night or on cloudy days, he buys power from the company. His payback period is going to be about 25 years. But this will be 0-5 years after he dies, probably.
Q:What equation would i need to determine the raise in temperature of water going through a thermal solar panel?
solar panels don't store energy, they only generate it. If you want to store energy you need a battery bank of some kind to get you through the night and anytime the sun isn't shining. If you have a little extra in the budget you might look at a geothermal system for your home's heating and cooling needs. They're highly efficient systems and you can supplement however you like. Whatever you do, though I hope you have a good building envelope in place already. Solar panels are cool, but if you have a leaky house, you're still not getting the best out of your panels. Do the more mundane stuff first. Insulation, windows, and weather-tight doors.
Q:where to face solar panels?
depends on the exposure.[trees other buildings, etc.] If you don't have trackers to keep the panels facing the sun , just plain old due south ,I've heard, is best for best average exposure.
Q:making your own and installing solar panels. Bull s*** or not?
In my opinion, it is a losing equation. They will wear out and go bad long before you break even with your investment. The technology isn't there yet for the average homeowner. Save energy costs using other methods.
Q:Were solar panels made by copying how plants collect sunlight?
Solar panels may have been inspired by leaves, by they don't function in the same way. Leaves use the sunlight to make carbon dioxide into carbohydrates. Solar-panels makes sunlight into electricity.

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