Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 19.4%

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

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

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 19.4%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 19.4%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 19.4%


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.

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:Mono-crystalline or poly-crystalline solar panel?
All solar photovoltaics drop in efficiencies with higher temperatures but it isn't the 45+ C you have to worry about but rather the heat from the sunlight striking the panels. There are hybrid systems which passes water in pipes attached to the back of the solar panels to cool the panels and preheat the water for solar thermal collectors. The difference between mono-crystalline and poly-crystalline are that mono-crystalline are more efficient and more costly to make.
Q:its about solar panels?
solar panels are device that convert sun energy into electric energy by physic and chemical effect.solar panels price is high,but you will save your late electricity bill,it is cost effictive.
Q:are solar panels sufficient for electric heating?
Are you thinking of installing electric solar panels or thermal solar panels or both? It would be better to install electric solar panels for electric heating. You can run 7 heaters as long as you do the calculations for the number of panels need for the daylight hours, and the required battery bank to supply the required power.
Q:Does the new horizons has a solar panel for it power resources instead using nuclear generator?
It uses the nuclear decay of plutonium in a 'Radioisotope Thermoelectric Generator, or RTG. The heat of plutonium decay is captured and converted to electricity. Pioneers 0 and , Curiosity on Mars, and other deep-space probes use this, as the sun's light is too dim to use solar panels.
Q:What kind of batteries to use for a solar panel?
If you will be storing them outdoors, you can use auto batteries. Indoors, use sealed marine batteries. Number and size depends on your needs. You will need a charge controller between the solar panels and the batteries to get the maximum power out of the array and to avoid damage to the batteries. And you will need an inverter to convert the 2 or 24 volts to 20 or 240 VAC. One large lead acid battery will supply about 000 watt-hours of energy, enough for 200 watts for 5 hours. You have to look at your loads and decide on how many batteries you need. Frequently it is cheaper to buy new appliances that use less power, as that power difference can save a lot of money in batteries, inverter, charge controller and solar panels. But it sounds like a few thousand watt-hours will be enough, or 2 large batteries. The real limiting factor is how much money you want to spend for the solar panels themselves. .
Q:What type of wires should i use for a solar panel?
6 gauge wire would be a good size. Just solder it on and run it wherever you want.
Q:how do solar photovoltaic panels work?
Hey E Girl, photovoltiac panels are pretty simple. They start with a solid block of silicone, and shave thin layers off of them, called wafers. Once you have about 72 of them, you take half of them and dope them with boron, then the other half are doped with phosphorous. Once that's done, they take one each phosphorous and boron wafer, and glue them together with a special conductive epoxy glue, and attach a wire to each wafer. When the two glued wafers are exposed to the sun, a reaction occurs that forces free electrons from the silicone particles from one wafer onto the other, and a voltage is generated between them, about /2 volt to be exact. Once all 36 pairs are glued together, they are wired in series, connecting the phosphourous wafer from one to the boron wafer on the next, and so on. If you start with 72 wafers, you'll have 36 pairs glued together when you are done. At /2 volt each, that makes a 8 volt panel, which is used to charge a 2 volt battery. The charging source always has to have a few more volts than the battery. These 36 pairs of cells are then arranged on some kind of back board, glued down, covered with acrylic glass and mounted in a frame. There are some great websites you can go to for more info, I will list some below. Did you know that there are over 00,000 homes and businesses in the US alone that use some level of solar power to operate their electrical systems? That's good news. We actually live in one of those homes, it is powered by both the wind and sun and heated with solar and wood. I hope this answers your question, good luck, and take care, Rudydoo
Q:How much for a 8kwh solar panel system?
Figure 8 hours of sun per day, so 8 kW-hr is a rate of kW, which is a medium sized panel, probably not enough to operate your house totally, unless you have a very small unit. Averaged over 24 hours, that is power at a rate of only 300 watts, enough for a TV. Average US home use is .2 kW, which over 24 hours is 29 kW-hr, plus you need extra for cloudy days, peak demands, and to charge batteries. You have to decide off-grid or on-grid, and if you want to (and are allowed to) sell excess power to the power company. Off gird, the cost of batteries and charge controller are a large part of the cost. On-grid, you have to purchase equipment approved by the power company to match your power with the grid. Panels will cost about $3 per watt, so for 000 watts that is $3000. Double that for installation, then add in cost of charge controller, inverter, batteries, etc. The last items depend on your alternatives, see paragraph above. .
Q:how can i build my own, cheap, solar panels at home?
electric powered panels are actually not plausible for many persons. they are 2 great skinny layers of polarized cloth. while the solar hits them electrons pass from the st to the 2d layer with an quantity of stress. you are able to no longer reproduction that at abode. What you need to do is setup photograph voltaic heating panels and run them against a Stirling engine. this methodology is many times extra effective than time-honored electric powered panels besides in industry. they have warmth on one element and chilly on the different to generate stress. Hook that to any generator to offer electrical energy. in case you're useful construction a house gadget, weblog approximately it, others will desire to nicely known precisely the way you probably did it.
Q:Why do glass covers improve the efficiency of solar panels?
For a solar thermal panel, the idea is to get the inside as hot as possible. There are three ways to lose heat - conduction, convection, and radiation. By cutting off airflow, the glass cover reduces cooling by convection.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range