• Best Small Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 19.9% Solar Cells System 1
  • Best Small Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 19.9% Solar Cells System 2
  • Best Small Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 19.9% Solar Cells System 3
  • Best Small Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 19.9% Solar Cells System 4
Best Small Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 19.9% Solar Cells

Best Small Solar Panels - A Grade and B Grade 3BB & 4BB High Efficiency 19.9% 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):
5
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 19.9%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 19.9%

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 19.9%


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: So during the day, electricity is on, everything is on and working fine. But at night where there is no sunlight does all the electricity shut down for the night? So there is no light on for me during the night, or I can't watch tv at night? Is it also true that with solar panels, your bills are less expensive. Can someone please tell me these things
My mum has solar panels and her electricity is still on all the time. If she uses stuff during the day, it doesn't cost her anything, as the panels are generating electricity, but at night if she uses things, then it will cost her coz there's no sun and no electricity being generated. She's still connected to the grid to use electricity but because she's feeding the electricity produced by her solar panels back into the grid the company pays her a certain amount for the no. of Watts that's produced. They cost a lot to install, but as she is generating more than she's using (even taking night time into account) she is being paid more back. e.g. before panels she paid ~?30per month. Now she receives ~?70per month. so she's about ?00 a month better off (coz she's saving the 30 AND being paid the 70 on top of that)! and will therefore gain the money back that she paid in in about 8 years or so. Hope that makes sense!
Q: Can solar panels be installed on public parks or gardens?
Yes, solar panels can be installed on public parks or gardens. In fact, it is becoming increasingly common to see solar panels integrated into the design of these spaces. Installing solar panels in public parks and gardens can help generate clean energy, reduce carbon emissions, and provide shade and shelter for visitors.
Q: I was wondering if they create other forms of energy besides electrical that is unwanted. Like heat due to the friction of something, or sound. Also why is a solar panel not able to collect 00% of the energy that is striking its panels. And how could the efficiency of this be hypothetically improved.
Science. The best solar panels we have only get like 22% of the sunlight for conversion into energy. That is simply the best they know how to make with current technology. And for that your talking about a mobile panel that tracks the sun as it moves at the equator. A solar panel in say Canada is lucky to get 0% even on a sunny day. But even if a solar panel got 00% efficiency, it's still not a lot. Sunlight is too diffuse to be a good power source, and you'd need to cover lots of ground to get power. Worse, you can only get power when the sun is out during the day. So for power at night you'd need a battery, or another source of power. The 'newest' idea is to capture sunlight to make 'lasers' that boil water, to turn turbines and make electricity. They cost way more then they are worth right now though...
Q: i know that a solar panel of square meter generate 000 watts on a clear and sunny day, but i need to know the time rate. is it 000 watts per day or per hour? Thanks.
This question was answered a few days ago. The Watt is the unit of of power, not the unit of energy. Energy is measured in Watt-Hours or Joules but not in Watts per unit time --- see the difference --- [] a Watt per hour v. [2] a Watt for an hour? The term, Watt per hour does not make any sense --- it is a bit like saying my car has 00 Horse Power per mile. You are right to say that the round figure for the power input of a solar panel is ,000 Watts per square metre, in the middle of the day when the sky is clear. Were the sun to shine for 0 hours per day in the summer, you could get as much as 7kWatt-Hours per day --- if you were very lucky. The roof area of a small house is no less then 50 square metres and this is more than big enough to supply all of you household energy needs but taking account of rainy days and taking account of the need to store the energy for night-time is an expensive problem, to satisfactorily overcome.
Q: How much is the cost of solar panels including installation for my home so that I can have low monthly power bills.
Home systems start at $30,000 and go up. There are federal income tax credits to help offset the cost, but you still have to pay up front, more than the average person can afford.
Q: Can solar panels be installed on military bases or installations?
Yes, solar panels can be installed on military bases or installations. In fact, many military bases around the world have already adopted solar energy as a means of reducing their reliance on traditional fossil fuels and increasing their energy security. Solar panels provide a sustainable and cost-effective source of electricity, which aligns with the military's efforts to improve environmental sustainability and operational efficiency. Additionally, solar installations on military bases can enhance energy resilience and readiness by reducing vulnerability to power outages and disruptions.
Q: Can solar panels be installed on waste treatment plants?
Yes, solar panels can be installed on waste treatment plants. In fact, many waste treatment plants are increasingly adopting solar energy systems to reduce their reliance on traditional energy sources and lower their carbon footprint. Solar panels can be installed on the rooftops or open land areas of these plants, providing a sustainable and renewable source of electricity for their operations.
Q: How do solar panels affect the roof's integrity?
Solar panels generally do not affect the roof's integrity when installed properly. In fact, they can even extend the roof's lifespan by providing protection from elements like sunlight, rain, and snow. However, it is crucial to hire experienced professionals for installation to ensure proper mounting and sealing, avoiding any potential damage to the roof.
Q: Can solar panels be installed on a theme park or tourist attraction?
Yes, solar panels can be installed on a theme park or tourist attraction. Solar panels are a versatile and sustainable energy solution that can be implemented in various settings, including theme parks and tourist attractions. By harnessing solar energy, these establishments can reduce their carbon footprint, lower energy costs, and promote environmental stewardship. Additionally, solar panels can be integrated into the design of these attractions, enhancing their aesthetics and providing an educational opportunity for visitors to learn about renewable energy.
Q: How do you know when it is a good deal to buy a solar panel. For example, what is a good cost per watt, how many volts should I expect, etc.
Both might be bigger. When it is cloudy and little solar (iciness) you'll have a breeze. When it is nonetheless and sunny, you could have the solar. When the batteries are charged, extra vigour from the windmill can also be shunted right into a resistance heater in a water tank, preheating home water, decreasing that price. Downside of windmills: There is a few noise. you do desire a tower of a few form to get above treeline. It's mechanical, so it's going to want periodic renovation and would possibly holiday, or will put on out, or be broken in a windstorm. Panels will final for many years, simply have to be wiped clean of snow within the iciness, and washed off, in case you are living in a dusty subject. They are hard, however the glass can also be damaged.

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