• High Quality A Grade Monocrystalline Solar Grade Silicon Wafer Polycrystalline 5v 17.2% Solar Cell System 1
  • High Quality A Grade Monocrystalline Solar Grade Silicon Wafer Polycrystalline 5v 17.2% Solar Cell System 2
  • High Quality A Grade Monocrystalline Solar Grade Silicon Wafer Polycrystalline 5v 17.2% Solar Cell System 3
High Quality A Grade Monocrystalline Solar Grade Silicon Wafer Polycrystalline 5v 17.2% Solar Cell

High Quality A Grade Monocrystalline Solar Grade Silicon Wafer Polycrystalline 5v 17.2% Solar Cell

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
1000 pc
Supply Capability:
100000 pc/month

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Specifications

hot sale solar cell 
1.16.8%~18.25% high efficiency 
2.100% checked quality 
3.ISO9001/ISO14001/TUV/CE/UL 
4.stable performance 


We can offer you the best quality products and services, don't miss !

 

POLY6'(156*156)

Polycrystalline Silicon Solar cell

 

Physical  Characteristics   

 

Dimension:     156mm×156mm±0.5mm

Diagonal:          220mm±0.5mm

Thickness(Si):  200±20 μm

 

Front(-)                                                              Back(+)

Blue anti-reflecting coating (silicon nitride);            Aluminum back surface field;

1.5mm wide bus bars;                                            2.0mm wide soldering pads;

Distance between bus bars: 51mm .                     Distance between bus bars :51mm .

 

Electrical Characteristics 

Efficiency(%)

18.00

17.80

17.60

17.40

17.20

16.80

16.60

16.40

16.20

16.00

15.80

15.60

Pmpp(W)

4.33

4.29

4.24

4.19

4.14

4.09

4.04

3.99

3.94

3.90

3.86

3.82

Umpp(V)

0.530

0.527

0.524

0.521

0.518

0.516

0.514

0.511

0.509

0.506

0.503

0.501

Impp(A)

8.159

8.126

8.081

8.035

7.990

7.938

7.876

7.813

7.754

7.698

7.642

7.586

Uoc(V)

0.633

0.631

0.628

0.625

0.623

0.620

0.618

0.617

0.615

0.613

0.611

0.609

Isc(A)

8.709

8.677

8.629

8.578

8.531

8.478

8.419

8.356

8.289

8.220

8.151

8.083

 

Solar Cell High Quality  A Grade Cell Polyrystalline 5v 17.2%


MONO5'(125*125mm)165

Monocrystalline silicon solar cell

 

Physical  Characteristics 

Dimension: 125mm×125mm±0.5mm

Diagonal: 165mm±0.5mm

Thickness(Si): 200±20 μm

 

Front(-)                                                                         Back(+)                                                                                                                                                                                                                                    

Blue anti-reflecting coating(silicon nitride);                        Aluminum back surface field;

1.6mmwide bus bars;                                                        2.5mm wide soldering pads;

Distance between bus bars: 61mm .                                Distance between bus bars :61mm .

 

Electrical Characteristics 

 

Efficiency(%)

19.40

19.20

19.00

18.80

18.60

18.40

18.20

18.00

17.80

17.60

17.40

17.20

Pmpp(W)

2.97

2.94

2.91

2.88

2.85

2.82

2.79

2.76

2.73

2.70

2.67

2.62

Umpp(V)

0.537

0.535

0.533

0.531

0.527

0.524

0.521

0.518

0.516

0.515

0.513

0.509

Impp(A)

5.531

5.495

5.460

5.424

5.408

5.382

5.355

5.328

5.291

5.243

5.195

4.147

Uoc(V)

0.637

0.637

0.636

0.635

0.633

0.630

0.629

0.629

0.628

0.626

0.626

0.625

Isc(A)

5.888

5.876

5.862

5.848

5.839

5.826

5.809

5.791

5.779

5.756

5.293

5.144

 

Solar Cell High Quality  A Grade Cell Polyrystalline 5v 17.2%

 

FAQ:

Q:How can i get some sample?

A:Yes , if you want order ,sample is not a problem.

 

Q:How about your solar panel efficency?

A: Our product  efficency  around 17.25%~18.25%.

 

Q:What’s the certificate you have got?

A: we have overall product certificate of ISO9001/ISO14001/CE/TUV/UL


Q: How do solar silicon wafers contribute to energy independence?
Solar silicon wafers contribute to energy independence by harnessing the power of the sun to generate electricity. These wafers are used in the production of solar cells, which convert sunlight into usable energy. By utilizing solar silicon wafers, countries and individuals can reduce their reliance on traditional fossil fuels and generate their own clean, renewable energy. This helps to decrease dependence on centralized power grids and promotes a more sustainable and self-sufficient energy system, ultimately contributing to greater energy independence.
Q: Can solar silicon wafers be repaired?
Yes, solar silicon wafers can be repaired to a certain extent. Small damages such as microcracks or scratches can often be repaired using various techniques, including polishing or laser-based methods. However, more significant damages, such as large cracks or broken wafers, may require replacement rather than repair.
Q: What is the meaning of the wafer (100), the crystal orientation index or the crystal plane index?Also (1100 and (111) which direction and angle should be cut?
Said the origin and the point of x = 1, y = 1, the linear Z on the =1 atoms, if the crystal is body centered cubic lattice, the crystal orientation through the cube on the diagonal of the atom.
Q: What is the typical weight of a solar silicon wafer?
The typical weight of a solar silicon wafer is around 5 to 10 grams.
Q: What are the challenges in recycling solar silicon wafers?
One of the main challenges in recycling solar silicon wafers is the complex and costly process involved in recovering the valuable materials from the wafers. The wafers are typically made of high-purity silicon, which requires specialized techniques to separate and purify. Additionally, the wafers are often coated with various layers of metals and other materials, making the recycling process more complicated. Furthermore, the collection and sorting of used wafers from various sources can be challenging, as they are typically small and lightweight. Overall, the challenges in recycling solar silicon wafers lie in the intricate recovery process, the complexity of the materials used, and the logistics of collection and sorting.
Q: How are solar silicon wafers affected by temperature-induced stress?
Solar silicon wafers are affected by temperature-induced stress in several ways. Firstly, as the temperature increases, the silicon wafer expands, leading to thermal expansion stress. This stress can cause cracking or warping of the wafer, affecting its structural integrity. Secondly, temperature fluctuations can also result in differential expansion between the silicon and other materials in the solar cell, leading to stress at the interfaces. This can cause delamination or detachment of the layers, impairing the performance of the solar cell. Finally, extreme temperature variations can induce thermal fatigue, gradually weakening the wafer over time and reducing its overall lifespan. Therefore, careful consideration and mitigation of temperature-induced stress are crucial in ensuring the reliability and efficiency of solar silicon wafers.
Q: Process flow of wafer wafer ultrasonic cleaning machine?
Plasma wafer cleaning parameters:Residual plasma cleaning method of particles 1, silicon wafer surface, which comprises the following steps: firstly, gas flushing process, and then the gas plasma glow; the use of either gas from the 02, Ar, N2; gas washing process parameters set process: the chamber pressure of 10-40 mTorr, process gas flow 100-500sccm time, 1-5s; process parameters of starting process is: the chamber pressure of 1040 mTorr, process gas flow on the electrode 100-500sccm, power 250-400W, time 1-10s.2, as described in the plasma cleaning method, the invention is characterized in that the gas used is 23, plasma cleaning method, which is characterized in that the process parameters of gas flushing process is: the chamber pressure of 15 mTorr, process gas flow 300sccm, time 3S; process parameters of starting process is: the chamber pressure of 15 mTorr, process gas flow on the electrode 300sccm, power 300W, time Ss.4, plasma cleaning method, which is characterized in that the process parameters of gas flushing process is: the chamber pressure of 10-20 mTorr, process gas flow 100-300sccm, time 1-5s; process parameters of starting process is: the chamber pressure of 10-20 mTorr, process gas flow on the electrode 100-300sccm, power 250-400W, when Lu 1-5s.
Q: What is the price of monocrystalline silicon
The content of silicon in the earth's crust is 25.8%, which provides an inexhaustible source for the production of monocrystalline silicon. Because silicon is one of the most abundant elements in the earth, the solar battery that destined to enter the mass market (mass market) products, reserves of advantage is to become one of the reasons the main photovoltaic silicon materials.
Q: How does the size of a solar silicon wafer affect solar panel efficiency?
The size of a solar silicon wafer does not directly affect solar panel efficiency. However, larger wafers can potentially increase the efficiency of solar panels as they allow for more surface area and the placement of additional solar cells, resulting in higher power output. Additionally, larger wafers can help reduce manufacturing costs and improve the overall cost-effectiveness of solar panels.
Q: Can solar silicon wafers be used in portable electronic devices?
Yes, solar silicon wafers can be used in portable electronic devices. They can be incorporated into the design of devices such as solar-powered chargers, solar backpacks, or even solar-powered mobile phones to harness solar energy and provide renewable power on the go.

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