Multicrystalline Silicon Solar Wafer - High Quality A Grade Polycrystalline 5V 17.8% Solar Cell

Multicrystalline Silicon Solar Wafer - High Quality A Grade Polycrystalline 5V 17.8% Solar Cell System 1

Multicrystalline Silicon Solar Wafer - High Quality A Grade Polycrystalline 5V 17.8% 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 17.8%

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 17.8%

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 are solar silicon wafers protected from fire or overheating?: Solar silicon wafers are protected from fire or overheating through various measures, including the use of fire-resistant encapsulation materials and thermal management systems. These encapsulation materials, such as EVA (ethylene-vinyl acetate) or PVB (polyvinyl butyral), act as a protective layer around the solar cells, preventing direct contact with air and reducing the risk of fire. Additionally, thermal management systems, such as heat sinks or cooling fans, are employed to dissipate excess heat generated during operation, ensuring the wafers remain within a safe temperature range and minimizing the chances of overheating.

Q: What are the advantages of using silicon for solar wafers?: There are several advantages of using silicon for solar wafers. Firstly, silicon is abundantly available and is one of the most common elements on Earth, making it cost-effective. Secondly, silicon has excellent electrical properties, such as its ability to convert sunlight into electricity efficiently. Additionally, silicon is highly stable and durable, ensuring a longer lifespan for solar panels. Lastly, silicon can be easily processed and fabricated into wafers, making it a versatile material for solar cell production.

Q: What is the cutting fluid for solar wafer cutting?: Solar wafer cuttingThe nine day of the moon is 1 | browse 4555Posted on 2011-03-08 14:06 best answerWire cutting equipment in Sweden, Japan, and domestic equipment;Sweden's MB and HCT devices are a little better;B, HCT, NTC and Ernst & Young wire cutting machine in the silicon wafer cutting silicon wafer cutting fluid and mortar requirementsLabel: cutting machine wire cutting machine silicon solar energyIn recent years, Chinese solar wafer cutting industry booming in Japan in 2008, another solar wafer multi wire cutting machine brand - Ernst & young, also started in the domestic debut, and big cost savings card, that technology has many advantages, more advanced. However, from the point of view of the effect of the use of domestic users, and NTC and MB and HCT in Switzerland, Ernst & Young in China there is a clear case of acclimatized.

Q: Can solar silicon wafers be used in solar water heating systems?: Yes, solar silicon wafers can be used in solar water heating systems. These wafers are commonly used in photovoltaic (PV) solar panels to convert sunlight into electricity. However, they can also be utilized in solar thermal systems, including solar water heating, where the sunlight is directly used to heat water.

Q: How is an anti-reflective coating applied to a solar silicon wafer?: An anti-reflective coating is typically applied to a solar silicon wafer through a process called chemical vapor deposition (CVD). In this process, a thin layer of silicon nitride or silicon oxide is deposited onto the wafer's surface. This coating helps to reduce reflection and increase light absorption, thereby improving the efficiency of the solar cell.

Q: What are the current trends in solar silicon wafer technology?: The current trends in solar silicon wafer technology include the shift towards thinner wafers, increased efficiency through advanced cell architectures, the adoption of diamond wire sawing for wafer production, and the exploration of new materials like perovskite for solar cell fabrication.

Q: How are solar silicon wafers protected from lightning strikes?: Solar silicon wafers are typically protected from lightning strikes through the installation of lightning arresters or surge protectors. These devices are connected to the solar panel system and act as a pathway for the lightning current to safely dissipate into the ground, thus preventing any damage to the silicon wafers.

Q: Can solar silicon wafers be used in solar-powered telecommunications?: Yes, solar silicon wafers can be used in solar-powered telecommunications. The wafers are an essential component of solar panels, which convert sunlight into electricity. In solar-powered telecommunications systems, these panels capture solar energy to power various communication devices and systems.

Q: What is the composition of a solar silicon wafer?: A solar silicon wafer is primarily composed of high-purity crystalline silicon, which is derived from silicon ingots. The silicon ingots are sliced into thin discs, known as wafers, and undergo various processes to ensure their electrical conductivity and efficiency in capturing sunlight for solar energy conversion.