Solar Cell High Quality A Grade Cell Polyrystalline 5v 16.8%

Solar Cell High Quality A Grade Cell Polyrystalline 5v 16.8% System 1

Solar Cell High Quality A Grade Cell Polyrystalline 5v 16.8%

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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 16.8%

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 16.8%

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 cleaned before assembly into solar cells?: Solar silicon wafers are typically cleaned through a multi-step process before assembly into solar cells. This process involves several cleaning methods such as ultrasonic cleaning, acid cleaning, and chemical treatments. Initially, the wafers are placed in an ultrasonic bath to remove any particles or impurities on their surface. Subsequently, acid cleaning is performed to eliminate any remaining contaminants. Finally, chemical treatments are employed to enhance the wafers' surface properties and improve their efficiency. Overall, this meticulous cleaning procedure ensures the high quality and optimal performance of solar silicon wafers before their assembly into solar cells.

Q:What are the disadvantages of using a solar silicon wafer?: One of the main disadvantages of using a solar silicon wafer is its high cost. The production process of silicon wafers involves several energy-intensive steps, making it an expensive material for solar panels. Additionally, the manufacturing process generates a significant amount of waste and has a negative environmental impact. Another drawback is the limited availability of silicon. Silicon is the second most abundant element on Earth, but the high purity required for solar panels can be challenging to obtain. This leads to a potential shortage of silicon wafers, impacting the scalability of solar energy production. Moreover, silicon wafers are relatively heavy and fragile, making them difficult to transport and handle. This adds to the overall cost and complexity of installation. Lastly, silicon wafers have lower energy conversion efficiency compared to some alternative solar technologies, such as thin-film solar cells. While advancements have been made to improve efficiency, silicon wafers still have room for improvement in harnessing solar energy effectively.

Q:How do solar silicon wafers perform in high-humidity environments?: Solar silicon wafers generally perform well in high-humidity environments. The silicon material used in solar cells is highly resistant to moisture, and the protective coatings used on the wafers also provide effective moisture barriers. However, it is important to note that excessive humidity can still impact the performance of solar panels, as it can lead to the formation of dew or condensation on the surface, reducing their efficiency temporarily. Proper installation, maintenance, and design considerations can help minimize any potential impact on performance in high-humidity conditions.

Q:How do solar silicon wafers perform in different weather conditions?: Solar silicon wafers typically perform well in a wide range of weather conditions. However, their efficiency can be affected by certain factors. In sunny conditions, the wafers absorb sunlight and convert it into electricity with high efficiency. In cloudy or overcast weather, they still generate some power, albeit at a lower rate. Rainfall generally does not impact their performance significantly, as the wafers are designed to be waterproof. However, extreme weather events like hailstorms or heavy snowfall can cause physical damage to the wafers, reducing their efficiency or even rendering them inoperable. Overall, solar silicon wafers are designed to withstand various weather conditions and continue to generate electricity, albeit at varying rates depending on the intensity of sunlight.

Q:How is a junction box connector integrated into a solar silicon wafer?: A junction box connector is typically integrated into a solar silicon wafer through a soldering or welding process. The connector is attached to the wafer's conductive contacts, allowing for the secure connection of electrical wires. This integration ensures the efficient transfer of electricity generated by the solar panel.

Q:Can solar silicon wafers be used in smart grid applications?: Yes, solar silicon wafers can be used in smart grid applications. These wafers are used to manufacture solar panels, which can generate electricity from sunlight. In smart grid applications, solar panels can be integrated into the grid infrastructure to generate clean and renewable energy that can be utilized by various devices and systems within the smart grid network. This helps in reducing the dependence on traditional fossil fuel-based power sources and promotes sustainable energy generation.

Q:How are solar silicon wafers connected in a solar module?: Solar silicon wafers are typically connected in a solar module through a process called soldering. Thin metal strips, known as busbars, are soldered onto the front and back surfaces of the silicon wafers. These busbars are responsible for collecting the electrical current generated by the individual wafers. The wafers are then interconnected by soldering them to these busbars, creating a series of connected cells within the module. This interconnection allows for efficient flow of electricity from the solar cells to the external circuitry.

Q:Can solar silicon wafers be used in solar-powered telecommunications systems?: Yes, solar silicon wafers can be used in solar-powered telecommunications systems. These wafers are typically used to manufacture solar cells, which convert sunlight into electricity. By utilizing solar silicon wafers, telecommunications systems can harness solar energy to power their operations, reducing their reliance on traditional energy sources and promoting sustainability.

Q:Can solar silicon wafers be used in solar-powered space vehicles?: Yes, solar silicon wafers can be used in solar-powered space vehicles. Solar silicon wafers are commonly used in photovoltaic systems to convert sunlight into electricity. In space, where there is abundant sunlight, solar panels made with silicon wafers can efficiently capture and convert solar energy into electrical power to operate various systems and equipment onboard the space vehicles.

Q:How are solar silicon wafers protected from hailstorms?: Solar silicon wafers are typically protected from hailstorms through the use of tempered glass covers that act as a shield. These covers are designed to be highly durable and impact-resistant, capable of withstanding the force of hailstones. Additionally, some solar panels may also incorporate anti-reflective coatings or laminates to enhance their resistance against hail damage.

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