Favorites Compare A GRADE 300w solar panel with frame and MC4 connector

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10000 watt
Supply Capability:
10000000000000 watt/month

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Product Description:

Quick Details

Place of Origin:

Guangdong China (Mainland)

Brand Name:

CAP

Model Number:

50w100w150w200w250w300w

Material:

Monocrystalline Silicon

Size:

1385*1035*75mm

Number of Cells:

72pcs

Max. Power:

300w

type:

solar panel

color:

blue&black

warranty:

5 years

Packaging & Delivery

Packaging Detail:standard export package for solar panel
Delivery Detail:7-15 days for solar panel

Specifications

solar panel
High Efficiency
25 years Warranty
High-transmissivity low-iron tempered glass

Solar Panel

50w100w150w200w250w300w

 

 

Characteristics

1,High and stable conversion efficienly based on over 4 years professional experience

2 ,High reliability with guaranteed +/-10% output power tolerance

3,Proven materials,tempered front glass,and a sturdy anodized aluminum frame allow modules to operate reliably in multiple mountily configurations

4,Combination of high efficicncy and attractive appearance

Quality and Safety

1,25 year 80%,10 year 90% power warranty 3 year power warranty

2,ISO9001:2000 (Quality Management system) certified factory

3,Product Quality warranty & products Liability Insurance to guarantee and user' benefits

4,Certifications TUV Intercert, CE Temperature Coefficients

 

 

 

Module Type100w150w200w250w300w
Maximum Power at ST(Pmax)W100wp150wp200wp250wp300wp
Maximum Power Voltage(Vmp)V36/1836/1836/1830.8v36/18
Maximum Power Current(Imp)A2.77/5.554.16/8.335.55/11.18.11A8.33/16.66
Open Circuit Voltage(Voc)V39.5/19.0539.3/19.439.6/19.536.2V39.6/19.8
Short Circuit Current(Isc)A3.04/6.094.58/9.166.1/12.28.7A9.16/18.33
Cell Efficiency(%)18.60%18.10%18.60%17.80%18.10%
Module Efficiency(%)17.70%17.20%17.70%17.10%17.20%
Operating Temperature°C-40°C to +85°C-40°C to +85°C-40°C to +85°C-40°C to +85°C-40°C to +85°C
Maximum system voltage1000V(IEC)DC1000V(IEC)DC1000V(IEC)DC1000V(IEC)DC1000V(IEC)DC
Power tolerance-0.03-0.03-0.03-0.03-0.03
Temperature coefficients of Pmax-0.45%/°C-0.45%/°C-0.45%/°C-0.45%/°C-0.45%/°C
Temperature coefficients of Voc-0.27%/°C-0.27%/°C-0.27%/°C-0.27%/°C-0.27%/°C
Temperature coefficients of Isc0.05%/°C0.05%/°C0.05%/°C0.05%/°C0.05%/°C
Weight(kg)811142025.5
Number of cell(pcs)4*9  4*9  6*106*126*12
Dimensions(mm)1194*534*35/301580*808*50/351471*670*40/351640*992*502000*1050*50

 

Making More Solar Cells from Silicon

Silicon wafers are the conventional solar cells–they’re what absorbs sunlight and generates electrons. Yet the way wafers are currently manufactured wastes half of the expensive, ultra-pure crystalline silicon they’re made from. When large ingots of silicon are cut into hair-thin wafers, waste silicon is lost as sawdust. The new process–details of which remain secret–produces wafers directly from molten silicon without any sawing. This saves material and reduces the number of steps needed to make solar cells, both of which bring down costs.

How to Grow "Silicon" Crystals to Make Solar Cells

In industry, silicon crystals are grown to form a uniform cylinder of silicon which is used as the base material for crystalline solar cells. There is plenty of silicon about on the earth, in fact, as mentioned previously, after oxygen it is the second most abundant element. When you think that sand and quartz all contain silicon and then imagine the amount of sand in the world, you begin to realize that we are not going to run out of silicon in a hurry!

The problem with sand is that it also contains oxygen in the form of silicon dioxide, which must be removed.

The industrial process used to produce silicon requires temperatures of around 3270oF (which is about 1800oC). Obviously we can't experiment with these3 sorts of temperatures at home - but we can recreate the process!

You are going to need a saturated sugar solution; this will sit in the lid of your coffee jar. Now, take a large crystal of sugar, often sold as "rock sugar" and "glue" it to the end of the skewer. Next, drill a hole the same diameter as the skewer, and poke the skewer through the bottom of the coffee jar. Stand it on a windowsill and lower the crystal into the saturated sugar solution. Over some time, crystals should start to grow - pull the skewer up slowly, bit by bit, so that the growing crystal is still in contact with the sugar solution. This is just like the way that silicon is grown. The silicon is drawn up slowly from a bath of molten hot silicon (which is analogous to our saturated sugar solution).

Once this large crystal of silicon has been manufactured, it must be cut into slices to manufacture the solar cells.

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Q:What is the best way to deal with surplus solar cells abandoned after burning?
It could be a very good resource to be used, but the technology needs to be more advanced to really deal with that.
Q:Solar cell life for several years
Solar battery life of about ten years, the replacement is very convenient. Solar cells, also known as "solar chips" or "photovoltaic cells", is a direct use of solar photovoltaic power semiconductor thin film. As long as it is light to, and instantly can output voltage and in the case of a loop generated current.
Q:The working principle of solar cells includes the three processes
The opposite of the electrical symbol of the photogenerated carriers in the solar cell pn junction built under the action of the electric field, the electron-hole pairs are separated, the electrons are concentrated on one side, the holes are concentrated on the other side, and the opposite sex charges are generated on both sides of the pn junction Of the accumulation, resulting in photogenerated electromotive force, that is, photovoltaic voltage.
Q:Which brand of the solar cells is sold with the lower price on the market? Which brand is more practical for the countryside?
Our price of the solar cell is low and very competitive in the market, but we can still guarantee you that we provide you the best quality.
Q:How does the solar panel produce it yourself?
 Step 5: Assemble the battery Place the titled titanium dioxide film face up on the table, drop one or two drops of electrolyte containing iodine and iodide ions on the membrane, and then press the conductive surface of the counter electrode down on the titanium dioxide film The The two pieces of glass were slightly staggered so as to use the exposed portions as the electrodes for testing. Use two clips to hold the battery, so that your solar cell is made
Q:Is a solar cell expensive to make?
Not all all.
Q:Where can I buy solar cells on sale but still good quality ?
Sometimes you can find a good deal with the local manufacturers, where they sell some good quality solar cells at a pretty good price.
Q:Anybody ever heard of solar roll flexible solar panel?
The flexible solar cells is more convenient to take with you, and also easy to charge as long as you do know how to use it properly.
Q:How about the solar cell 156mm Mono-Crystalline?
It is difficult to explain, but the measurement usually doesn't matter, because only the materials matters most for the solar cells.
Q:Where can I buy solar cells?
Why do you want to buy solar cells?

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