125 Mono Solar Cell 5 Inch Efficiency 2.85W-3.5W
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- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 500 pc
- Supply Capability:
- 10000 pc/month
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Quick Details | |||||
Material: | Monocrystalline Silicon | Bus Bar: | 2 | Grade: | A |
Size: | 125*125mm | Max. Power: | 2.85w-3.5W | Efficiency: | 18.6-22.87 |
Packaging & Delivery | |
Packaging Detail: | Typical package for one box is 1,000 cells.These cells are sealed in paper boards every 100 PCS.Gross weight per unit box shall be around 16kg |
5'' High Efficiency Mono Solar Cell 125*125 mm
Our Advantage
Reason:
We enjoy exclusive channel to get solar cells at more competitive price from Sunpower,Neo solar,Motech,Gintechetc.
We signed long term purchase contract with Taiwan tier 1 solar cell manufacturers,including but not limited to Neo solar,Motech,Gintech,AUO,then we can purchase unsorted solar cells in bulk from them and sort these unsorted solar cells into same efficiency,same pattern,same color by our own QA team. We call them Grade A-.
Quality :
These sorted solar cells have same electrical performance with Taiwan Grade A solar cells,only difference is the negligible superficial defect.
We can guarantee that they are better than grade A solar cells from tier 1 solar cell manufacturers in China mainland.
Description
1.Mechanical Specification:
Product Mono-crystalline silicon solar cell
Dimension 125 mm x 125 mm ± 0.5 mm
Thickness 200 μm ± 30 μm
Front 1.4mm bus bar(silver),blue anti-reflecting coating(silicon nitride)
Back 2.0 mm wide soldering pads(silver) Back surface field (aluminum)
2.Electrical Properties
Efficiency (%) Pmpp (W) Vmpp(V) lmpp (A) Voc(V) lsc(A) |
19.40-19.50 3.01 0.54 5.61 0.64 5.93 |
19.30-19.40 2.99 0.54 5.58 0.64 5.92 |
19.20-19.30 2.97 0.54 5.55 0.64 5.92 |
19.10-19.20 2.96 0.53 5.54 0.64 5.90 |
19.00-19.10 2.94 0.53 5.51 0.64 5.89 |
18.90-19.00 2.93 0.53 5.50 0.63 5.87 |
18.80-18.90 2.91 0.53 5.47 0.63 5.86 |
18.70-18.80 2.90 0.53 5.46 0.63 5.85 |
18.60-18.70 2.88 0.53 5.43 0.63 5.84 |
18.40-18.60 2.85 0.53 5.40 0.63 |
Packaging & Shipping
1. Payment term: T/T in advance (W/U for sample order)
2. Lead time: It depends on your quantity. Usually we will send sample within 1-3 working days.
3. Shipping will be made via EMS, DHL, TNT, UPS, Air, Sea etc. shipment
4. Others: If you have special specifications and requirements, we will do different offer as you required.
Our Services
Pre sale:
1.Our sales representative and engineer work together to answer your questions and offer solution for free
2.We choose the best product for you to make sure it worth its real value
3.We design the best solution with good perfomance for you,manwhile save every cent of your money.
After sale:
We can change broken solar cell for you or compensate for your lost.
Solar cells are electronic semiconductor components, by means of which sunlight can be converted into electric energy. The semiconductor body can consist, for instance, of silicon or a III-V compound such as gallium arsenide and is provided on its front side facing the radiation source with a p-n junction of large area by means of diffusion.
A method for manufacturing solar cells comprising growing semiconductor whiskers on a substrate, comprising:
(a) Providing a substrate which favors growth or germination of whiskers;
(b) Depositing a plurality of localized areas of an agent in which the semiconductor material is soluble;
(c) Growing whiskers of said semiconductor material by means of the Vapor Liquid Solid (VLS) method at said areas;
(d) Doping the whiskers with one of a p or n doping material; and
(e) Subsequently thereto doping the surface region of said whiskers up to a depth which approximately corresponds to the diffusion length of the charge carriers pairs with the other of a P or n doping material.
Estimating the manufacturing cost of purely organic solar cells
we estimate the manufacturing cost of purely organic solar cells. We find a very large range since the technology is still very young. We estimate that the manufacturing cost for purely organic solar cells will range between $50 and $140/m2. Under the assumption of 5% efficiency, this leads to a module cost of between $1.00 and $2.83/Wp. Under the assumption of a 5-year lifetime, this leads to a levelized cost of electricity (LEC) of between 49¢ and 85¢/kWh. In order to achieve a more competitive COE of about 7¢/kWh, we would need to increase efficiency to 15% and lifetime to between 15–20 years.
Manufacturing Solar Cells
First, silicon raw material is melted and re-cast to remove impurities. The cast silicon is then stabilized in its multicrystalline form. These castings, called "ingots," are then cut into blocks. Next, the ingots are sliced into wafers.( Depending on the type of silicon used, p-type or n-type silicon wafers may be produced). After layering the p-type or n-type wafers, the material is capable of generating electricity from sunlight. Electrodes are attached to the wafers to conduct the flow of electricity. This is called a photovoltaic cell, or "solar cell."
- Q:
- Yes, solar cells can be used in electric grid stabilization. Solar power can be integrated into the electric grid through the use of grid-tied solar systems, which allow excess energy generated by solar cells to be fed back into the grid. This helps stabilize the grid by reducing strain during peak demand periods and providing a cleaner and more sustainable source of electricity. Additionally, solar energy can be combined with energy storage systems, such as batteries, to provide backup power and further enhance grid stability.
- Q:How can I buy the solar cells wholesale ?
- The wholesale price for solar cell is based on your quantities of the solar cells you want to buy from the manufacturers. The more you order, the cheaper wholesale price you would get.
- Q:
- Solar cells have a significant impact on reducing energy waste as they harness the sun's energy to generate electricity without emitting greenhouse gases or consuming any fossil fuels. By converting sunlight into usable electricity, solar cells enable a greener and more sustainable energy source, ultimately minimizing the need for traditional, non-renewable energy sources and reducing overall energy waste.
- Q:
- Yes, solar cells can be used to power water purification systems. Solar-powered water purification systems use the energy from the sun to generate electricity, which is then used to power pumps, filters, and other components of the water purification process. This sustainable and renewable energy source makes solar cells an effective and environmentally friendly solution for powering water purification systems, especially in areas with limited access to electricity grids.
- Q:
- Yes, solar cells can be used in telecommunications. They can provide a reliable and sustainable source of power for telecommunication equipment, especially in remote or off-grid areas where access to electricity may be limited. Solar cells can be utilized to charge batteries or directly power telecommunication systems, ensuring continuous operation and reducing reliance on traditional energy sources.
- Q:
- Yes, solar cells can be used in powering medical devices. Solar cells convert sunlight into electricity, which can then be used to power various medical devices such as portable diagnostic tools, wearable health monitors, or even small medical implants. This technology offers a sustainable and reliable energy source, particularly in areas with limited access to electricity or during emergencies where traditional power sources may not be available.
- Q:
- Solar cells perform exceptionally well in dry desert conditions. The intense sunlight and lack of moisture in deserts create ideal conditions for solar energy generation. The absence of clouds and high temperatures enhance the efficiency of solar cells, allowing them to produce more electricity. Additionally, the dry conditions minimize the risk of corrosion and dust accumulation, which can further improve the performance and lifespan of solar panels.
- Q:
- Yes, solar cells have the ability to power an entire house. With advancements in technology, larger and more efficient solar panels are being developed, which can generate enough electricity to meet the energy needs of a typical household. However, the capacity of solar cells to power an entire house also depends on factors such as the size of the house, the number of solar panels installed, the amount of sunlight available in the area, and the energy consumption habits of the residents.
- Q:
- The main difference between a monocrystalline and polycrystalline solar cell lies in their composition and manufacturing process. Monocrystalline solar cells are made from a single, high-purity silicon crystal. This results in a uniform structure with a consistent and orderly arrangement of atoms. Monocrystalline cells are known for their high efficiency and sleek appearance, as they typically have a black or dark blue color. On the other hand, polycrystalline solar cells are made from multiple silicon crystals. These crystals are smaller and not as perfectly aligned, leading to a more random arrangement of atoms. Polycrystalline cells are usually recognizable by their bluish hue and a fragmented appearance. In terms of efficiency, monocrystalline solar cells tend to have a slightly higher efficiency rate compared to polycrystalline cells. However, recent advancements in technology have narrowed this efficiency gap, and polycrystalline cells are now approaching the efficiency levels of monocrystalline cells. Another difference is the cost. Monocrystalline solar panels are generally more expensive due to the higher purity of silicon required and the more complex manufacturing process. Polycrystalline panels, on the other hand, are more cost-effective and offer a lower price per watt. In summary, while monocrystalline solar cells have higher efficiency and a more uniform appearance, polycrystalline cells are more cost-effective and have made significant improvements in efficiency in recent years. The choice between the two ultimately depends on individual preferences, budget, and specific project requirements.
- Q:
- Yes, solar cells can be used for powering satellites. In fact, they are one of the most common and efficient methods of generating electricity in space. Solar cells convert sunlight directly into electricity, which is then used to power various systems and instruments onboard a satellite.
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