High Efficiency Solar Panels - A Grade and B Grade 3BB & 4BB Solar Cells by USA Solar Panels Manufacturers
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 watt
- Supply Capability:
- 100000000 watt/month
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Specification
1.Product Description:
Specifications of Poly Solar Cells
Dimension | 156mm X 156 mm ±0.5mm |
Wafer Thickness | 200um ±30um |
Front(-) | Four 1.1mm wide bus bars(silver) with distance 39mm, Acid texturized surface with blue silicon nitride AR coating. |
Back(+) | 2.4mm wide silver/aluminum soldering pads, aluminum back surface field. |
Temperature Coefficient of Poly Cells
Voc.Temp .coef.%/K | -0.351%/K |
Isc.Temp .coef.%/K | +0.035%/K |
Pm.Temp. coef.%/K | -0.47%/K |
Electrical Characteristic of Poly Cells
Efficiency code | 1720 | 1740 | 1760 | 1780 | 1820 | 1840 | |
Efficiency (min) | (%) | 17.2 | 17.4 | 17.6 | 17.8 | 18.2 | 18.4 |
Pmax | (W) | 4.186 | 4.234 | 4.283 | 4.332 | 4.429 | 4.478 |
Voc | (V) | 0.631 | 0.632 | 0.634 | 0.636 | 0.640 | 0.642 |
Isc | (A) | 8.446 | 8.485 | 8.523 | 8.573 | 8.660 | 8.700 |
Vmp | (V) | 0.525 | 0.527 | 0.529 | 0.531 | 0.535 | 0.537 |
Imp | (A) | 7.973 | 8.035 | 8.097 | 8.160 | 8.280 | 8.340 |
2.Advantages of Poly Solar Cells
1). Tire-1 Solar Cells’ Manufacturer Quality Guarantee. With a complete and sophisticated quality government system, our Quality Management have arrived world’s leading place. Customer can receive Tire-1 Cells Maker’s Quality Standard Products.
2). Trusted Warranty. We can supply trusted after-sales service to our customer. If our cells are found not in conformity to the specification of manufacturer, or should the inspected quantity found in shortage, or should the packing found damaged, the buyer has the right to claim to the seller. The claim, if any, should be presented to seller within 30 days after cargo's arrival date to the port, together with related inspection report and photos issued and provided by a reputable independent surveyor such as SGS.
3). World’s Leading Manufacturer Equipment. We imported the newest and leading production equipment from abroad. Advanced equipment can guarantee the stable quality of cells. Auto production line can also save labor cost which will further cut our production cost.
4). Bulk supply: With the production capacity of 500MW, we can produce large quantity every month. This can satisfy most customer requirement.
3.Usage and Applications of Poly Cells
Solar cells are often electrically connected and encapsulated as a module.
Photovoltaic modules often have a sheet of glass on the front (sun up) side, allowing light to pass while protecting the semiconductor wafers from abrasion and impact due to wind-driven debris, rain, hail, etc. Solar cells are also usually connected in series in modules, creating an additive voltage.
Connecting cells in parallel will yield a higher current;our solar cells have passed IEC Certification.
With high quality and stable quality. Our Cells can greatly improve the performance of Solar Modules.
4.Pictures of Product
5.Packaging & Delivery of Poly Cells
Carton Box Package and Deliver by air. It should be noticed that it should be avoid water, sunshine and moist.
We have organized several common questions for our clients,may help you sincerely:
6.FAQ
1. What’s price per watt?
A: It’s depends on the quantity, delivery date and payment terms of the order. We can talk further about the detail price issue. Our products is high quality with lower price level.
2. Can you tell me the parameter of your solar cells?
We have different series of cells with different power output, both from c-si to a-si. Please take our specification sheet for your reference.
3. How do you pack your products?
We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.
4. Can you do OEM for us?
Yes, we can.
5. How long can we receive the product after purchase?
In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The perfect time of receiving is related to the state and position of customers. Commonly 7 to 10 working days can be served.
- Q: Is there a free site or resource that will teach you how to do this? Hopefully step by step and tells you how to buy all the parts ect?Which is the best resource for sale earth4energy, homemadeenergy, ect? Do they actually work and also as well as those which are professionally done?They say it will cost under $200 for a panel, but how much will this panel actually produce I mean how many panels would you have to make to produce 00% of your homes energy?
- Earth4Energy okorder /
- Q: I've been looking into solar panels. They are fairly expensive ($35k or so). My state has some rebates and grants available. Is anyone aware of any federal grants and rebates other than the federal tax credit? We are subject to AMT tax and can't take the credit. (Which is ridiculous, is the federal government committed to conservation or aren't they??????)
- I run my entire home off of solar . I'm really handy when it comes to building things from junk and buy broken cells off OKorder . I glue and solder them to make 2x2 cells so my panels are 6x6 foot each normal size is allot smaller and getting plenty of power dirt cheap but the gov doesn't give me crap and i really don't give a crap because what i have into mine payed for them self in a years time of paying the power company . Now if i was to buy the system i built there's no way it would be worth the wile . The only way the government is interested is if they can tax you that's not just conservation that's everything. I do get a kick out of the rich blood sucking power company when all the lights go out in the neighborhood and there knocking on my door trying to figure out why my house is lit up like a Christmas tree
- Q: So, I've seen cheap solar panel kits for sale from Harbor Freight, and regardless of whether or not I were to buy a set from them or someone else, I was wondering what the process of implementing a small-scale solar system into your household electrical system would be.I've read articles that started out too in-depth or were speaking of systems on a much larger scale.Can it be as easy as buying the panels and inverter, and plugging it into a socket, or is there more to it?Some of the articles I was reading had mentioned having to contract with your electrical supplier, having to have an electrician tie it all in in some special/ necessary way, using a battery pack (would this be necessary for a tied-in system?), or using the system to only power single items, like a water heater, or plugging items into a connected battery-pack, all of which I'm not sure is necessary or needed for what my goals/ means are/ would be.
- Take okorder /... This unit produces 45W for $90. Inverter is extra. Let's say this unit produces that amount of power for a full 2 hours a day, that's 45W * 2h = 540 Wh or 0.54kWh. If I save that from my electrical company, I would pay about 5 cents. $90 then takes 3800 days or 0 years. At that point, you haven't actually made any money, you've simply recovered what you paid out to buy the unit 0 years ago. Yes, electrical power prices will be going up over the long term but the output of this unit is also not going to be 45W over its lifetime (if it even lasts 0 years) so I really question the economics.
- Q: What are the maintenance requirements for solar panels?
- The maintenance requirements for solar panels typically involve regular cleaning to remove dirt and debris, as well as ensuring that they are not shaded by nearby trees or structures. Additionally, occasional inspections for any signs of damage or malfunction are recommended, and if necessary, repairs or replacements may need to be carried out by a professional. Overall, solar panels are known for their low maintenance needs, making them a cost-effective and sustainable energy solution.
- Q: Can solar panels be installed in a shaded area?
- Solar panels can still be installed in a shaded area, but their efficiency will be significantly reduced as they rely on direct sunlight to generate electricity.
- Q: Can solar panels be used to power streetlights or outdoor lighting?
- Yes, solar panels can be used to power streetlights or outdoor lighting. Solar streetlights are becoming increasingly popular as they provide a sustainable and cost-effective solution for outdoor lighting. Solar panels capture sunlight and convert it into electricity, which can then be stored in batteries and used to power streetlights during the night. This not only reduces dependence on traditional energy sources but also helps to reduce carbon emissions and overall energy costs.
- Q: What is the lifespan of solar panel batteries?
- The lifespan of solar panel batteries can vary depending on various factors such as the type and quality of the battery, usage patterns, and maintenance. On average, solar panel batteries generally last between 5 to 15 years. However, with proper care and regular maintenance, some high-quality batteries can last up to 20 years or more.
- Q: In nature, green leaves collect light and produce energy. Is this what they copied to make solar panels? If not how hard would it be to make artificial leaves that would power our homes?
- Not at all. Good guess but they are completely different processes. Solar panels use chemicals that create electricity when exposed to light. Photons pretty much add energy to the atoms and affect the electrons creating electricity. Feel free to look up how solar cells work online.
- Q: Can solar panels be installed on a deck or patio?
- Yes, solar panels can be installed on a deck or patio. However, it is important to consider certain factors such as the structural integrity of the deck or patio, the amount of sunlight it receives, and any regulations or restrictions in your area. Additionally, it is recommended to consult with a professional installer to ensure proper installation and maximize the efficiency of the solar panels.
- Q: hey so im doing this project for my technology class and i was wondering what different colours solar panels can be. also is it possible to have kentic power as a back up power if batteries dont work? thx in advance
- Ours are all silver - we have them on a canal boat and on our house roof for water heating. I've not seen them in any other colour, but that doesn't mean they don't exist.
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High Efficiency Solar Panels - A Grade and B Grade 3BB & 4BB Solar Cells by USA Solar Panels Manufacturers
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 watt
- Supply Capability:
- 100000000 watt/month
OKorder Service Pledge
OKorder Financial Service
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