Comparing Solar Panels:A Grade and B Grade 3BB and 4BB High Efficiency 19.3% Solar Cells
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- 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: Are there any maintenance requirements for solar panels?
- Yes, solar panels do have maintenance requirements. While they are generally low maintenance, they need to be kept clean and free from debris to ensure optimal performance. Periodic inspections for any damage or shading issues are also recommended. Additionally, the electrical connections and inverters may require occasional maintenance or servicing.
- Q: Can solar panels be used in areas with high levels of dust or sandstorms?
- Yes, solar panels can be used in areas with high levels of dust or sandstorms. However, frequent and heavy exposure to dust or sand can reduce their efficiency over time. Regular cleaning and maintenance are necessary to ensure optimal performance in such areas. Additionally, advanced solar panel designs and coatings are being developed to mitigate the impact of dust and sand accumulation, making them more suitable for use in these challenging environments.
- Q: Which is more efficient at producing energy? Reference(s) would be nice, but not required.
- Of course solar panels
- Q: I don't have a regulator connected as they are a little expensive for a pensioner, If I join the panels into line to the battery bank from the roof should that be OK.?
- I am pretty darn sure you need the regulator because all the advertising says that you must have one if you have more than one small solar panel. I think you can overcharge your batteries otherwise. Solar power is still not cost effective, so most people have solar power because they care about the environment more than they care about expenses. If you are poor, it is better to skip solar power, unless you are in an area where there isn't access to electricity. For example, we have a cabin without electricity. I am a strong environmentalist, too. Solar power is too expensive still, for low income people. It is better to focus on energy conservation, imo. such as change your roof to white, to save on A/C, as the head of the US energy dept. says (he is a nobel prize winning physicist). PS Dave might be right on that stuff, i don't know. but all the ads say you need a regulator if you are going to have more than one solar panel so I assumed this was due to risk of overcharging.
- Q: My husband is interested in buying solar panels for the roof and i dont know where to find them.
- Why pay thousands of dollars for solar energy ($27,000 average cost) when you can build your own solar panel system for just a fraction of the retail cost. You can build a single solar panel or you can build an entire array of panels to power your whole house. Some people are saving 50% on their power bill, some people are reducing their bill to nothing. But what’s most impressive is that just by following these instructions some are even making the power company pay them!
- Q: I've been reading up on Solar panels because I think in the long run this would be beneficial in the long run. My Dad had looked into it before passing and had said it was too expensive. How much does it range for getting them placed on the roof and how exactly does that work? I think I remember being told that PGE has incentives and could possibly even end up paying you for having it? What does having panels cover? I know electricity but does it also heat things up? Sorry I'm kinda dee dee dee on this lol. Any and all information would be greatly appreciated. If anyone has solar panels can I get your experiences with them? Thanks!!
- By producing even a small portion of your home's electricity through the use of solar panels, you will eventually experience some financial savings. This may take five years or so, but good solar panels often have a 20-year lifespan. State and federal tax credits may help offset their initial expense. The best thing about solar panel installation is that the energy it produces is clean, meaning that there aren't any bad or harmful by-products produced during the process of electricity generation. So all in all, it seems that solar energy is clean, green energy.
- Q: So how does a solar panel work? Where does the energy get stored in? How much does one cost for a small 2 family home? How much money would we save on electricity?
- These are all good questions but they are open Items. Solar panels work by the reaction of certain elements upon exposure to sunlight.The amount of power generated is Dependant on at least three factors; The size of the solar panel, the type of solar cells used (The specific element and the cell construction) and the amount of sunlight to which the panels are exposed. The answers to these questions may indicate how much you will save (How much does your electricity now cost per KWH and how much do you use in the two family house} and if solar is feasible in your location. You should probable contact at least three of the local companies that do solar installations and listen (with a cynical ear) to their presentations. They are all trying to sell you their product but you after listening to more than one presentation can sort through the BS. Also you might contact your present power provider. They should be able to give you some good advice on alternative energy availability. Good Luck DOCSRG
- Q: Can solar panels be used in areas with high temperatures?
- Yes, solar panels can be used in areas with high temperatures. In fact, solar panels are designed to withstand a wide range of temperatures, including high heat. While excessive heat may slightly reduce their efficiency, modern solar panels are equipped with cooling mechanisms that help maintain their performance even in hot climates.
- Q: quot;Does it take more energy to produce a solar panel than what the same solar panel can generate in its useful lifetime?quot;
- I haven't any theory what you're doing or what you think of you're attaining. A 235 watt panel isn't lots potential. you may easily save it with a undeniable previous lead acid battery.
- Q: I have this question for extracredit and I dont get it?How many 2V,2W PV panels would be required to supply a load that requires a 48-volt supply that can push at least 2.8 amps of current, if you assume each panel puts out A at 2 V? And how are the panels configured to supply the power requirements of the load?
- 4 in series for the 48V, a rack of 3 sets wired in parallel to give the current. (total of 2 panels)
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Comparing Solar Panels:A Grade and B Grade 3BB and 4BB High Efficiency 19.3% Solar Cells
- Ref Price:
-
- 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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