Solar Panels for Home Roof - A Grade and B Grade 3BB and 4BB High Efficiency 19.7% Solar Cells

Solar Panels for Home Roof - A Grade and B Grade 3BB and 4BB High Efficiency 19.7% Solar Cells System 1

Solar Panels for Home Roof - A Grade and B Grade 3BB and 4BB High Efficiency 19.7% 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

Material:

Polycrystalline Silicon

Max. Power(W):

Number of Cells(pieces):

Size:

156*156

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

Solar Cells A Grade and B Grade 3BB and 4BB with High Efficiency 19.7%

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: Can solar panels power a whole house?: Yes, solar panels can power a whole house. The number of solar panels required will depend on the energy needs of the house and the amount of sunlight available in the location. With the right system size and proper installation, solar panels can generate enough electricity to meet the power requirements of a house, allowing it to run on clean and renewable energy.

Q: I am doing a project on solar energy at the moment and I was just wondering how.: my theory is that when sunlight hits the panel it excites the electrons from the rays there by making them move more quckly and attract them to a source with less elctrons making the panel positiveli charge and the electron collector negatively charged thereby connecting the negatively charged particles to which ever body it wishes to donate it too thereby causing electric charges

Q: Hi. I have been looking into getting solar panals but I only want them for one room. See, we're expanding the house by adding a basement, the basement isn't going to be that big but we wanted to have solar energy for the basement only. Could anyone give me a rough estimate on the cost of solar panals for my basement?: If you're really planning on solar energy, don't waste it on your own consumption. The Hydro company pays you for the energy you put back into the grid....the strange thing is, you buy the power back for less than you sold it, so you actually profit on the power you make! look into this. I wired a nice house for a doctor, and although I didnt supply the solar system, I learned of this concept there. The guy who installed her system charged her around $40,000.00 and the system would never be able to run any large portion of their home. They, of course sold the energy to the utility.

Q: What is the impact of hailstorms on solar panels?: Hailstorms can have a damaging impact on solar panels. The size and velocity of hailstones can cause physical damage to the panels, resulting in cracks, shattered glass, or dislodged components. This can impair the functionality of the panels, reduce their efficiency, and potentially require costly repairs or replacements. Additionally, hailstorms can also pose a risk to the structural integrity of the mounting system, potentially leading to further damage. To mitigate these risks, solar panel installations in hail-prone areas often incorporate protective measures such as tempered glass, polycarbonate shields, or hail guards to minimize the impact of hailstones.

Q: They have been around long enough to be cheaper. Unless they are made out of a natural material that is rare and hard to find, there is no reason why they should be so expensive. On another note, I think that all low power devices like cell phones and even laptops should have solar panels. Even if it is not enough to fully power the device for a long period of time, it will provide some electricity savings and with millions of people saving a little power adds up.: We all would love to have solar panels, I wish I could afford them for my house! The fact of the matter is that the amount of energy used to make solar panels doesn't really make it beneficial. They would have to have a better way of manufacturing them, a way that uses less energy. Basically they don't make up for the energy lost in their production .Despite our efforts there is no fuel like fossil fuel.

Q: Can solar panels be used for powering a museum or cultural institution?: Yes, solar panels can be used to power a museum or cultural institution. Solar energy is a renewable and sustainable source of power, making it an environmentally-friendly option for museums. By installing solar panels, these institutions can reduce their carbon footprint and lower their energy costs. Additionally, solar power can provide a reliable and consistent source of electricity, ensuring that the museum's operations are not disrupted during power outages or fluctuations in the grid.

Q: How much energy can a solar panel produce in a day?: The amount of energy a solar panel can produce in a day depends on various factors such as the size and efficiency of the panel, the location and angle of installation, weather conditions, and sunlight availability. On average, a typical solar panel can generate between 4 to 6 kilowatt-hours (kWh) of electricity per day. However, this can vary significantly, and larger, more efficient panels in optimal conditions can produce even more energy.

Q: I know the basics of how solar panels work. Solar panels convert sunlight into DC electricity which is stored in batteries which would need to be run through an inverter to convert it to household AC. But is there a way for the appliances to use the solar panels electricity FIRST and any additional power from the grid? Is that how it works or do they only run specific devices(water heater, pool pump, etc)?: You okorder /... Click on the box that says schematic to see how everything goes together. You need to talk to your electrical inspector to see what their requirements are for installation. You also need to have a net metering agreement with your electric company to connect to the grid. You are probably going to require a professional solar installer. Her's a list of NABCEP certified installers in your state. :)

Q: How do solar panels affect the property's energy management strategy?: Solar panels can have a significant impact on a property's energy management strategy. By harnessing the sun's energy, solar panels generate clean and renewable electricity, reducing the property's dependence on traditional power sources. This can lead to lower energy costs, increased energy independence, and a reduced carbon footprint. Solar panels also provide a stable and reliable source of energy, allowing for better energy planning and management. Additionally, excess energy generated by solar panels can be stored or sold back to the grid, providing additional financial benefits. Overall, solar panels play a crucial role in shaping and optimizing a property's energy management strategy.

Q: I want to get definate instructions on how to make the components and convert my home to solar energy. I know I could hire some one to do this, but frankly I do not have the funds at my disposal to do it. I thought if I could find detailed instuctions I could slowly do it myself (with my husband's help). I have looked into loans for this purpose to no avail. Finding the information on the net could take forever! If anyone knows a site that would give me the information or even a hint on how to start? Any help will be appreciated, but if you have any good links to good information please share them with me..Thanks: Typical solar panels like Engineer describes require a lot of space. A single panel may only light a single light bulb. You may want to look into a different way of generating electricity with solar, it doesn't use a cell to turn the sunlight into electricity, instead it uses mirrors to focus the sunlight onto a pipe between the mirrors. The heat causes water or another liquid in the pipe to boil and the steam created turns a turbine that produces the electricity. It has the potential to be less high-tech, more forgiving of minor design and structural problems and more affordable. I don't know of any system that is privately available but you can get more info at the link below. They're building a full test facility in Nevada right now. You could presumably cobble something like this up on your own.

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