400 Watt Solar Polycrystalline Panels (25w-35w)
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- Loading Port:
- Shanghai
- Payment Terms:
- TT
- Min Order Qty:
- 1 watt
- Supply Capability:
- 100000/month watt/month
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Solar Polycrystalline Panels (25W-35W)
Introduction of Solar Polycrystalline Panels (25W-35W)
Solar polycrystalline panels is designed for large electrical power requirements. It is the optimal choice for both on-grid and off-grid power systems. CNBM Solar panel offers high performance of power per square foot of solar array.Poly- or multicrystalline silicon(poly-Si or mc-Si): made from cast square ingots — large blocks of molten silicon carefully cooled and solidified. Poly-Si cells are less expensive to produce than single crystal silicon cells, but are less efficient. US DOE data shows that there were a higher number of multicrystalline sales than monocrystalline silicon sales.
Characteristics of Solar Polycrystalline Panels (25W-35W)
I Solar Cell : High efficiency crystalline solar cell. Even if under the weak light, the solar module can produce maximum power output.
II Tempered glass (toughened glass): Anti-reflecting coating and high transmission rate glass increase the power output and mechanical strength of solar module.
III EVA and TPT: Using high quality EVA and TPT to prevent destroying and water.
IV AI frame: Without screw, corner connection. 6 holes on the frame can be installed easily.
V Junction box: Multi function junction box with water proof.
VI Long lifetime: ≥25 years; Less power decrease.
VII Good performance of preventing from atrocious weather such as wind and hails.
VIII Resisting moisture and etching effectively, not effected by geology. .
Standard Test Conditions of Solar Polycrystalline Panels (25W-35W)
The opto-electrical specifications shown below are stabilized values being measured at Standard Test Conditions of multicrystalline silicon Solar Panel, Irradiance: 1000W/m2, Spectrum: AM1.5 at 25°C, The info below is subject to manufacturing tolerances. Where appropriate minutes of measurement are available and are used for the dimensioning of the installation.
Advantages of Solar Polycrystalline Panels (25W-35W)
• CNBM Solar performance guarantees for 25 years
• 2 years guarantee for workmanship for multicrystalline silicon Solar Panel
• Timeliness of delivery
CNBM International Corporation's products including Monocrystalline Solar Panel, Polycrystalline Solar Panel ( multicrystalline silicon Solar Panel) have received and enjoyed famous reputation in many countries and regions in the world .As a solar panel manufacturer in China, we strive to provide our customers with excellent service, superior products and unmatched value.
Characteristics of Solar Polycrystalline Panels (25W-35W)
Max Power Voltage Vmp (V) | 18.4V | 18.4V | 18.0V |
Max Power Current Imp (A) | 1.36A | 1.63A | 1.94A |
Open Circuit Voltage Voc (V) | 23.0V | 23.0V | 22.6V |
Short Circuit Current Isc (A) | 1.46A | 1.74A | 2.08A |
Max Power Pm (W) | 25W | 30W | 35W |
Temperature Coefficient of Cells
NOCT | 47℃±2℃ |
Temperature Coefficients of Isc (%/℃) | 0.064 |
Temperature Coefficients of Voc (%/℃) | -0.33 |
Temperature Coefficients of Pmp (%/℃) | -0.45 |
The dimension of the modules can be changed according to the demand of clients
Limits
Operating Temperature | –40 °C to +85°C |
Storage Temperature | –40 °C to +85°C |
Max System Voltage | 700V |
Guarantee of Solar Polycrystalline Panels (25W-35W)
Products Guarantee | 2 yrs free from defects in materials and workmanship |
Performance Guarantee | No less than 90% within 10yrs and no less than 80% within 20yrs |
Certificates | IEC, ISO, TUV, CE |
The Equipment of Solar Polycrystalline Panels (25W-35W)
The usage of Solar Polycrystalline Panels
- Q: I read on CNN's website last year some company was creating a very cheap type of solar panel, that needs minimal maintenance and and has minimal glare from the sun. And the creator of the project said he one day wanted to cover every rooftop in the US with these solar panels. Seems like a good idea to me but I havent heared anything of it for a long time and I don't know what they are called... any help?
- About okorder /
- Q: i see these things all over the internet on how to make 'home made solar panels' but all of them require you to buy the solar cells and nothing tells you how to make your own. So how can you make your own solar cells?
- I don't have an idea but would surely refer you to a website where you would surely find information on solar cells and many more alternative energy questions.
- Q: Are there any aesthetic considerations when installing solar panels?
- Yes, there are aesthetic considerations when installing solar panels. The appearance of solar panels on a property can be a concern for some individuals, especially if they prefer a specific architectural style or want to maintain a certain visual appeal. However, advancements in solar panel design have made them more visually appealing and adaptable to different settings. Additionally, options like integrated solar panels, which blend seamlessly with roofing materials, can help minimize any visual impact. Ultimately, choosing the right solar panel design and placement can ensure a balance between functionality and aesthetic appeal.
- Q: Also, what's the solar panel's rate of producing electricity?
- Solar panels are not nearly as energy productive as natural gas. Case in point how many natural gas fired calculators do you have on your desk? or how many solar fired fireplaces do you know of? Solar panels are a great complement to natural gas/fossil fuel burning sources of fuel though. The more energy you consume from renewable sources of energy (i.e solar, wind, etc) the less you are consuming from non-renewable sources such as natural gas. Solar panel's rate of producing electricity depends on many different variables. Are the panels in direct sunlight? (with no trees or shrubs blocking the panels) There are panels out there made by Kyocera for example that are 85 watts, 65 watts, 50 watts. You should talk with a Professional about this. Look into Sun Electronics as I know that their website has a solar calculator and other helpful tools for interested parties. Good Luck
- Q: Can solar panels be used in conjunction with a backup generator?
- Yes, solar panels can be used in conjunction with a backup generator. This setup is known as a hybrid system. During periods of sunlight, solar panels generate electricity and can power a home or facility. Any excess energy can be stored in batteries or fed back into the grid. When sunlight is insufficient, a backup generator can automatically kick in to provide electricity, ensuring a continuous power supply.
- Q: What are the maintenance requirements for solar panels?
- The maintenance requirements for solar panels typically include regular cleaning to remove dirt and debris, checking for any damage or wear, ensuring proper electrical connections, and monitoring the performance of the panels. Additionally, it may be necessary to trim nearby trees or vegetation that could block sunlight and reduce the efficiency of the panels. Overall, proper maintenance helps to maximize the lifespan and efficiency of solar panels.
- Q: We see increasing, what appear to be, solar panels on electric poles?
- Usually they are used to power monitoring units that transmit data to a central point on usage and/or line loads. They may also be used to supply power to some control circuits, and to allow remote control of these units. (If there was no power in the line, how else could you supply the needed power to obtain information and/or control these things remotely.) What they do is keep a standby or backup battery charged to operate the equipment. They are also used for self-powered lights in many areas, charging batteries during the day to run the light(s) at night. Similar systems are used on monitoring wells to transmit water table data. (Faster, cheaper, and more timely than sending someone around to make checks and read equipment once every couple of months.)
- Q: i need technical and non technical details to generate MW power by solar panels
- I like Rouse's answer, which points to the factors to consider. If you are in India, adjust the inputs to match your local situation. For example, the peak equivalent sun-hours per day might be twice his figure, leading to half the cost. You might find panels that have a 25-year life, reducing the cost per kWh by another 20%. Land and/or labor may be cheaper, also reducing the cost.
- Q: Hello everybody, the area we are living has energy crises with no electricity available most of the time. What I am thinking is to buy a solar panel with other required accessories. Please note we have normally long sunny days most of the time during a year.Please advice installing solar energy system would supply energy 24/7? I have a television, a dvd player, a fan, 4 energy saver lights (2 watt each) and a laptop. Please also advice the specifications for the system to be installed and the points I need to ensure at the time of purchase. I think of buying a solid battery (not acidic battery)The forum is open for your kind suggestions.Thanks!
- Unfortunately solar panels aren't very cheap, and to power as much as you would like, you'll need quite a few. Aside from that, they aren't the most dependable, and maintenance is pretty expensive. If there is a relatively continuous breeze in your area, you may want to look into residential wind turbines. They will provide electricity 24/7, and the small ones don't require very much maintenance. You won't need as many turbines as you would solar panels either because they provide a pretty decent amount of power. Hope this helps!!
- Q: Can solar panels be installed on schools or educational institutions?
- Yes, solar panels can be installed on schools or educational institutions. In fact, many schools and educational institutions have embraced solar energy as a sustainable and cost-effective solution for their energy needs. Installing solar panels on rooftops or open spaces of these institutions not only helps them save on electricity bills but also promotes environmental awareness and sets a positive example for students and the community.
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400 Watt Solar Polycrystalline Panels (25w-35w)
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT
- Min Order Qty:
- 1 watt
- Supply Capability:
- 100000/month watt/month
OKorder Service Pledge
OKorder Financial Service
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