• Solar Panels 250 Watts - Good Quality and Low Price 15W System 1
  • Solar Panels 250 Watts - Good Quality and Low Price 15W System 2
Solar Panels 250 Watts - Good Quality and Low Price 15W

Solar Panels 250 Watts - Good Quality and Low Price 15W

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
7000 watt
Supply Capability:
100000000 watt/month

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SOLAR PANELS GOOD QUALITY AND LOW PRICE-15W

Specifications

solar panels from 5W--300W, made of TAIWAN MOTECH brand cells,with CO in TAIWAN,Mono and Poly with VDE,IEC,CSA,UL,CE,ISO.

We import solar cells from Taiwan Motech brand, with this CO in taiwan and our CSA certification,we can still sell goods to Anti-dumping areas like USA. Our main products are solar panels, off grid and on grid solar home systems , solar street lighting systems, solar water heating system,solar pump,solar attic fan, solar DC LED lights and solar DC refrigerators.

Certificates : ISO, CE, VDE IEC, MCS, CSA-UL, CEC.
Delivery time: sample 10days, order 25-30days.
Sample: charged.
Payment term: T/T 30% as deposit, 70% before shipment. Or irrevocable L/C at sight.
Trade term: FOB Shenzhen or CIF destination seaport or Airport.

Characteristics:

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.
IX.The certificate issued by international authority: UL, TUV, IEC, VDE, CE.
 

Quality and Safety

1. Rigorous quality control meets the highest international standards.

2. High-transmissivity low-iron tempered glass, strong aluminium frame.

3. Using UV-resistant silicon.

4. IS09001/14001/CE/TUV/UL  

Warranties

1. 10 years limited product warranty

2. 15 years at 90% of the minimal rated power output

3. 25 years at 80% of the minimal rated power output

Technical date :

ITEM NO.:

Poly 156*156 cell ,60pcs . Power range from   230Wp-260Wp

Maximum Power(W)

230

235

240

245

250

255

260

Optimum Power Voltage(Vmp)

29.4

29.5

29.7

30.1

30.3

30.5

30.7

Optimum Operatige Current(Imp)

7.83

7.97

8.08

8.14

8.25

8.37

8.48

Open Circuit Voltage(Voc)

36.7

36.8

36.9

37.1

37.3

37.5

37.7

Short Circuit Current(Isc)

8.52

8.59

8.62

8.65

8.69

8.73

8.78

Solar Cell:

156*156 Poly

Number of Cell(pcs)

6*10

Name of Solar Cells

Polycrystalline Cell

Size of Module(mm)

1650*992*40/45/50

Cable & Connector Type

Pass the TUV Certificate

Frame(Material Corners,etc.)

Aluminium-alloy

Back sheet

TPT

Weight Per Piece(KG)

19.5KG

FF (%)

70-76%

Junction Box Type

Pass the TUV Certificate

Tolerance Wattage(e.g.+/-5%)

±3%, or 0-3%

Front Glass Thickness(mm)

3.2

Temperature Coefficients of Isc(%)

+0.04

Temperature Coefficients of Voc(%)

-0.38

Temperature Coefficients of Pm(%)

-0.47

Temperature Coefficients of Im(%)

+0.04

Temperature Coefficients of Vm(%)

-0.38

Temperature Range

-40°C to +85°C

Surface Maximum Load Capacity

5400Pa

Allowable Hail Load

23m/s ,7.53g

Bypass Diode Rating(A)

12

Warranty

90% of 10 years, 80% of 25 years.

Standard Test Conditions

AM1.5   1000W/ 25 +/-2°C

Packing

carton or pallet

1*20'

14 Pallets / 316pcs

1*40'STD

25 Pallets / 700pcs

    Currently the best achieved sunlight conversion rate (solar module efficiency) is around 21.5% in new commercial products typically lower than the efficiencies of their cells in isolation. The most efficient mass-produced solar modules[disputed – discuss] have power density values of up to 175 W/m2 (16.22 W/ft2).Research by Imperial College, London has shown that the efficiency of a solar panel can be improved by studding the light-receiving semiconductor surface with aluminum nanocylinders similar to the ridges on Lego blocks. The scattered light then travels along a longer path in the semiconductor which means that more photons can be absorbed and converted into current. Although these nanocylinders have been used previously (aluminum was preceded by gold and silver), the light scattering occurred in the near infrared region and visible light was absorbed strongly. Aluminum was found to have absorbed the ultraviolet part of the spectrum, while the visible and near infrared parts of the spectrum were found to be scattered by the aluminum surface. This, the research argued, could bring down the cost significantly and improve the efficiency as aluminum is more abundant and less costly than gold and silver. The research also noted that the increase in current makes thinner film solar panels technically feasible without "compromising power conversion efficiencies, thus reducing material consumption".

 

FAQ

I..Will you focus on the safety of the goods during transportation?

Yes, Safety of the cargo is the primary element that we would consider on transportation.

II..How would guarantee the quality will meet the requirements of your clients?

Before shipment, we will have inspection for each batch of goods.

III..What certificates do you have?

IEC,UL,TUV,CSA,etc.

IV..Can you do OEM according to clients’ requirements?

Yes, we have our own brand while we can provide OEM service.

 

SOLAR PANELS GOOD QUALITY AND LOW PRICE-15W


Q: Which is more efficient at producing energy? Reference(s) would be nice, but not required.
Of course solar panels
Q: I need a solar panel for my laptop as i am going camping in the desert, and i need my laptop. There are two choices of solar panels, One is 0 watts and 2 V and maximum power current 0.56 amps. The other one is 2 watts, 2 V and no mention of current. My laptop plug says input 00-240V and .5A and then output 5V-5A. Which one should i get for my laptop. If there are other choices please tell me ill look them up on OKorder.Thanks
I'm afraid neither of these panels will do much for charging or running your laptop. If the power brick is supposed to emit 5 volts at 5 amps, that's 75 watts. Neither of those panels provides enough voltage and the power output is obviously far too small. The capabilities of solar power are vastly overestimated for small panels. Sunlight is limited to about kilowatt per square meter under ideal conditions (summer time, clear blue sky, for a few hours around noon in the US southwest). But consumer panels top out at about 5% efficiency, so your limit is 50 watts per square meter - in other words you would need about half a square meter, or about six square feet, of panel to provide 75 watts. And even under ideal conditions you will only get that much for a few hours each day. Also, the panel's voltage output is not regulated, so even if you find a panel that emits 5 volts (this would actually have to be made up of groups of 30 cells in series, as they emit half a volt each at most) you can't just connect the panel output into your laptop's DC in. You'd need a regulated DC-to-DC supply, and since that is not 00% efficient it will cost a bit of the power... now you need even more panel area. All in all, not really a practical thing to carry along on a camping trip.
Q: Can it be used on a cellphone so u never have to worry about low battery?
they are a long way from producing enough electricity to keep a cell phone charged. but maybe some day in the future. but as our culture is recognizing the importance of solar electricity they are starting to mass produce solar panels and creating major problems of wast when they get old and stop producing electricity. they are super toxic and shouldnt be thrown away. they will prob have special places set of for those in the future.
Q: I have thermal solar panels on my roof. Iive in Colorado
Build okorder /
Q: I need a 2v (500-800ma) solar panel that in can fit on a 24inx4in flat surface. Where can i get one this size and with this power?
Build okorder /
Q: All I ever heard is how easy it is to get solar panels for a persons home. I live in Arkansas and to do my house it would cost 25000 that I dont have and No state incentives. So where do I go and get these free solar panels? Thanks for the help
How photograph voltaic Cells artwork by making use of Scott Aldous interior this text a million. creation to How photograph voltaic Cells artwork 2. Photovoltaic Cells: changing Photons to Electrons 3. How Silicon Makes a photo voltaic cellular 4. Anatomy of a photo voltaic cellular 5. capability Loss in a photo voltaic cellular 6. photograph voltaic-powering a house 7. fixing photograph voltaic-skill themes 8. photograph voltaic-skill execs and Cons 9. so plenty extra assistance 0. See all actual technology articles you have probable seen calculators that have photograph voltaic cells -- calculators that never choose batteries, and often times do no longer even have an off button. as long as you have sufficient gentle, they supply the impact of being to artwork perpetually. you will possibly have seen larger photograph voltaic panels -- on emergency highway indicators or call boxes, on buoys, even in parking plenty to skill lighting fixtures. regardless of the reality that those larger panels are not as undemanding as photograph voltaic powered calculators, they're obtainable, and not that no longer hassle-free to % out in case you recognize the place to look. There are photograph voltaic cellular arrays on satellites, the place they're used to skill the electrical powered platforms. you have probable additionally been listening to bearing directly to the photograph voltaic revolution for the final 2 a protracted time -- the thought at some point we can all use unfastened electrical energy from the sunlight. that could be a seductive promise: On a vivid, sunny day, the sunlight shines approximately a million,000 watts of capability per sq. meter of the planet's floor, and if shall we assemble all of that capability shall we certainly skill our homes and workplaces for unfastened.
Q: Can solar panels be used to power a zoo?
Yes, solar panels can be used to power a zoo. Solar panels generate electricity by converting sunlight into energy, which can be used to power various aspects of a zoo, such as lighting, heating, cooling, and other electrical needs. By harnessing solar energy, zoos can reduce their reliance on fossil fuels and contribute to a more sustainable and environmentally friendly operation.
Q: How long does it take to install solar panels?
The installation time of solar panels can vary depending on various factors such as the size of the system, complexity of the installation, and the availability of resources. On average, a residential solar panel installation can take anywhere between one to three days. However, larger or more intricate installations may require a longer timeframe. It is best to consult with a professional solar installer to get a more accurate estimate based on your specific requirements.
Q: Can solar panels be used to power a satellite?
Yes, solar panels can be used to power a satellite. Solar panels convert sunlight into electricity, which can then be used to power various systems and instruments on board a satellite. The panels are typically positioned in such a way that they can receive maximum sunlight and generate sufficient power to meet the satellite's energy requirements.
Q: Are there any risks of fire associated with solar panels?
Yes, there are some risks of fire associated with solar panels. While solar panels themselves do not catch fire, there have been incidents where electrical components, such as faulty wiring or inverters, have caused fires. However, the risk is relatively low and can be mitigated by proper installation, regular maintenance, and adherence to safety codes and standards.

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