• Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel System 1
  • Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel System 2
  • Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel System 3
  • Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel System 4
  • Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel System 5
  • Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel System 6
Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel

Solar Panels Cheapest 250w CE/IEC/TUV/UL Certificate Mono and Poly 5w to 320w Solar Panel

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1000 watt
Supply Capability:
100000 watt/month

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Structure

Solar Module is the core part of solar PV power systems, also is the highest value part of it. The function of Solar Module is to convert the sun's radiation to electrical energy, or transfer it to battery and store in it, or to drive the load running.

Features

Our biggest manufacturer in china, they have stable prime quality, which ensure us to produce prime quality cells, each single cell is under inspection before packing;

Our solar panel production line is also full automated, we imported equipments from spain and japan;

We provide 15years warranty, and 25years working life;

We have full set quality certificates, product meets quality requirement of USA, Europe, Australia, UK etc ;

70% of our product exported to Europe, without quality claims up to now;

So we guarantee each piece of our panel has perfect appearance, positive power performance, and without quality hidden trouble.

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250W CE/IEC/TUV/UL Certificate Mono and Poly 5W to 320W Solar Panel

250W CE/IEC/TUV/UL Certificate Mono and Poly 5W to 320W Solar Panel

 

Specification

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

Brand Name of Solar Cells

JA Cell, Bluesun 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

 

FAQ

Are you a trading company or manufacturer?

Manufacturer with factory

What kinds of  filter do you produce?

It covers for air filter,oil filter,fuel filter for car and truck

Is Customized filter available?

Yes,please offer your required specifications and drawing

Do you Accept OEM service?

YES!

what’s your delivery terms?

FOB (2)CFR (3)CIF

What's your Delivery Time?

1)generally the samples will be sent immediately by the air express in 3-5    days if the goods are in stock

 2)Normally within 30 days,please confirm with us before order!

Trade and Market

Main Market Western European 20%
Northern European 15%
Asia 20%
Americas 20%
Domestic Market 15%
Middle East 10%

 

Q:i was told that by making a solar panel they cause more pollution than they will end up getting rid of. Is that true?
The amount of energy needed to extract the raw materials from the Earth exceeds the amount the finished PV panels produce.Processing the materals takes additional energy.After manufacturing they have to be transported.Photovoltaic panels only generate </2 volt per square inch in bright sunlight.They become less efficient when they get dirty.
Q:I would like to know if I had a mobile kitchen could I power it from solar panels mounted atop the vehicle (truck).(to power electric kitchen equipment, i.e. stove, deep fryer.), instead of propane…could I possibly connect the solar panels to a battery to save my generated electricity? If solar panels would not be enough power could a small windmill suffice…?
The best way to find out is to determine the wattage of each piece of equipment you want to use and how many hours you want to use those pieces of equipment. Finally, calculate the total number of Watt-Hours you need at minimum. Then you need to research solar panels or mobile wind mills (they need to be pretty huge to get a decent amount of energy I think, so solar power is probably the way to go). You will need to figure out the efficiency of the solar panels, the size of the array, how you will turn it or if you will turn it at all (to face the sun to get the maximum energy input, or maybe to use mirrors so you don't have to turn it. Once you find a good configuration for your mobile kitchen, you need to calculate if the Watt-Hours you will generate on an average day (with average weather) is enough to power the equipment whose energy requirements you previously calculated. Then you have to keep in mind that some days will have no sun, and you may not be working on some days, but you can still capture sunlight. For each case, a large battery array will be required. If you had a guage on that array, you could also hook it up to the a small generator in case you need immediate power. It's an eco-friendly process, but the initial cost is high and it requires a lot of research and planning. This is why most people do not do it--not because they don't want free energy from the sun, but because it's not easy to start collecting that energy in an efficient way. Sorry I couldn't give you more specific numbers, but a solar panel sales agency should be able to estimate whether or not you could do it (they'd probably set it all up for you too). ^_^
Q:Can cold light make solar panels power
The drawback of solar thermal power generation is that the efficiency is low and the cost is high, At least 5 to 10 times more expensive than ordinary thermal power plants.
Q:How do solar panels affect the roof's structural integrity?
Solar panels do not typically affect the roof's structural integrity. Properly installed solar panels distribute the weight evenly across the roof and are designed to be lightweight. In fact, they can even offer some protection to the roof by shielding it from the elements. However, it is important to have a professional assess the roof's condition before installation to ensure it can support the added weight.
Q:Can solar panels be installed on factories or industrial buildings?
Yes, solar panels can be installed on factories or industrial buildings. In fact, many industrial companies are increasingly installing solar panels on their roofs or open spaces to generate clean and renewable energy. This helps to reduce their dependence on fossil fuels, lower their energy costs, and contribute to a more sustainable and environmentally-friendly operation.
Q:Can solar panels be used for powering electric fences?
Yes, solar panels can be used to power electric fences. Solar panels can generate electricity that can be stored in batteries and used to power electric fence systems, providing a reliable and eco-friendly source of energy for the fences.
Q:Is this true in a dc system? What if my battery current is negative?
I am not sure about your question ? If your Q is, what is the solar panels current output, it is 8.73A regardless of the load. If the Q is, How much extra current is available in this circuit, the answer is 3.58A ( 8.73 - 4.32-.83= 3.58)
Q:Can solar panels be used in areas with high levels of wind-blown debris?
Yes, solar panels can be used in areas with high levels of wind-blown debris. However, it is important to install the panels in a way that minimizes the impact of the debris. This can be achieved by using protective measures such as installing wind deflectors or choosing panels with stronger frames and tempered glass. Regular maintenance and cleaning may also be required to ensure optimal performance in such conditions.
Q:ASAP :) as much details as possible
it would to reduce reliance on other sources of energy as solar is harnessed. It creates jobs for engineers and technicians. It has high initial cots, but is cheaper and stable in the long-run. Thus cost of production fall, AS curve shift downwards. Unemployment rate would fall as jobs are created. C rise. I rise.
Q:How Much energy does Solar Panel Produce,and How long can Solar Panels go without maintenance.
Solar panels are available in a wide variety of power ratings.? Energy is the sum of power over time, so how much energy a panel produces depends on the intensity of the light hitting it and how long it's applied. I understand that current single-crystal silicon PV panels are warranted to produce ~85% of their rated output for 25 years.? Most will do better, and will produce useful output for perhaps 50 years or more.

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