CE and TUV Approved 250W Poly Solar Panel

Ref Price:
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
10000 watt
Supply Capability:
20000000 watt/month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Item specifice:

Material: Polycrystalline Silicon Max. Power(W): 250 Number of Cells(pieces): 60
Size: 1640x 992 x 40 mm

Product Description:

1. The Introduction of Solar Module

Solar modules use light energy from the sun to generate electricity through the photovoltaic effect. The majority of modules use wafer-based crystalline silicon cells or thin-film cells based on cadmium telluride or silicon. The structural (load carrying) member of a module can either be the top layer or the back layer. Cells must also be protected from mechanical damage and moisture. Most solar modules are rigid, but semi-flexible ones are available, based on thin-film cells.

2.Technical Parameter

Type

CNBM Solar Polycrystalline Series

Materials

Silicon

Guarantee

12 yrs free from defects in   materials and workmanship

No less than 90% within   10yrs and no less than 80% within 25yrs

TUV(IEC61215&IEC61730),   CE, UL

Application

 Photovoltaic/ solar/ green energy/ energy saving

Descriptions

1.High   efficiency crystalline silicon solar cell. Even if under the weak light, the   solar module can produce maximum power output.

2.Tempered glass   (toughened glass): Anti-reflecting coating and high transmission rate glass   increase the power output and mechanical strength of solar module.

3. EVA and TPT:   Using high quality EVA and TPT to prevent destroying and water.

4. AI frame:   Without screw, rner connection. 6 holes on the frame can be installed easily.

5. Junction box:   Multi function junction box with water proof.

6. Long   lifetime: ≥25 years; Less power decrease.

7. Good   performance of preventing from atrocious weather such as wind and hails.

8. Resisting   moisture and etching effectively, not effected by geology.

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

 

Packaging Details:

26pcs/pallet, 28pallets/ 40HQ 

Our solar panels are packed in cartons, and then pallet. 

Shipping by sea or by air are both ok, it up to customer’s chose.

We’d like to inquiry the freight cost for customer after be informed exact quantity and destination address.

3. Application and Pictures of Products

CE and TUV Approved 250W Poly Solar Panel

CE and TUV Approved 250W Poly Solar Panel

CE and TUV Approved 250W Poly Solar Panel

4. How to Work

CE and TUV Approved 250W Poly Solar Panel

5. Packing Details

CE and TUV Approved 250W Poly Solar Panel

6. FAQ

Q1: What is the business type for the company?

A1: We are one of the biggest manufacturers in zhejiang.Chnia. Which is a high tech PV enterprise dedicated to the research, development, production and sales.. 

Q2: How long solar panel warranty can you offer?

A2: 10-Year product warranty,25-year linear power output warranty

If there is any quality problem, we will pay for freight and send free parts to you.

Q3: How many certificates do you have?

A3: We have 16 certificates,such as CE, TUV, UL, and so on.

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:is it feasible to create a solar panel that could harness more of the suns energy than what they can now?
Of course,in fact I read somewhere that they are studying butterfly scales or something because they are better than man-made solar cells.Whether or not this book was lying I don't know.
Q:How to connect 2 power supplies together? (Solar panels)?
You have to look at the power output of the cell. The first consideration has to do with voltage. A single cell with no load might output one volt or less. Wiring cells in series would double that output, at least in theory. (Internal resistance will lower the actual voltage.) You've wired the cells in parallel, however. Try unsoldering one electrode and then measure voltage output of each cell. There is still the issue of current output. I don't know if there will be enough with your setup. How many cells are there and what kind of batteries were they charging?
Q:how the power output of solar panels fitted to a house can charge?
Solar panels do NOT get charged, so the question is junk, or you misstated it. Solar panels are used to charge a battery bank, which stores energy for times when there is no sun. Then energy from the batteries is used, via an inverter, to power appliances in the house. OR do you mean how the power output of solar panels can CHANGE? In that case, they change when the sun moves, such as behind a cloud, or just changes angle in the sky, or goes out.
Q:How much was the price of solar panels 5 years ago compared to now?
For just 5 years ago, certainly not! Perhaps you are thinking of 50 years ago, the kind that was put on the early communication satellites? 5 years ago, there was a glut of polysilicon, so modules were actually a little cheaper than today. Solar cell makers were basically using the scraps thrown away by chipmakers. But today, more silicon goes into making solar cells than computer chips, so that bonanza is gone. We will see prices going lower this year, possibly 20% from last year, because of improvements in technology, but also an increase in polysilicon supply, and a slowdown in demand due to worldwide recession. Later this year is a good time to buy panels, if you have the cash. The industry site below tracks module prices. They used to have more data, but I guess the old data rolls off the screen with time. If you want to see the details, they'll charge you for the report.
Q:Can solar panels work in the shade?
They will work somewhat in the shade but they really work best in direct sunlight. I have solar panels on my home and just a cloud passing over will cause the output to drop quite a bit.
Q:Need isntructions for solar panel diy?
This is my system: Solar Panelcharge controllerBatteryInverterLights. Keep positive to positive, negative to negative. The solar panel has a cable that has a polarised two pin disconnect (more or less takes care of itself), as does the harness that connects to the battery, a couple of extension cords, and the charge controller itself. The harness in its current install is fixed to the inverter DC in studs, which has a cable that is fixed to the battery. The harness also had a fuse holder and 0A fuse. Except the battery, panel, and lights themselves, all the works are in a mostly sealed box with only panel, battery, and AC cables leaving. The mains voltage lights (about 3x23W CFL) are connected to a power inlet, which is linked to the inverter power outlet with a short cord. The lights are controlled by turning the inverter on or off with its control switch. The inverter is a 400W cheapo, battery 36Ah AGM, panel 20W, controller basic 7A.
Q:Why are solar panels grid-like?
Yeah, but if something happened to it you would have to replace the whole thing. This way you only need to replace a small bit of it if there's a problem. Plus, they're easier to transport.
Q:have you ever installed solar panels for your home?
I did. image voltaic capability components approximately seventy 5% of my electricity and decreased my electric powered invoice from approximately $a hundred and twenty/month to basically $35/month. I won a rebate from my state and a few tax deductions so my internet out-of-pocket value became approximately $6000. I stored a team of money via doing lots of the installation myself. As of right this moment my gadget has generated sixteen.5 megawatt hours of electricity simply by fact it became put in. the internet web page the place i offered the gadget is indexed decrease than and likewise an particularly stable mag on residential image voltaic capability is indexed decrease than. the two websites have very stable tutorials for human beings questioning approximately image voltaic. additionally based upon the place you reside wind capability could be an particularly stable option for you. in case you have a stable wind source it is going to be a greater value-effective thank you to generate capability.
Q:Computation of Solar panel requirement?
The power output of a solar panel uses a formula to determine kilowatts produced per hour per square meter per day. This calculation is important because, if you plan to install a solar power system for your home, you will want to know how many solar panels will be needed. To calculate solar power requirements correctly, you need to gather the data that is needed for the calculation. First you have to find the average amount of solar radiation available for your area. You can use a solar radiation chart. This can range from a 4 to a 7 depending on the area you live in. Write the number down on a piece of paper and indicate it with the letters RA. Next is determine the amount of electricity that you use daily. Add the kilowatt-hours used per month from your utility bill. Multiply this number by ,000 to get the watt hours in a month. Divide the total by 30 for the amount of electricity you use daily. Write this number down and indicate it with the letters DE. Determine the percentage of your home that you want to power with the solar power system. Write this number down and indicate it with the letter P. Determine the system inefficiency factor for the solar power system. You should be able to find this on the brochure for the system or from the manufacturer's web site. Write this number down and indicate it by the letter I. Determine the power or yield that is required for your home. Use the equation P = I x (DE x P) / RA to find the power requirements in kWh. Divide the number from Step 5 by the peak wattage for a single solar panel to determine the number of panels you will need for your home. Goodluck! :)
Q:2 Questions on Solar Panels?
Solar panels come in many kinds, using a variety of technologies and sizes, but the most common is still the crystalline silicon type. The power produced is variable, but the better ones you can buy approach 20% efficiency, and the peak energy from the sun is 200W/m^2 (Watts per square meter). This only occurs when the panel is lined up with the sun on a clear day with the sun high in the sky. The efficiency is also affected by how the electrical energy is taken from the panel, and the temperature of the panel. In the full sun the temperature approaches 60C, so the voltage drops. The links below provide a lot of information about such matters. A BP panel 50mm x 674mm gives a peak power of 20W. This is .07 square meters. As you can see this is very close to 20%. (The third link). However this is less in practice because the sun may not be full sun and may not be perpendicular to the panel. The output drops as the cosine of the angle to the sun, more or less. Even with peak sun this would produce only about 00W charging a 2V battery directly, unless an electronic Maximum Power Point Tracking (MPPT) charge control is used.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range