Polycrystalline Solar Panel

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Loading Port:
Shanghai
Payment Terms:
TT or LC
Min Order Qty:
40 watt
Supply Capability:
200000 watt/month

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Details Of Polycrystalline Solar Panel (25W—310W)

CNBM Solar photovoltaic (PV)module 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.

 

Main Features of Polycrystalline Solar Panel (25W—310W)

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.

 

Temperature Coefficient of Polycrystalline Solar Panel (25W—310W)

NOCT

47℃±2℃

Temperature Coefficients of Isc (%/℃)

0.064

Temperature Coefficients of Voc (%/℃)

-0.33

Temperature Coefficients of Pmp (%/℃)

-0.45

 

Operating Temperature

–40 °C to +85°C

Storage Temperature

–40 °C to +85°C

Max System Voltage

700V

 

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

ISO, TUV, CE

 

Standard Test Conditions of Polycrystalline Solar Panel (25W—310W)

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 Polycrystalline Solar Panel (25W—310W)

• CNBM Solar performance guarantees for 25 years

• 12 years guarantee for workmanship for multicrystalline silicon Solar Panel

• Timeliness of delivery

 

Images of Polycrystalline Solar Panel (25W—310W)

Polycrystalline Solar Panel

 

Polycrystalline Solar Panel

 

Our Services

1. OEM service is welcome.

2. We will provide all the details to you during the mass production.

3. Customize your mould according to your need.

4. Your requirements and complaints are highly respected.

5. Necessary test and certification can be obtained as your request.

 

FAQ about Polycrystalline Solar Panel (25W—310W)

1. Q: How do I pay for my purchase order?

     A: T/T, L/C at sight

2. Q: How can I get sample and how long will it takes?

     A: Sample fee will doutbed, but we will return the extra money after you place an order to us, It usually takes 1-3days to produce a sample.

3.  Q: What's the MOQ?

     A: Depend customer's demand.

4. Q: What's the time delivery?

    A: It will take about 5-10 days to finish an order. But the exact time is according to actual situation.

5. Q: Can I have my own customized product?

    A: Yes, your customized requirements for color, logo, design, package,shipping marks etc are available.

6. Q: Do you have quality control?

     A: Yes, we take great control of the quality.

7.  Q:How about the quality?

     A: 25 Years.

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Q:_How many solar panels needed to light up a whole house?
It's not really the solar panels that power the house, they charge a battery bank and there's an inverter that jumps the battery power up to household current level. If you start getting into more expensive systems, they can sense when the batteries are full and start diverting power into the local electric grid. Some places the electric company is required to pay you for generating current, other places tell you tough luck. I suggest looking on OKorder or something at some of the home solar kits on sale there and look at how large a house they are rated for to get an idea of how big a system you're going to need. I don't know if you have access to the power bill history of the house you're getting in Dubai, but the power company there might be able to provide you with a history of average kW hours the house consumes. A 2400 sqft house with a gas stove and a gas water heater and wood heat is going to consume far less electricity than a house with all electric appliances and the consumption history of an individual house should reflect that so you can buy appropriately.
Q:energy and solar panels?
It depends on the size of the solar panels and the intensity of the solar-light. So, there's difference in every place. It's impossible to answer unless there's detail of panel size, panel quantities, average rainfall, average solar days, etc.
Q:What is the difference between monocrystalline & polycrystalline solar panels?
In regards to my research about these two types of Solar Panels, I suggest that the Monocrystalline Solar Panel would be great! It is affordable and also more convenient to install. Using a 400W Panel means fewer panels and less installation time, in addition to fewer connections and transmission losses which results in big savings and a faster return on your investment.The Topsun Solar Panels boasts efficiency of up to 6.77% and use cutting edge technology for the best heat dissipation in the industry.
Q:Where is the best place to get an education/experience and job in the installation of solar panels? ?
With okorder.com for a review of a bunch of these. If you could produce and install these, at a much lower cost, it would be a viable business opportunity. You could be helping satisfied customers who wouldn't otherwise be able to afford it and you would be working in your choice of careers. It wouldn't cost much to produce these and you could require a large percentage upfront. Anyway, another avenue to explore. Good luck!
Q:solar panel inverters?
Where is this located? Very few countries use 220 60Hz. Find an inverter that is dual voltage like the reference. Usually the frequency switch is separate from the voltage switch. .
Q:What do you know about solar panels?
Solar power is produced by collecting sunlight and converting it into electricity. This is done by using solar panels, which are large flat panels made up of many individual solar cells. Using solar panels is a great way to generate clean and renewable electricity to power equipment or even the average home
Q:Solar panel question..?
Little solar panels on lights are very low power. The battery in one such may be 0.5 Amp-hours and .2 V ; it may be different but it should be marked on the panel/battery/manual. An outlet in your house is designed to run on 20 V (typically in N. Am.) and they run on alternating current (AC) whereas the panel generates direct current (DC). (If you don't know the difference, do not worry to much but just understand that they are not directly compatible.) You therefore need an inverter to change DC to AC (and lose some although inverters are now very efficient). But the amount of power generated by those panels is still very small. That is why solar lights are low power (just a few watts in most cases). To make things even more irritating, phone chargers do not work off 20 V AC as you are charging the battery and need a low voltage DC -- which is what the solar panel is giving you. It is almost certain that the voltage from the panel will be less than the voltage required for the phone. The charger is mostly cable but there is a black box incorporated and it should say what the voltage and current output are (the input will be 20V). So you should be able to overcome this not by hooking up the panel to a 20V outlet and then plugging the charger in but by hooking up the panel to the phone directly if you can get enough voltage out of the solar panel (or hook up several) and if you fashion a connection device. They already make them -- solar battery chargers and I am sure you can enter that into a search engine and find loads. Typically the panel alone is much more than a solar light -- which shows the relative power requirements.
Q:solar panel battery size?
A lot will depend on the Sun light available at location where you plan to install this. The electricity the panel generates is at times 0-20% only of what it is rated. Start small and do some initial readings on the generation and then scale up.
Q:Why do glass covers improve the efficiency of solar panels?
Clear glass will allow most of the electromagnetic energy of sunlight into the air-tight volume of the solar panel. The light strikes the black coated metal tubes and the black coated backing, and is absorbed as heat. Part of this heat will radiate as infrared radiation, and much of this will leave through the glass. But a great deal of it will initially remain in the metal as heat. This heat will be partially transferred to the surrounding air, but because the glass stops the mixing of this air with the rest of the atmosphere, this heat will stay mostly contained within the solar panel. If the glass were not there, there would be a huge loss of heat into the surrounding air.
Q:where to buy solar panels?
theres a sparkling technology of solor voltaic cellular popping out in 2009 which will diliver 40% greater potential than the regular living house use cellular panels, they'd cost as much as they do on the instant purchase at 40% greater its properly actual worth the wait, plus the advancements being made in case you do diside to make investments they are going to be obsolite in 5-0 years yet by potential of then the device could have paid for them selves, which in time they do. and in case you get a slow wind, like we do right here in northen indiana, get a wind turbine rated at 7k in line with day
We mainly do OEM business CNBM etc., also in Shandong, Xinjiang, Sichuan, and the Middle East to provide products and services, the company has complied with the ISO9001 quality management system and ISO14001 and TUV, CE certified production quality requirements.

1. Manufacturer Overview

Location Nan tong,China
Year Established 2008
Annual Output Value Below US$1 Million
Main Markets Aisa,Afica
Company Certifications TUV、CE

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port SHANGHAI
Export Percentage 1% - 10%
No.of Employees in Trade Department 100
Language Spoken: CHINESE ENGLISH
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range 4.2-5.4RMB/w