250W Monocrystalline PV Solar Panel in China

Ref Price:
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
1000 watt
Supply Capability:
20000 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: Monocrystalline Silicon Max. Power(W): 250 Number of Cells(pieces): 56
Size: 1560*990*40mm alluminum allyoed frame: mono pv cell EVA: Iron tempered glass

Product Description:

 

Quick Details

Place of Origin:

Hebei,China (Mainland)

Brand Name:

CNBM Solar

Model Number:

60cells 156mm poly

Specification:

Normal

Application:

Commercial

Output Voltage (V):

30V

Load Power (W):

250W

Solar Power (W):

250W

Work Time (h):

8 hours

Crystalline:

mono solar panel

Packaging & Delivery

Packaging Details:carton box and pallets
Delivery Detail:3 working days

Specifications

25 years warranty
Class-A Grade quality
EL test of each panel
Produced under automatic machines which bought from Germany

250W  Monocrystalline PV Solar Panel in China

 

250W  Monocrystalline PV Solar Panel in China

250W  Monocrystalline PV Solar Panel in China

250W  Monocrystalline PV Solar Panel in China

 

 

 

 

Advantages

We enjoy exclusive channel to get stock solar panels at more competitive price from Trina,Hanwha,Yingli,LDK,Suntech etc.

These panels are from tier 1 solar panel manufacturers,such as Trina,Hanwha,Yingli,LDK.They are assembled with all grade A materials,only problem is that they has slight appearance defect,but due to their strict quality control,even the negligible defect will lower its grade.so they put these panels into stock.

 

Quality

These panels adopt all grade A materials,such as solar cell,EVA, back sheet, junction box, glass,frame,connector etc.

They have same electrical performance with grade A solar panels,only difference is the negligible superficial defect.

 

Electrical Character

 

Solar cells :

Poly-Crysalline 156×156mm

60pcs.(6×10) ---3 bus bars

Max-power

245Wp

250Wp

255Wp

260Wp

265Wp

270Wp

Power Tollerance

0 to +6W

Voltage at Pmax (Vmp)

30.7V

30.9V

31.1V

31.3V

31.5V

31.7V

Current at Pmax(Imp)

7.98A

8.09A

8.17A

8.20A

8.31A

8.41A

Open-Circuit Voltage(Voc)

37.5V

37.7V

37.9V

38.2V

38.4V

38.7V

Short-Circuit Current(Isc)

8.58A

8.76A

8.87A

8.97A

8.99A

9.10A

Maximum system voltage(VDC)

1000(IEC), 600(UL)

Cell Efficiency

17.0%

17.3%

17.6%

17.6%

18.0%

18.3%

Moudule Efficiency

15.00%

15.40%

15.70%

16.00%

16.30%

16.60%

No. of Bypass Diodes (pcs.)

3

Max. Seriex Fues(A)

12A

Temperature coefficients of Pmax

-0.45%/ 

Temperature coefficients of Voc

-0.34%/ 

Temperature coefficients of Isc

0.05%/ 

Nominal Operating Cell Temperature

45±2

*STC Conditions (1000W/m*m ; 1.5 AM and 25 Cell temperature)

Mechanical Characteristics

Cable type,Cross-sectional area and Length

Φ=4m*m,L=1000±5mm

Type of Connector

Compatible type MC4

Dimension A×B×C

1640×992×50mm (64.57×39.06×1.77 inch)

Weight

19.6kg(43.1lb)

No.of Draining Holes In Frame

16

Construction

Glass :High Transmission ,Low Iron,Tempered 

Glass 3.2mm

Encapsulation : EVA

Back side : White

Junction Box ( protection degree )

IP 67

Frame 

Clear anodizod aluminum alloy type 6063T6 frame

Qualification Test Parameters

Dielectric Insulation Voltage 

6000V DC max

Operating Temperature 

-40to +85

Max load

5400 Pa

Hallstone Impact

25mm(1inch)at23mm/s(52mph)

Tire safety class

Class C

Packaging Configuration

Packaging Configuration

20pcs./box and 2pcs./box

Quantity of Big Box/Pallet

1 box/ pallet          1 boxes/pallet

Quantity of Small Box/Pallet

9 boxes/pallet

Loading Capacity

616pcs ./40'HQ  240pcs./20'GP

   

Our Service

Pre sale:

1.Our sales representative and engineer work together to answer your questions and offer solution for free

2.We choose the best product for you to make sure it worth its real value

3.We design the best solution with good perfomance for you,manwhile save every cent of your money.

After sale:

We provide 10 years Warranty for the product, 12 years warranty for 90% power production ,25 years warranty for 80% power production.

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:What is the principle of solar panels work?
optical - electrical direct conversion method is the use of photoelectric effect, the solar radiation can be directly converted into electrical energy, optical - electrical conversion of the basic device is the solar cell. The solar cell is a device that converts solar energy directly into electrical energy due to the photovoltaic effect. It is a semiconductor photodiode. When the sun shines on the photodiode, the photodiode turns the solar energy into electricity. Current. When many batteries in series or in parallel can become a relatively large output power of the solar cell array
Q:Can cold light make solar panels power
permanent, clean and flexible three major advantages of solar cells long life, as long as the sun exists, solar cells can be an investment and long-term use; compared with thermal power, Solar cells do not cause environmental pollution
Q:Single crystal solar panels and polycrystalline solar panels
Monocrystalline silicon cells in the laboratory to achieve the conversion efficiency of 24.7%. Ordinary commercial conversion efficiency of 10% -18%. Monocrystalline silicon solar cells because of the production process problems, generally its semi-silicon ingots for the cylindrical into, and then through the slice -> cleaning -> diffusion knot -> remove the dice -> the production of electrodes -> corrosion around -> Reflective film and other workers made of finished products. General monocrystalline silicon solar cells four corners for the fillet. Monocrystalline silicon solar cell thickness is generally 200uM-350uM thick, and now the production trend is to ultra-thin and efficient direction
Q:What is the main material for making solar panels?
You can also according to their own needs, according to the power to buy a good package of solar photovoltaic products.
Q:What is the difference between solar panels and light panels?
The highest conversion efficiency in the laboratory is 24.7%, and the efficiency of the scale is 16%. Polysilicon conversion rate of 14% -15%. Amorphous silicon conversion rate of 12%. Silicon film conversion rate of 9%. Silicon solar cell is the main raw material of silicon, silicon is an extremely rich element of the earth, almost everywhere there are silicon, can be said to be inexhaustible, with silicon to create solar cells, raw materials can be described as no shortage.
Q:Polycrystalline solar panels are good or single crystal solar energy is good
Pre-monocrystalline silicon solar cell photoelectric conversion efficiency of about 15%, the highest reached 24%, which is all types of solar cells in the photoelectric conversion efficiency of the highest, but the production cost is so large that it can not be a large number of extensive And commonly used.
Q:What is the principle and structure of solar panels?
solar panels: solar panels is the core of solar power generation system, solar power system is the highest value of the part. Its role is to convert the sun's radiation capacity into electricity, or sent to the battery to store, or to promote the load work.
Q:Why can not the solar panel load directly?
Solar panels (also known as solar modules) are the core of solar power systems and the most important part of solar power systems.
Q:Composition and function of solar panels
Used to bond fixed tempered glass and power generation (battery), transparent EVA material directly affect the quality of the component life, exposure to the air in the EVA easily aging yellow, thus affecting the component's light transmittance, thus affecting the components
Q:What is the principle of solar panels to convert solar energy into electricity?
optical cable communication pump Station power, seawater desalination system, urban road signs, highway signs, etc. Europe and the United States and other advanced countries will be integrated into the photovoltaic power generation system and remote areas of natural village power supply system into the development of the combination of solar cells and building systems have been formed industry Trends

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