• 20W Poly NEC Solar Panels - Small Solar Panel Manufacturer in China CNBM System 1
  • 20W Poly NEC Solar Panels - Small Solar Panel Manufacturer in China CNBM System 2
20W Poly NEC Solar Panels - Small Solar Panel Manufacturer in China CNBM

20W Poly NEC Solar Panels - Small Solar Panel Manufacturer in China CNBM

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Loading Port:
Qingdao
Payment Terms:
TT OR LC
Min Order Qty:
10 set
Supply Capability:
300000 set/month

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Polycrystalline Solar Modules

CNBM offers a range of small, medium and large polycrystalline solar modules, designed for a range of requirements.

 

 

 

20W Poly solar Panel Small Solar Panel Manufacturer in China CNBM

20W Poly solar Panel Small Solar Panel Manufacturer in China CNBM

 

 

Specifications:

Tolerance

+/-3%

Cell

Polycrystalline silicon solar cells (156 x 156mm)

N0. of Cells

60 (10 x 6)

Dimension of Modules (mm)

1650 x 990 x 40

Weight (kg)

25.5

Limits:

Operating Temperature

-40~+85?

Storage Temperature

-40~+85?

Maximum System Voltage

1000 VDC max.

Hail Impact

Diameter of 28mm with impact speed 
of 86km/h

Temperature and Coefficients:

NOCT

48C+/-2?

Voltage temperature coefficient (%/K)

-0.35

Current temperature coefficient (%/K)

0.05

Power temperature coefficient (%/K)

-0.45

Characteristics:

Model:

SGM-200P

SGM-210P

SGM-220P

Max-power voltage Vmp (V)

29.2

29.4

29.41

Max-power current Imp (A)

6.85

7.14

7.48

Open-circuit voltage Voc (V)

36.5

36.69

36.9

Short-Circuit Current Isc (A)

7.28

7.6

7.93

Max-power Pm(W)

200

210

220

 

Model:

SGM-230P

Max-power voltage Vmp (V)

29.8

Max-power current Imp (A)

7.72

Open-circuit voltage Voc (V)

37.31

Short-Circuit Current Isc (A)

8.19

Max-power Pm(W)

230

STC: Irradiance 1000W/m2, module temperature 25?, AM-=1.5

Poly Crystalline Solar Panels Specifications Range

Maximum Power (Pm)

Dimension

Weight

Operating Voltage (Vmp)

Operating Current (Imp)

Open Circuit Voltage (Voc)

Short Circuit Current (Isc)

0.45W

140x80x10mm

0.08kg

3.3V

150mA

4.6V

160mA

1.0W

162x140x10mm

0.16kg

7.5V

150mA

10.3V

160mA

4.5W

269x251x23mm

0.8kg

16.5V

0.27A

20.5V

0.3A

10W

420.1×268.9×22.6mm

1.92kg

17.5V

0.58A

20.5V

0.6A

20W

425x502x50mm

3.0kg

16.8V

1.19A

21.0V

1.29A

30W

593x502x22.6mm

3.9kg

16.8V

1.78A

21.0V

1.94A

40W

655x537x50mm

5.75kg

17.3V

2.31A

22.1V

2.54A

50W

839x537x50mm

6.0kg

17.5V

2.9A

21.8V

3.17A

65W

1111x502x50mm

7.2kg

17.6V

3.69A

22.1V

3.99A

80W

1204x537x50mm

7.7kg

17.6V

4.55A

22.1V

4.8A

 

Q:Is there a small solar panel system that I can put in my bedroom window and charge my phone and run an alarm clock off of? Or one I can run a microwave off of?
tell me at roughly $500 each, just how many panels would you like to buy? ;-)
Q:Can solar panels be damaged by hail or other weather conditions?
Yes, solar panels can be damaged by hail or other severe weather conditions. Hailstones can cause cracks or dents on the surface of the panels, which can affect their efficiency or even render them inoperable. Other extreme weather conditions like high winds, heavy snow, or lightning strikes can also potentially cause damage to solar panels. However, it is important to note that modern solar panels are designed to withstand a certain level of weather-related stresses and are often tested for durability.
Q:Can solar panels be installed in areas with high levels of saltwater exposure?
Yes, solar panels can be installed in areas with high levels of saltwater exposure. However, it is important to choose solar panels that are specifically designed to withstand such conditions. These panels are typically made with corrosion-resistant materials and undergo rigorous testing to ensure durability in marine environments. Regular maintenance and cleaning may also be required to prevent salt buildup and optimize performance.
Q:How do solar panels affect the property taxes?
Solar panels can potentially affect property taxes, but the impact varies depending on the jurisdiction. In some areas, installing solar panels may increase the assessed value of a property, leading to higher property taxes. However, many states and municipalities offer tax incentives and exemptions that can offset any potential increase. It is advisable to consult with local tax authorities or a tax professional to understand the specific implications for a particular property.
Q:Can solar panels be installed in extreme temperatures?
Yes, solar panels can be installed in extreme temperatures. However, extreme heat or cold can affect their efficiency and performance. It is important to consider the temperature range and potential impacts on the solar panels when planning and installing them in extreme climate conditions.
Q:I been considering to get a solar panel system but I don't know if I'm going cut my electric bill every month , It's a lot of money to spend and I'm not really sure
There is this really cool book that i just bought and im actually starting to make a couple of things you go on this website and follow the link you wont regret it, i promise i'm saving literally hundreds
Q:I need to write a pressuasive essay on why we should use solar panels more than we do. and convince people that their good and stuff.. if u guys could give me some good key reasons why..that would be great.
Right now, the U.S. government and some state governments (like California) are offering subsidies on solar panels for businesses and houses. With these subsidies, anyone infesting in solar power today will have their investment returned in less than 0 years. This means that with these subsidies, solar panels are basically paying for themselves; they're free. In addition, excess power generated on solar panels can be added to the local power grid and, if you're lucky and can set it up with your local power distributor, the power company will pay you for the power you generate. This are just financial reasons. Their is also the reduction of power generated by fossil fuels when using solar power which mitigates climate change.
Q:Can solar panels be installed on flat roofs?
Yes, solar panels can be installed on flat roofs. In fact, flat roofs are often considered ideal for solar panel installations due to their easy accessibility and the ability to optimize panel positioning. However, it is important to conduct a structural analysis and ensure proper waterproofing measures are taken during the installation process.
Q:How much electricity can a solar panel generate?
The amount of electricity a solar panel can generate depends on factors such as its size, efficiency, location, and weather conditions. On average, a standard residential solar panel can generate around 250 to 400 watts per hour under optimal conditions. However, it is important to note that solar panels are typically installed in arrays, so the total electricity generation can be scaled up by adding more panels.
Q:Can solar panels be used in areas with high snowfall?
Yes, solar panels can be used in areas with high snowfall. However, it is important to consider the design and installation of the panels to ensure they can withstand heavy snow loads and are positioned at an optimal angle to maximize snow shedding. Additionally, regular maintenance, such as removing snow accumulation, may be necessary to maintain their efficiency during winter months.

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