• 300W Solar Panel A Grade Manufacturers in china System 1
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300W Solar Panel A Grade Manufacturers in china

300W Solar Panel A Grade Manufacturers in china

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
10000 watt
Supply Capability:
100000000 watt/month

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Item specifice

Material:
Polycrystalline Silicon
Max. Power(W):
250
Number of Cells(pieces):
60
Size:
1680*992*35

Description

High cell efficiency PV solar panel with quality silicon material for long term output stability and reliability.
Rigorous quality control to meet the highest international standards.
High transmittance, low iron tempered glass with enhanced stiffness and impact resistance.
Unique frame design with high mechanical strength for easy installation.
Advanced encapsulation material with multilayer sheet lamination to provide long-life and enhanced cell performance.
Outstanding electrical performance under high temperature and low irradiance conditions.
48 Back-Contact monocrystalline Si solar cells (approx. 18.35%).

  

 Our Advantages

Long Service Life
2.High Efficiency Solar Cells
3.Special Aluminum Frame Design
4.High Transmission, Low Iron Tempered Glass
5.Advanced Cell Encapsulation .


Solar System characteristic:
1. All Systems have LCD digital display which allows you to see the system working, (eg) Charge data, System voltage, Daily power consumption and temperature.
2. All type of BPS system both has AC and DC output.
3. All system have automatic switch , If mains power goes off the system will switch automatically over to battery power, When mains power resumes
 the system will switch back automatically. The batteries will resume recharging automatically.
4. All inverters are Pure Sine Wave inverters. This allows the use of Air Conditioners and refrigerators without any problem.
5. Each component has a single chip detector. Assembled by the IPM or IGBT of Mitsubishi
This protects the system from Overloads, Low Voltage and Under Voltage (alarm) Over Heating, Short circuit, Reverse Polarity.


Product details show

300W Solar Panel A Grade Manufacturers in china

300W Solar Panel A Grade Manufacturers in china

300W Solar Panel A Grade Manufacturers in china

300W Solar Panel A Grade Manufacturers in china

300W Solar Panel A Grade Manufacturers in china

300W Solar Panel A Grade Manufacturers in china

Our Service

 1.  We will reply with in 24 workingday hours.

 2. The size and voltage of solar panels can be customized by customers' requirements.

 3. Professional manufacturer. You are warmly welcomed to visit us!

 4. We have a professional engineers team, we can answer your questions about our products.

 5. Each step after many tests to ensure that the panel can work normally.

 6. We will be offer a good discount for big amount.

Q:hi,i have 4 solar panels. I can get 9V 400mA when i wired them parallel. The question is: how can i make a regulator circuit to store power into batteries.
wire them in series parallel to get 8 volts at 200 mA, and that should charge a 2 volt battery. You may want to put in a series diode to prevent the battery from discharging into the panel when the sun is out. At 200 mA, depending on the battery size, you may not need much control, as that low a current will not overcharge a large battery, like a small auto battery. In fact it will take a very long time to charge it. edit: But do i need to add a regulator? If by that you mean a voltage regulator, no, as a solar panel has a high output resistance, and that will limit the current into the battery. If you mean a charge controller, if the battery is small, you may need a charge contoller to avoid overcharging the battery. But that is not a voltage regulator. .
Q:How do solar panels affect the property's green certification?
Solar panels can have a positive impact on a property's green certification as they contribute to increased energy efficiency and the use of renewable energy sources. By reducing reliance on fossil fuels and decreasing carbon emissions, solar panels can help the property meet the criteria for green certification by demonstrating a commitment to sustainability and environmental responsibility.
Q:Can solar panels be used to power a hospital?
Yes, solar panels can be used to power a hospital. Solar panels convert sunlight into electricity, which can be used to meet the energy needs of various facilities, including hospitals. By installing a solar power system, a hospital can generate clean and renewable energy, reducing its reliance on traditional grid power and potentially saving costs in the long run. However, the feasibility of using solar panels to power a hospital depends on factors such as the hospital's energy requirements, available space for solar panel installation, and the local climate conditions. Additionally, backup power solutions may be necessary to ensure uninterrupted electricity supply during periods of low sunlight or system maintenance.
Q:I want to use this solar panel to hook up AC adapters. IM not sure what to do and how to use the solar panel. I want to be able to use a batter charger, a radio, and charge a GPS if needed. - Thanks, Zoo
I okorder okorder /... well, I can't find what I have anymore - but anything that will attach to a car charger will attch to it. Now, a radio - if it charges now, you're good - but if it doesn't already charge ---- well, you could charge rechargable batteries with it, I guess.
Q:Can solar panels be used to heat water?
Yes, solar panels can be used to heat water. Solar thermal systems, also known as solar water heaters, use sunlight to heat water and are more efficient at heating water compared to using solar panels for electricity generation. These systems capture the sun's energy and transfer it to a fluid, which then heats the water for various applications such as domestic use, swimming pools, and commercial purposes.
Q:Can solar panels be installed on agricultural or farming operations?
Yes, solar panels can be installed on agricultural or farming operations. In fact, many farmers and agricultural businesses are increasingly adopting solar energy as a sustainable and cost-effective solution to power their operations. Solar panels can be mounted on rooftops, open land, or even on barns and sheds, providing clean and renewable energy to offset electricity costs and reduce carbon emissions. Additionally, solar panels can help farmers take advantage of unused or underutilized land, providing dual benefits of energy generation and agricultural productivity.
Q:Can solar panels be installed on historical landmarks or monuments?
Yes, solar panels can be installed on historical landmarks or monuments. However, it requires careful planning and consideration to ensure that the installation does not compromise the integrity or aesthetics of the site.
Q:Can solar panels be installed on assisted living facilities?
Yes, solar panels can be installed on assisted living facilities. In fact, installing solar panels on these buildings can be highly beneficial as it can help reduce energy costs, promote sustainability, and contribute to a greener environment. Additionally, solar panels can provide a reliable source of renewable energy, helping to ensure a more reliable power supply for the facility and its residents.
Q:I was just wondering what the minimum and maximm charging voltage and ampere is for li ion batteries. If i connect a solar panel, which only gets enough sunshine to generate voltage, will that still charge the battery, or would i have to series connect solar panels until they together reach 3,7volt?
One lithium cell requires 4.2V to obtain its full charge, Never exceed 4.2V ! Output from solar panel if below 3.7V , nothing charge to lithium. Total charging time until the cell is full depending on the AH rate of cell and the charging current that solar panel can be provided. Suppose cell is rate 5AH, and the charging current from solar panel under full sun shine can maintain 0.5A ( use solar panel short circuit current rate from its specification as a reference ) , hence, 0 hours is enough. And be sure the solar panel can maintain 4.2V output at 0.5A . Remember, over charge lithium cell one time might reduce its life into half . Therefore, let the solar panel output passing through a precision regulator to maintain output is 4.2V is the best way, because, as cell reaches 4.2V , no more charging current is forced into cell ( automatic stop charging ). If you do not have the knowledge to make this simple variable voltage regulator with LM37K ( if you choose this way, buy solar panel output has at least 2V) , you may choose to do it manually by install a current meter and a variable resistor in series between the panel output to cell. By adjust the value of resistor, charging current can be controlled ( if you choose this way, buy solar panel output has as less as 6V ). Count the charging time with a clock and adjust the charging current from time to time to maintain 0.5A .
Q:Can solar panels be used in areas with high humidity?
Yes, solar panels can be used in areas with high humidity. While high humidity may affect the efficiency of solar panels to some extent, they can still generate electricity. The performance of solar panels in humid environments can be optimized by using materials that are resistant to moisture and by ensuring proper installation and maintenance.

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