• 300w Monocrystalline First Solar Solar Panels for Sale System 1
  • 300w Monocrystalline First Solar Solar Panels for Sale System 2
  • 300w Monocrystalline First Solar Solar Panels for Sale System 3
300w Monocrystalline First Solar Solar Panels for Sale

300w Monocrystalline First Solar Solar Panels for Sale

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
10000 watt
Supply Capability:
1000000 watt/month

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Specification

Material:
Monocrystalline Silicon
Max. Power(W):
300
Number of Cells(pieces):
72

Product Description


300W Monocrystalline Solar Panel for SaleElectrical Characteristics

Optimum Operating Voltage (Vmp) 37V
Optimum Operating Current (Imp)8A
Open Circuit Voltage (Voc) 44.6V
Short Circuit Current (Isc) 8.5A
Module Efficiency >=17.6%
Operating Module Temperature -40 ºC ~+85 ºC
Maximum System Voltage1000V
Power Tolerance 0/+5  W+/-3%

  
Mechanical Characteristics

Solar Cell Mono
No. of Cells36(4*9)
Dimensions 1950*992*45mm
Weight23kgs
Front Glass 3.2mm high transmission, Low Iron, Tempered Glass
Frame Anodized aluminium alloy
Junction Box4mm2, length 1000MM,TUV


Temperature Characteristics

Temperature Coefficient of Pmax-0.47/ °C 
Temperature Coefficient of Voc -0.38/ °C 
Temperature Coefficient of Isc+ 0.1/ °C 


Warranty

12-year product warranty
25-year linear performance


Packaging
2pcs/carton, 180pcs/20GP or custom

Features:

1. This monocrystalline solar cell has a high performance efficiency up to 17.6%.
2. Long Service Life can reach more than 25 years under maintenance according to stipulation.
3. Reliable quality leads to a better sustainability even in harsh environment like desert,farm and coastline 
4. High Transmission, Low Iron Tempered Glass adopted.
5. Advanced Cell Encapsulation.
6. Yunkai modules are proven for the reliability and superior field performance due to high-standard raw materials used, stringent quality control process and advanced manufacturing technologies.

Application:

1. Solar power station, field operation some huge engineer construction;
2. Living house and home building;
3. Office building, factory and warehouse;
4. other industrial and commercial applications.


Q:Can I install my 2v solar panel straight to battery to charge the battery on my 989 ford ranger?
No, there is no way that you can install solar panel in your truck battery. For your information, solar panel works only if it is stable mode and consuming solar energy. So, think about it, does your moving truck can give what a solar panel need to run it.
Q:Can solar panels be installed on a car or electric vehicle?
Yes, solar panels can be installed on a car or electric vehicle. These panels can generate electricity by harnessing sunlight and can be used to power certain components of the vehicle, such as the battery or air conditioning, reducing reliance on the main power source. However, due to limited surface area on cars, the amount of power generated may be relatively small compared to the vehicle's overall energy needs.
Q:Can solar panels be used to power a restaurant?
Yes, solar panels can be used to power a restaurant. Solar panels generate electricity by capturing sunlight and converting it into usable energy. This energy can be used to power various appliances, lighting, heating, and cooling systems in a restaurant. By installing solar panels, restaurants can reduce their reliance on traditional energy sources and lower their electricity bills while also contributing to a more sustainable and eco-friendly operation.
Q:Can solar panels be installed on a greenhouse?
Yes, solar panels can be installed on a greenhouse. In fact, it is a common practice to install solar panels on greenhouses to harness the sunlight for both electricity generation and to provide supplemental lighting for the plants inside. This not only helps in reducing energy costs but also promotes sustainable and eco-friendly practices in agriculture.
Q:What is the impact of bird droppings on solar panels?
Bird droppings can have a negative impact on solar panels as they can reduce the efficiency of the panels by blocking sunlight. The droppings can create shadows and reduce the amount of sunlight that reaches the panels, leading to decreased energy production. Additionally, the acidic nature of bird droppings can damage the surface of the panels if not cleaned regularly, potentially reducing their lifespan. Therefore, it is important to regularly clean and maintain solar panels to ensure optimal performance and longevity.
Q:Are solar panels affected by temperature?
Yes, solar panels are affected by temperature. Higher temperatures can decrease the efficiency of solar panels, causing a decrease in their power output.
Q:Is this true in a dc system? What if my battery current is negative?
I am not sure about your question ? If your Q is, what is the solar panels current output, it is 8.73A regardless of the load. If the Q is, How much extra current is available in this circuit, the answer is 3.58A ( 8.73 - 4.32-.83= 3.58)
Q:If a solar panel has a power rate of 80 Watts and efficiency of lets say 30%. Does that mean the maximum power this solar panel can generate is (30/00)*80=54 Watts or its just 80 Watts?
If it says STC or Standard Test Conditions on the nameplate or documentation, then that means 80 watts under bright sun at an unrealistically cool temperature. It is rare to see that power in real life, except when the perfect storm of conditions come together. There is also a PTC rating for some panels, which is more realistic. If the panel does not say STC or PTC, the manufacturer is free to make up whatever test they feel like, which generally leads to ridiculously overstated power. As for efficiency, for residential panels, that's generally only of academic interest. A 80-watt panel is 80 watts, regardless of the efficiency. A more efficient panel will take up slightly less space, but most people are more interested in the total price, since roof space is generally not an issue.
Q:(For a project)I know they are made of silicon, but I want to EVERYTHING they are made of. Ex Metal (What kind)Please tell me everything used from their production to the finished projectThank you
Well i am not sure but to my knowledge all i know is that the purpose is to save solar cells which are later created into energy Solar energy is generated from solar panels. Solar panels are slabs of semi-conductor metal. Technically speaking, they are a slab of silicon semi-conductor doped or added with impurities to make it a better conductor. Solar panels could also be made of Gallium Arsenide which is a semi-conductor metal exclusively used in photo-voltaic cells. The silicon slabs are polished and glossed before doping. After processing, for protection, a thin glass layer is embossed on the solar cells slab. Silicon also is shiny and reflects about 35% of sunlight. Hence, an anti-reflective coating is usually applied over the slabs to reduce the amount of sunlight lost. Amorphous silicon solar panels are different from the traditional ones made from silicon slabs. Amorphous silicon solar cells are thinner and more efficient that the silicon ones and also the materials cost of this variety is far lesser than the traditional. Amorphous silicon slabs are developed with superior processes which makes them less susceptible to breakage during transportation. This makes them a more viable investment when it comes to buying solar panels.
Q:i know that a solar panel of square meter generate 000 watts on a clear and sunny day, but i need to know the time rate. is it 000 watts per day or per hour? Thanks.
watts per hour or day is a meaningless concept. Watts are joules per second, where joules are a unit of energy. Watts are the RATE of energy being used or generated. .

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