50W Poly Solar Panel with High Efficiency Made in China

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Shanghai
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TT OR LC
Min Order Qty:
1000 watt
Supply Capability:
1000000 watt/month

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Item specifice:

Material: Monocrystalline Silicon Max. Power(W): 50 Number of Cells(pieces): 36

Product Description:

Product Description

Product Description

Solar module/panel with high efficiency solar cells
Strong, lightweight aluminum frame design with reinforced sealing and load hold to prevent freezing and warping, and stand against high wind.
Under Standard Test Conditions(STC): Irradiance of 1000W/m2, Am1.5 and 25º C cell temperature.
Mechanical Characteristics
Dimensions: 670mm(L) x 540mm(W) x 30mm(H)
Weight: 4.5kg
Solar Cells: Polycrystalline solar cells, 36 cells
Construction: Front: High-transmission 3.2mm tempered glass; Encapsulate: EVA; Back: TPT
Frame: Clear anodized aluminum alloy Color: Silver
50W Poly Solar Panel with High Efficiency Made in China
Product features:
1. The modules use high-quality imported polycrystalline or monocrystalline solar cells;
Enclosed by high-rigidity tempered glass, with excellent light transmittance and output performance;

2. Surface treated with reflection-reducing process, increasing the light absorption.
Back sealed with anti-aging EVA, resistant from moisture and corrosion.

3. The efficiency of our monocrystalline solar cell is over 17%, and polycrystalline panel is over 16%. We stipulate, the allowance of each panel's rated power has to be positive. Each panel is strictly tested before leaving the factory.

4. Our solar panel is designed with a lifetime of 25 years, and guaranteed that the power decline less than 10% within 10 years, and 20% within 20 years.

 Performance
 Rated Power[Pmax] 50W
 Power Tolerance± 3%
 Nominal Voltage 18.25V
 Design Life 25 years
 Electrical Characteristics
 Maximum Power            [Pmax]50W± 3%
 Maximum Power Voltage [Vmp]18.25V± 3%
 Maximum Power Current [Imp]2.74A± 3%
 Short-Circuit Current       [Isc]3.02A± 3%
 Open-Circuit Voltage       [Voc]21.96V± 3%
 Current Temperature Coefficient 0.08%/º C
 Voltage Temperature Coefficient - 0.32%/º C
 Power Temperature Coefficient -0.38%/º C

 


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Q:Can cold light make solar panels power
Solar power generation There are two ways of solar power generation, one is the light - heat - electricity conversion, the other is the optical - electrical direct conversion.
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?
Crystalline silicon cell conversion rate, rich in raw materials, is a large-scale commercial production of the battery, but the crystal silicon battery brings the harm can not be ignored. Crystal silicon series of batteries have a "three high more than a" common problem. High cost, high energy consumption, high pollution, byproducts and other shortcomings.
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 power generation system consists of solar cells, solar controllers, batteries (group) composition. If the output power is AC 220V or 110V, also need to configure the inverter. The role of each part is
Q:How many solar panels have ah?
But in reality, the need for solar panel power and solar charger to find a balance in the portability. It is generally believed that the minimum power of the solar charger can not be less than 0.75w, and the secondary power solar panel produces 140mA of current under standard light. In the general sunlight generated by the current at 100mA or so, if less than the secondary power charging current is too small,
Q:Why can not the solar panel load directly?
Solar panels because of low power, and the output voltage is extremely unstable, not suitable for load.
Q:Composition and function of solar panels
Among them, for the electronic grade polysilicon accounted for about 55%, solar grade polysilicon accounted for 45%, with the rapid development of photovoltaic industry, solar cell demand for polysilicon growth rate higher than the development of semiconductor polysilicon, is expected to 2008 solar polysilicon
Q:Solar panels single crystal and double crystal in the rain which is easy to use
At present, 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. Since monocrystalline silicon is typically coated with tempered glass and waterproof resin, it is rugged and durable for up to 15 years and up to 25 years.

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