500W On/Off Grid Solar Panel
500W On/Off Grid Solar Panel
The MONO half-cut single / double glass module is a high power device that not only absorbs energy from the front, but also reflects what’s behind it. This allows for increased generation rates and reduced shading on your panels thanks to these features!
Model NO.: MSD500P-132M
Solar Cell Type: Mono-Facial 182mm
Number Of Solar Cells : 132-Cell
Power Range : 490W-505W
Solar Panel Size : 2094×1134×35mm
Certificate Standard : TUV, CE
Production Time : 10 Days
500W Solar Module Featurers
High efficiency 182 cells
High output power
Low light performance
Adaptability to harsh environments
First-class Quality Assurance

500W Solar Panel Sepcifications
Electrical Parameters at STC
Module Type | MSD490P-132M | MSD495P-132M | MSD500P-132M | MSD505P-132M |
Maximum Power Pmax/W | 490 | 495 | 500 | 505 |
Module Efficiency(%) | 20.7% | 20.8% | 21.1% | 21.3% |
Open Circuit Voltage(Voc/V) | 45.35 | 45.49 | 45.65 | 45.79 |
Short Circuit Current(Isc/A) | 13.79 | 13.86 | 13.92 | 13.99 |
Voltage at Max. Power(Pmp/V) | 38.02 | 38.18 | 38.33 | 38.50 |
Current at Max. Mower(Imp/A) | 12.89 | 12.97 | 13.05 | 13.12 |
Power Tolerance | 0 to +5W | |||
Temperature Coefficient of Isc | +0.046%/℃ | |||
Temperature Coefficient of Voc | -0.276%/℃ | |||
Temperature Coefficient of Pmax | -0.350%/℃ | |||
STC:Irradiance 1000W/㎡ Cell Temperature 25℃ AM1.5 | ||||
Electrical Parameters at NOCT
Module Type | MSD490P-132M | MSD495P-132M | MSD500P-132M | MSD505P-132M |
Maximum Power Pmax/W | 370 | 373 | 377 | 381 |
Open Circuit Voltage(Voc/V) | 42.46 | 42.60 | 42.75 | 42.89 |
Short Circuit Current(Isc/A) | 11.12 | 11.19 | 11.26 | 11.33 |
Voltage at Max. Power(Pmp/V) | 35.73 | 35.86 | 35.99 | 36.11 |
Current at Max. Mower(Imp/A) | 10.36 | 10.41 | 10.48 | 10.56 |
NOCT:Irradiance 800W/㎡ Ambient Temperature 20℃ Wind at 1m/S AM1.5 | ||||
Packing and Shipping of 500W Solar Panel

How Much Power Does a 500w Solar Panel Produce?
The 500W solar panels we typically on the market are the output power that the panels can be expected to produce under STC test conditions (1000W/m² light intensity and 25°C temperature).
But in the real world, due to the received geographic location, sunshine hours, seasons and temperature changes, different installation areas, the daily power generation varies, for example, in the southwestern region of the United States, due to the longer sunshine hours, the solar panels will generate more power; and in the northeastern region, due to the shorter sunshine hours, the power generation will be relatively low.
So all in all, the average daily power generation of a 500W solar panel is about 2KWH, and the annual power generation is about 731KWH.
Our 500W solar panels are manufactured with half-cut solar cell technology, which improves the efficiency of the cell by reducing the resistance loss. So the efficiency of our 500W solar panel is usually around 21%.
In addition to this, when you are choosing solar panels, besides considering their power output, you should also consider other factors such as the installation space and the overall performance of the system.
For example, for your residential solar project, you should consider the size (2094*1135*35mm) and weight (23.5KG) of the 500W solar panels, and calculate the roof load and the area that can be laid, so that it can be installed and used under the premise of ensuring the safety of the residential roof.
ABOUT SUNVIS
SHANGHAI SUNVIS NEW ENERGY CO., LTD, as a Solar Panel Manufacturer in China, specializes in providing high quality solar panels for home, commercial, government and industrial applications. It is a high-tech private enterprise integrating R&D, production, design, installation and after-sales service.
We can provide professional solar power system, solar lighting system, solar battery storage system and solar hybrid inverter and so on many kinds of energy-saving and environmental protection products and projects, is the advocate and promoter of new energy.
STC stands for "standard test conditions," while NOCT stands for "normal operating cell temperature." STC is a measure of a solar panel's performance under perfect lab conditions, while NOCT is a measure of the solar panel's performance in the real world, under real-world operating conditions.
In real working conditions, the overall module temperature is usually much higher and could reach 40-50 ⁰C , which drops the performance of pv modules by about 0.5% for each 1°C rise in temperature.
NOCT: Cell surface light intensity intensity = 800W/m2 , air temperature = 20°C, wind speed = 1m/s, bracket structure = rear back open.
STC: Standard test conditions 25 degrees, atmospheric mass AM1.5 , solar radiation: 1000W/m2.
PERC cells are a modification of traditional solar cells.
PERC cells have a conversion efficiency of 6% to 12% more than traditional solar cells, and the appearance have an extra layer on the back of the cell compared to traditional cells.
Therefore it can capture more sunlight and convert it into electricity through that extra layer, thus making PERC cells more efficient than conventional cells.
- Lower packaging losses
- Shadow tolerance reduces hot spot risk
- Low current to reduce hot spot temperature
- Shadow tolerance reduces power loss
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