Product Advantages
- High Efficiency: JA solar conventional 405w solar panels offer high efficiency in converting sunlight into electricity due to their advanced technology and high-quality components. They are designed to produce maximum power output with minimal space and weight.
- Durability: These solar panels are designed to withstand harsh weather conditions and extreme temperatures. They are made using high-quality materials that are resistant to potential damage caused by strong winds, hail, rain, and snow.

- Longevity: JA solar conventional 405w solar panels have a long lifespan, typically lasting more than 25 years with consistent performance. They come with a 12-year product warranty and a 25-year linear warranty on power output.
- Productivity: These solar panels have a low temperature coefficient which means their performance is not negatively affected by high temperatures. This ensures consistent and reliable power output, even during hot summer days.
- Cost-Effective: The JA solar conventional 405w solar panel is cost-effective since it offers a high power output per square meter of roof space. Furthermore, its long lifespan and durability make it a smart investment for anyone looking for a reliable and sustainable source of energy for their home or business.

Specifications

Electrical Parameters At STC
|
TYPE |
JAM54S30 390/MR |
JAM54S30 395/MR |
JAM54S30 400/MR |
JAM54S30 405/MR |
JAM54S30 410/MR |
JAM54S30 415/MR |
|
Rated Maximum Power(Pmax) |
390W |
395W |
400W |
405W |
410W |
415W |
|
Open Circuit Voltage(Voc) |
36.85V |
36.98V |
37.07V |
37.23V |
37.32V |
37.45V |
|
Max Power Voltage(Vmp) |
30.64V |
30.84V |
31.01V |
31.21V |
31.45V |
31.61V |
|
Short Circuit Current(lsc) |
13.61A |
13.70A |
13.79A |
13.87A |
13.95A |
14.02A |
|
Max Power Current(lmp) |
12.73A |
12.81A |
12.90A |
12.98A |
13.04A |
13.13A |
|
Module Efficiency |
20.0% |
20.2% |
20.5% |
20.7% |
21.0% |
21.3% |
|
Power Tolerance |
0~+5W |
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|
Temperature Coefficient of lsc(α_lsc) |
+0.045%/°C |
|||||
|
Temperature Coefficient of Voc(β_Voc) |
-0.275%/°C |
|||||
|
Temperature Coefficient of Pmax(γ_Pmp) |
-0.350%/°C |
|||||
|
STC |
Irradiance 1000W/m2,cell temperature 25°C,AM1.5G |
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Electrical Parameters At NOCT
|
TYPE |
JAM54S30 390/MR |
JAM54S30 395/MR |
JAM54S30 400/MR |
JAM54S30 405/MR |
JAM54S30 410/MR |
JAM54S30 415/MR |
|
Rated Maximum Power(Pmax) |
294V |
298V |
302V |
306V |
310V |
314V |
|
Open Circuit Voltage(Voc) |
34.62V |
34.75V |
34.88V |
35.12V |
35.23V |
35.37V |
|
Max Power Voltage(Vmp) |
28.87V |
29.08V |
29.26V |
29.47V |
29.72V |
29.89V |
|
Short Circuit Current(lsc) |
10.89A |
10.96A |
11.03A |
11.10A |
11.16A |
11.22A |
|
Max Power Current(lmp) |
10.18A |
10.25A |
10.32A |
10.38A |
10.43A |
10.50A |
|
NOCT |
Irradiance 800W/m2,ambient temperature 20°C,wind speed 1m/s,AM1.5G |
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Operating Conditions
|
Maximum System Voltage |
1000V/1500V DC(IEC) |
|
Operating Temperature |
-40°C~+85°C |
|
Maximum Series Fuse |
20A |
|
Maximum Static Load,Front |
5400Pa(112lb/ft²) |
|
Maximum Static Load,Back |
2400Pa(50Ib/ft²) |
|
NOCT |
45±2°C |
|
Safety Class |
Class II |
|
Fire Performance |
UL Type 1 |

Brand Cooperation
Jingsun is proud to partner with numerous leading solar panel companies to bring reliable and affordable solar energy solutions to customers worldwide. Our partnerships with these companies ensure that we can offer our clients a wide range of top-quality solar panels to meet their unique energy needs. We work closely with our partners to ensure that each of their products meets the highest industry standards for efficiency, reliability, and durability. By leveraging the latest technology and expertise from our partners, Jingsun remains at the forefront of the solar energy industry, providing innovative solutions that help our customers reduce their carbon footprint while saving money on energy costs. Together with our partners, we are committed to building a more sustainable and cleaner future for generations to come.

FAQ
Q: Can the JA Solar 405W solar panel be used for both residential and commercial applications?
Q: What is the warranty period for the JA Solar 405W solar panel?
Q: How many panels will I need to power my home or business?
Q: What is the weight and dimensions of the JA Solar 405W solar panel?



