IEC61215(2016), 1EC61730(2016)
ISO9001:2015 Quality Management System
ISO14001:2015 Environment Management System
ISO45001:2018 Occupational Health and Safety Management System
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The Mono-Flexible Module 520W-530W is a cutting-edge photovoltaic solution designed for versatile energy applications. Made with high-quality P-type mono-crystalline cells, this flexible module breaks free from the limitations of traditional rigid solar panels. Its ultra-thin and lightweight structure allows installation on curved or irregular surfaces, opening up new possibilities for solar energy utilization. Engineered to meet international standards, it delivers consistent power output while adapting to diverse installation scenarios. From recreational vehicles to architectural structures with non-flat surfaces, this module combines flexibility with reliability, offering a innovative approach to solar power generation.
The module’s thin and bendable design enables installation on curved surfaces such as RV roofs, boat decks, and curved building facades. It eliminates the need for flat mounting spaces, expanding the range of applicable scenarios.
Optimized with composite materials, it is 60% lighter than standard modules of the same power. The factory-integrated design simplifies transportation and handling, eliminating the need for traditional bracket systems and reducing installation time and costs.
Equipped with self-developed polymer materials, the module boasts high light transmittance and ultra-strong UV blocking capabilities. It maintains stable power generation efficiency for decades, ensuring long-term return on investment.
Ideal for RV enthusiasts and boat owners looking to harness solar energy on the go. The flexible design fits seamlessly on vehicle roofs, providing a reliable power source for on-board appliances without adding excessive weight.
Suitable for modern buildings with curved facades, canopies, or domes. It integrates with unique architectural designs, turning non-traditional surfaces into energy-generating assets without compromising aesthetic integrity.
Perfect for temporary or mobile energy needs, such as camping sites, construction zones, or emergency power setups. Its lightweight and flexible nature allows for easy deployment and relocation as required.
With a ultra-thin profile, the module can bend to fit curved surfaces without damaging internal components. The resin-fiber reinforcement enhances overall strength, solving the hidden crack problem common in rigid modules.
Constructed with P-type mono-crystalline cells, the module ensures high energy conversion efficiency. The IP68-rated junction box and durable output cables provide reliable electrical connections and protection against environmental factors.
Designed to withstand harsh weather conditions, including high snow loads and strong winds. The wide operating temperature range allows it to perform consistently in both cold and hot regions, ensuring year-round power generation.
The module is designed for curved surfaces within a reasonable bending range. It works best on smooth, gently curved surfaces such as RV roofs or building canopies. Extreme or sharp bends may affect performance, so it’s advisable to check the recommended bending radius before installation.
Thanks to high-quality P-type mono-crystalline cells and advanced material technology, the module maintains good performance in low-light environments. It efficiently captures scattered sunlight, ensuring reliable power output even on cloudy days.
Yes, the module features an IP68-rated junction box and durable outer materials that provide excellent protection against water and dust. It is suitable for outdoor installation in various environmental conditions, ensuring long-term reliability.

Leading product and power warranty
12YEAR N Materials and workmanship warranty
25YEAR Linear power warranty
Electrical Characteristics (STC*)
Module Type | KS390-108-M182-FL | KS395-108-M182-FL | KS400-108-M182-FL |
Maximum Power (Pmax) [W] | 390 | 395 | 400 |
Power tolerance [W] | 0 ~ +5 | ||
Maximum Power Voltage (Vmp) [V] | 30.78 | 30.98 | 31.18 |
Maximum Power Current (Imp) [A] | 12.69 | 12.76 | 12.83 |
Open-circuit Voltage (Voc) [V] | 36.64 | 36.84 | 37.04 |
Short-circuit Current (Isc) [A] | 13.58 | 13.66 | 13.73 |
Module Efficiency STC (%) | 18.73 | 18.97 | 19.21 |
Electrical Characteristics (NOCT*)
Module Type | KS390-108-M182-FL | KS395-108-M182-FL | KS400-108-M182-FL |
Maximum Power (Pmax) [W] | 290 | 294 | 298 |
Maximum Power Voltage (Vmp) [V] | 28.10 | 28.26 | 28.42 |
Maximum Power Current (Imp) [A] | 10.33 | 10.40 | 10.47 |
Open-circuit Voltage (Voc) [V] | 34.76 | 34.83 | 34.90 |
Short-circuit Current (Isc) [A] | 11.01 | 11.07 | 11.13 |
Mechanical Characteristics
Cell Type | P type Mono-crystalline 182 * 91 mm |
No. Of Cells | 108(12×9) |
Dimensions | 2246 * 927 * 2.5mm |
Weight | 6.2Kg |
Junction Box | IP68 Rated |
Output Cables | 4.0 mm2 |
Cable Length | 400mm or Customized Length |
Application Parameters
Maximum System Voltage | DC1500V(IEC) |
Maximum Series Fuse Rating | 25A |
Mechanical Load | Snow load 5400Pa, Wind load 2400Pa |
Temperature Coefficient
Temperature Coefficients Of Pmax | -0.37 %/ ℃ |
Temperature Coefficients Of Voc | -0.28 %/ ℃ |
Temperature Coefficients Of Isc | 0.05 %/ ℃ |
Operating Temperature | -40 ℃ ~ +85 ℃ |
Nominal Operating Cell Temperature (NOCT) | 45±2 ℃ |
Dimension

Packaging Configuratio
70pcs/pallet, 700pcs/40'HQ Container
Electrical Performance
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P-V Curves of PV Module(400W) | I-V Curves of PV Module (400W) |