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Flexible Solar Panel
Home / Products / Solar Panel / Flexible Solar Panel / Weather-Resistant 300W Flexible Solar Panel for Roofs and Boats
Weather-Resistant 300W Flexible Solar Panel for Roofs and Boats

Weather-Resistant 300W Flexible Solar Panel for Roofs and Boats

Key Features and Applications

Durable construction with 9 reinforced layers provides strong resistance to bending, impact, and harsh weather conditions.

Flexible design allows installation on curved roofs, boat decks, or temporary structures.

Lightweight profile reduces load on structural supports while maintaining efficient energy output.

APPLICATION SCENARIOS
  • Suitable for boats, yachts, and RV rooftop solar systems.
  • Effective for curved rooftops, balcony setups, and mobile energy systems.
  • Compatible with battery storage systems and micro-inverters for standalone or hybrid solar applications.
  • Weather-Resistant 300W Flexible Solar Panel for Roofs and Boats
  • Weather-Resistant 300W Flexible Solar Panel for Roofs and Boats
INSTALLATION AND COMPATIBILITY

High light transmittance (95%) and optimized solar cell layout enhance energy generation efficiency.

Pre-drilled mounting holes facilitate fast, secure, and versatile installation.

Stable output under STC conditions, supporting consistent power for on-grid and off-grid systems.

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Product Details

The 300W Weather-Resistant Flexible Solar Panel delivers high-performance solar energy for both marine and rooftop applications. With a slim 2.5mm profile and lightweight design (~3.63kg/m²), it easily adapts to curved or irregular surfaces. Certified to CE and RoHS standards, it ensures safe, reliable operation in extreme temperatures ranging from -40°C to +85°C, making it ideal for outdoor, coastal, or high-altitude environments.

ELECTRICAL DATA

Model Type

YH400W-40M

Peak Power(Pmax)

400 

Maximum Power Voltage(Vmp)

45.1V

Maximum Power Current(Imp)

8.87A

Open Circuit Voltage(Voc)

53.17V

Short Circuit Current(Isc)

9.38A

Module Effciency(%)

20.11 

*STC: irradiance 1000 W/m2, AM 1.5G, and cell temperature of 25℃

THERMAL CHARACTERISTICS & OPERATING CONDITIONS

Maximum System Voltage(V)

1500 

Maximum Series Fuse Rating(A)

15 

Power Tolerance

0~+3%

Pmax Temperature Coefficients(W°C)

-0.400%

Voc Temperature Coefficients(V/C)

-0.330%

Isc Temperature Coefficients(A°C)

+0.048%

NOCT Nominal Operating CellTemperature(℃)

45±2

Operating and Storage Temperature(℃)

-40~+85

MECHANICAL CHARACTERISTICS

Cell Type

210*105Mono

No.of Cells

80(8*10)

Dimensions

1760*1130*3mm

Weight

7.26kg

Junction box

IP65/P67

Output cables

4mm²cable90cm+mc4

MaxWind Load/Snow Load

2400Pa/5400Pa

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About Honle
HONLE NEW ENERGY TECHNOLOGY CO.,LTD.
Honle New Energy Technology Co., Ltd., a subsidiary of Honle Group, is a globally recognized and trusted supplier with over two decades of experience in the electric and new energy sectors. We specialize in providing sustainable and eco-friendly energy products and solutions. With a strong presence in key markets worldwide, including Uzbekistan, UAE, Indonesia, Tanzania, Côte d'Ivoire, and others, Honle New Energy has built a solid reputation as a renowned provider of new energy solutions.

Equipped with state-of-the-art international production facilities, we have an annual production capacity covering 66,000 square meters. Our cutting-edge energy solutions, including solar power systems and energy storage products, cater to a wide range of applications—from residential homes to business and commercial projects. We are committed to delivering dynamic, innovative, and tailored solutions that meet the evolving needs of our clients and the broader energy industry.

At Honle New Energy, we prioritize customer satisfaction and offer flexible engagement models, including engineering services and project-based product delivery. We are dedicated to exceeding expectations and are open to negotiating capacities to ensure optimal outcomes for our partners.
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