Application Scenario

Top 10 Underwater Solar Manufacturers in The World

Jul 31, 2025 Leave a message

Introduction to Underwater Solar

Underwater solar power, also known as floating solar or sub - surface solar, is an innovative form of renewable energy technology. It involves installing solar panels on floating structures in water bodies such as lakes, reservoirs, and even the ocean. This approach brings several advantages. Firstly, it makes use of otherwise unused water surface areas, which is especially valuable in land - scarce regions. Secondly, the cooling effect of water can enhance the efficiency of solar panels, as solar cells tend to perform better at lower temperatures. Additionally, floating solar installations can help reduce water evaporation from the reservoir, which is beneficial for water management.


Now, let's take a look at the top 10 underwater solar manufacturers in the world:


1. Suzhou Foner Solar Power Co., Ltd.

Company Introduction:Suzhou Foner Solar Power Co., Ltd. is a leading player in the underwater solar industry. With years of experience in the solar energy field, the company has dedicated itself to the research, development, and production of high - quality floating solar systems. It has a professional R & D team that constantly explores new technologies and materials to improve the performance and reliability of its products.


The company's production facilities are equipped with advanced manufacturing equipment, ensuring high - precision production processes. They adhere to strict quality control systems, from the selection of raw materials to the final product assembly. This commitment to quality has earned them a good reputation in the market.


In terms of market presence, Suzhou Foner Solar Power Co., Ltd. has successfully completed numerous floating solar projects both domestically and internationally. Their projects range from small - scale installations on local reservoirs to large - scale commercial projects on vast water bodies.


Features in Underwater Solar:


  • Customized Solutions: The company understands that different water bodies have different characteristics, such as water depth, wave conditions, and water quality. Therefore, they offer customized floating solar solutions. For example, in areas with strong waves, they design floating structures with enhanced stability and anti - wave capabilities.
  • High - Efficiency Panels: They use high - efficiency solar panels in their underwater solar systems. These panels are carefully selected to ensure maximum energy conversion in the underwater environment. The panels are also resistant to corrosion and water damage, which is crucial for long - term operation in water.
  • Integrated Design: Their floating solar systems are designed in an integrated manner. The floating structures, solar panels, and electrical components are all optimized to work together seamlessly. This not only improves the overall performance of the system but also simplifies the installation and maintenance processes.


Advantages:


  • Technical Expertise: The company has a team of experts with in - depth knowledge of solar energy and underwater engineering. This technical expertise allows them to solve complex problems in the design and installation of underwater solar systems.
  • Cost - Effectiveness: Through efficient production processes and strategic sourcing of materials, they are able to offer cost - effective underwater solar solutions. This makes their products more competitive in the market, especially for large - scale projects.
  • After - sales Service: They provide comprehensive after - sales service, including regular inspections, maintenance, and technical support. This ensures the long - term reliable operation of their underwater solar systems.


Website: https://www.fonerfloatingsolar.com/


2. Ciel & Terre International

Company Introduction:Ciel & Terre International is a pioneer in the floating solar industry. Founded in 2006, the company has been at the forefront of developing and promoting floating solar technology. They have a global presence, with projects in more than 30 countries across the world.


The company has a strong focus on research and development. They continuously invest in new technologies to improve the efficiency and durability of their floating solar systems. Their production facilities are spread across different regions, which enables them to serve customers more effectively.


Ciel & Terre International has a diverse portfolio of projects, ranging from small - scale community projects to large - scale utility - scale installations. They have worked with various partners, including governments, energy companies, and environmental organizations.


Features in Underwater Solar:


  • Hydrelio® Technology: Their patented Hydrelio® technology is the core of their floating solar systems. This technology uses a modular floating structure made of high - density polyethylene (HDPE). The modular design allows for easy installation and expansion of the floating solar system.
  • Environmental Friendliness: Their floating solar systems are designed with environmental protection in mind. The HDPE floating structures are recyclable, and the systems have a minimal impact on the water ecosystem. They also help reduce the use of fossil fuels, contributing to a cleaner environment.
  • Scalability: The Hydrelio® technology is highly scalable. Whether it is a small pond or a large reservoir, the system can be easily adjusted to fit the size of the water body. This makes it suitable for a wide range of applications.


Advantages:


  • Proven Track Record: With over a decade of experience in the floating solar industry, Ciel & Terre International has a proven track record of successful projects. Their systems have been tested and proven to be reliable in different environmental conditions.
  • Global Network: Their global network of partners and distributors allows them to quickly respond to customer needs around the world. They can provide local support and services, which is crucial for the success of underwater solar projects.
  • Innovation - Driven: The company's commitment to innovation ensures that they stay ahead of the competition. They are constantly exploring new materials and designs to improve the performance of their floating solar systems.


3. Suneng Floating Solar

Company Introduction:Suneng Floating Solar is a well - known manufacturer in the underwater solar field. The company has a strong R & D department that focuses on developing advanced floating solar technologies. They have a state - of - the - art production facility that uses the latest manufacturing techniques to produce high - quality floating solar products.


Suneng Floating Solar has been involved in many large - scale underwater solar projects. They have a good understanding of the market demand and the technical requirements of different regions. Their products are sold in both domestic and international markets, and they have established long - term partnerships with many customers.


Features in Underwater Solar:


  • Advanced Floating Structures: The company uses advanced composite materials in the construction of their floating structures. These materials are lightweight, strong, and resistant to corrosion. The floating structures are designed to withstand various environmental conditions, such as strong winds and heavy waves.
  • Smart Monitoring System: Their underwater solar systems are equipped with a smart monitoring system. This system can collect real - time data on the performance of the solar panels, the status of the floating structures, and the environmental conditions. The data can be analyzed to optimize the operation of the system and detect potential problems early.
  • Energy Storage Integration: Suneng Floating Solar also focuses on integrating energy storage solutions into their underwater solar systems. This allows for better management of the energy generated by the solar panels, especially in areas with unstable power grids.


Advantages:


  • Quality Assurance: The company has a strict quality control system in place. Every product undergoes rigorous testing before leaving the factory. This ensures that their underwater solar systems meet the highest quality standards.
  • R & D Capability: Their strong R & D capability enables them to continuously improve their products and develop new technologies. They are able to keep up with the latest trends in the solar energy industry and offer innovative solutions to their customers.
  • Customer - Centric Approach: Suneng Floating Solar puts the customer at the center of their business. They work closely with customers to understand their needs and provide customized solutions. Their after - sales service is also highly regarded by customers.


4. SPG Solar

Company Introduction:SPG Solar has a long history in the solar energy industry. Although it is not exclusively focused on underwater solar, it has made significant contributions to the development of floating solar technology. The company has a team of experienced engineers and technicians who are well - versed in solar energy and engineering.


They have completed a number of large - scale solar projects, including some underwater solar installations. SPG Solar has a reputation for providing high - quality solar solutions and excellent customer service.


Features in Underwater Solar:


  • Hybrid Systems: SPG Solar is known for its ability to integrate underwater solar systems with other renewable energy sources, such as wind energy and hydropower. This hybrid approach can provide a more stable and reliable energy supply.
  • Advanced Electrical Design: Their underwater solar systems have advanced electrical designs. The wiring, inverters, and other electrical components are carefully selected and installed to ensure efficient energy conversion and transmission.
  • Safety - First Design: Safety is a top priority for SPG Solar. Their floating solar systems are designed with multiple safety features, such as anti - collision devices and lightning protection systems.


Advantages:


  • Industry Experience: With their long - standing presence in the solar energy industry, SPG Solar has accumulated a wealth of experience. This experience allows them to handle complex projects and solve various problems that may arise during the installation and operation of underwater solar systems.
  • Comprehensive Services: The company offers comprehensive services, including project planning, design, installation, and maintenance. This one - stop - shop approach is convenient for customers and ensures the smooth implementation of underwater solar projects.
  • Strong Partnerships: SPG Solar has established strong partnerships with other companies in the renewable energy industry. These partnerships enable them to access the latest technologies and resources, which is beneficial for the development of their underwater solar products.


5. Kyocera Corporation

Company Introduction:Kyocera Corporation is a well - known multinational electronics and ceramics manufacturer. In the field of solar energy, Kyocera has a long - standing reputation for producing high - quality solar panels. They have also ventured into the underwater solar market with their advanced technology and reliable products.


The company has a large - scale production facility that can produce a significant amount of solar panels. Their research and development efforts are focused on improving the efficiency and durability of their solar products.


Features in Underwater Solar:


  • High - Quality Panels: Kyocera's solar panels used in underwater solar systems are known for their high efficiency and long - term reliability. They have a low degradation rate, which means that they can maintain a high level of performance over a long period of time.
  • Corrosion - Resistant Design: The solar panels and the associated components are designed to be highly resistant to corrosion. This is essential for underwater applications, as the water environment can be very corrosive.
  • Compatibility: Kyocera's products are designed to be compatible with different types of floating structures and electrical systems. This makes it easier for customers to integrate their solar panels into existing or new underwater solar projects.


Advantages:


  • Brand Reputation: Kyocera is a well - recognized brand in the global market. Their brand reputation gives customers confidence in the quality and performance of their underwater solar products.
  • Research and Development: The company invests heavily in research and development. This allows them to stay at the forefront of solar technology and continuously improve their products.
  • Global Distribution Network: Kyocera has a global distribution network, which enables them to quickly deliver their products to customers around the world. Their after - sales service is also available in many regions.


6. Trina Solar

Company Introduction:Trina Solar is one of the world's leading solar energy companies. It has a wide range of solar products, including those for underwater solar applications. The company has a large - scale production base and a strong R & D team.


Trina Solar has a global presence, with customers in more than 100 countries. They are committed to providing clean and sustainable energy solutions through their high - quality solar products.


Features in Underwater Solar:


  • High - Performance Modules: Trina Solar's solar modules used in underwater solar systems have high power output and excellent performance in low - light conditions. This is beneficial for underwater solar installations, as the light intensity in water is often lower than on land.
  • Advanced Manufacturing Processes: The company uses advanced manufacturing processes to produce its solar modules. This ensures high - quality products with consistent performance.
  • Sustainable Development: Trina Solar is committed to sustainable development. Their underwater solar products are designed to have a minimal impact on the environment. They also promote the use of renewable energy to reduce carbon emissions.


Advantages:


  • Economies of Scale: Due to its large - scale production, Trina Solar can achieve economies of scale. This allows them to offer competitive prices for their underwater solar products.
  • Innovation and Technology: Trina Solar invests a significant amount of resources in innovation and technology. They are constantly developing new products and improving existing ones to meet the changing market demands.
  • Customer Support: The company provides excellent customer support. They have a team of experts who can assist customers in the design, installation, and maintenance of underwater solar systems.


7. JA Solar

Company Introduction:JA Solar is a leading manufacturer of high - performance solar products. The company has a strong R & D capability and a modern production facility. They have been actively involved in the development of underwater solar technology.


JA Solar has a global customer base and has completed many solar projects around the world. Their products are known for their high quality and reliability.


Features in Underwater Solar:


  • High - Efficiency Cells: JA Solar's solar cells used in underwater solar systems have high conversion efficiency. This means that they can generate more electricity from the same amount of sunlight.
  • Robust Design: The solar panels are designed to be robust and durable. They can withstand harsh environmental conditions, such as strong winds, heavy rain, and saltwater corrosion.
  • Flexible Installation Options: JA Solar offers flexible installation options for their underwater solar systems. They can be installed on different types of floating structures, depending on the specific requirements of the project.


Advantages:


  • Quality Control: The company has a strict quality control system. Every solar panel undergoes multiple tests before leaving the factory. This ensures that their products meet the highest quality standards.
  • Cost - Efficiency: JA Solar is able to offer cost - efficient underwater solar solutions through efficient production processes and cost - effective sourcing of materials.
  • Global Service Network: They have a global service network, which allows them to provide timely support and service to their customers around the world.


8. Canadian Solar

Company Introduction:Canadian Solar is a well - established solar energy company with a global presence. It has a diverse product portfolio, including products for underwater solar applications. The company has a large - scale manufacturing facility and a strong R & D team.


Canadian Solar is committed to providing clean energy solutions and has completed many solar projects in different countries.


Features in Underwater Solar:


  • Dual - Glass Modules: Canadian Solar's dual - glass solar modules are suitable for underwater solar systems. These modules have better durability and resistance to water and corrosion compared to traditional single - glass modules.
  • Energy - Yield Optimization: The company uses advanced algorithms and technologies to optimize the energy yield of its underwater solar systems. This ensures that the systems can generate the maximum amount of electricity in different environmental conditions.
  • Environmental Adaptability: Canadian Solar's underwater solar products are designed to adapt to different environmental conditions, such as different water temperatures and water qualities.


Advantages:


  • Financial Stability: Canadian Solar is a financially stable company. This allows them to invest in long - term R & D projects and ensure the continuous improvement of their products.
  • Global Brand Recognition: The company has a high level of global brand recognition. Customers trust the quality and performance of Canadian Solar's products.
  • Comprehensive Product Range: Canadian Solar offers a comprehensive range of solar products for underwater solar applications. This gives customers more options to choose from based on their specific needs.


9. LONGi Green Energy Technology Co., Ltd.

Company Introduction:LONGi Green Energy Technology Co., Ltd. is a leading manufacturer of monocrystalline silicon products in the solar energy industry. It has a strong R & D focus on improving the efficiency and performance of its solar products.


The company has a large - scale production capacity and a wide distribution network. They are committed to providing high - quality solar solutions for various applications, including underwater solar.


Features in Underwater Solar:


  • High - Efficiency Monocrystalline Panels: LONGi's monocrystalline solar panels used in underwater solar systems have high conversion efficiency. They can generate more electricity in a limited space, which is beneficial for underwater solar installations.
  • Low - Temperature Coefficient: The panels have a low - temperature coefficient, which means that their performance is less affected by high temperatures. This is important for underwater solar systems, as the water temperature can sometimes be relatively high.
  • Reliable Performance: LONGi's solar panels are known for their reliable performance. They have a long service life and can maintain a stable power output over time.


Advantages:


  • Technology Leadership: The company is a technology leader in the monocrystalline silicon solar industry. Their continuous innovation in technology allows them to offer cutting - edge products for underwater solar applications.
  • Production Capacity: LONGi's large - scale production capacity ensures a stable supply of products. This is important for large - scale underwater solar projects.
  • Quality Assurance: The company has a strict quality control system. Their products are tested and certified to meet international quality standards.


10. Hanwha Q CELLS

Company Introduction:Hanwha Q CELLS is a well - known solar energy company with a global reputation. It has a wide range of solar products, including those for underwater solar. The company has a strong R & D team and a modern production facility.


Hanwha Q CELLS has completed many solar projects around the world and is committed to providing high - quality and reliable solar solutions.


Features in Underwater Solar:


  • Q.ANTUM Technology: The company's Q.ANTUM technology used in its solar panels for underwater solar systems can significantly improve the energy conversion efficiency. This technology allows the panels to capture more sunlight and convert it into electricity.
  • Saltwater Resistance: Hanwha Q CELLS' solar panels are designed to be resistant to saltwater corrosion. This makes them suitable for underwater solar installations in coastal areas or saltwater lakes.
  • Aesthetic Design: The solar panels have an aesthetic design, which can be beneficial for some underwater solar projects where the visual appearance is also a consideration.


Advantages:


  • Brand Strength: Hanwha Q CELLS is a well - recognized brand in the solar energy industry. Customers have confidence in the quality and performance of their products.
  • R & D Investment: The company invests heavily in R & D. This enables them to continuously improve their products and develop new technologies for underwater solar applications.
  • Global Support: Hanwha Q CELLS has a global support network. They can provide technical support and after - sales service to customers in different regions.


Summary

The underwater solar industry is a rapidly growing sector in the renewable energy field. The top 10 manufacturers mentioned above play a crucial role in driving the development of this industry. Each company has its own unique features and advantages in underwater solar technology.


Companies like Suzhou Foner Solar Power Co., Ltd. offer customized solutions and high - efficiency panels, while Ciel & Terre International is known for its innovative Hydrelio® technology. Suneng Floating Solar focuses on advanced floating structures and smart monitoring systems.


These manufacturers not only contribute to the technological advancement of underwater solar but also help in the global transition towards clean and sustainable energy. With their continuous innovation, high - quality products, and excellent customer service, they are well - positioned to meet the increasing demand for underwater solar energy in the future. As the industry continues to grow, we can expect to see more breakthroughs and improvements in underwater solar technology from these leading manufacturers.


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