Founded in 1994, Websol Energy System Limited (WESL) evolved from a vision to revolutionize solar energy. Established as an export-oriented unit in collaboration with WEBEL (Govt. of West Bengal) and Helios Technology (Italy), Websol has grown into a leader in innovation and sustainable energy solutions.
Headquartered in Kolkata, Websol operates a cutting-edge facility spanning seven acres in Falta SEZ, West Bengal. Our fully automated Mono PERC solar cell and module lines have an annual production capacity of 600 MW and 550 MW, respectively.
We specialize in advanced M10 and G12 Bi-facial Mono PERC solar cells, achieving over 23% conversion efficiency. Our product range includes:
Designed for maximum energy output and efficiency across applications.
Quality is at our core. Websol is ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certified, ensuring excellence in product quality, environmental responsibility, and workplace safety. Our products meet international standards, including IEC 61215, IEC 61730, UL1703, and UL61730.
Driven by a mission to power a cleaner future, Websol continues to harness renewable energy, bringing light to communities worldwide.