About
Founded in 2012, 3Sun is a private headquartered in Catania, Italy specializing in Solar.
3Sun is a leading solar energy company and Europe's largest manufacturer of solar cells and modules. Operating from its state-of-the-art Gigafactory in Catania, Italy, the company produces high-performance bifacial photovoltaic modules using proprietary CORE-H heterojunction (HJT) technology. With annual production capacity of 3GW, 3Sun specializes in ultra-efficient solar cells and modules for both residential and large-scale applications. The company is a joint venture between Enel Green Power, Sharp, and STMicroelectronics, with Enel Green Power later acquiring full control. 3Sun holds multiple efficiency records, including a 30.8% efficiency achievement for tandem perovskite-over-silicon cells developed in collaboration with CEA. The company emphasizes sustainable manufacturing with certified low carbon footprint, environmental protection, and strict labor standards throughout its supply chain.
Headquarters
Catania, Italy
Founded
2012
Company Type
Private
Business Models
Value Chain
Products
M40
M40 Bold
B60
B60 LE
B48
B48 LE
Certifications & Awards
Certifications
Category A: Modules manufactured in Europe with efficiency above 21.5%
Category C: Modules and cells manufactured in Europe with cell efficiency above 24%
Awards
Efficiency record for bifacial modules
Tandem perovskite-over-silicon cell efficiency record