Suichoku Solar Co., Ltd. (Headquarters: Yokohama, Japan; CEO: Uwe Liebscher; hereinafter “Suichoku Solar”) is pleased to announce an exclusive module partnership agreement with Huasun Energy Co., Ltd. (Headquarters: Anhui, China; hereinafter “Huasun”), the world’s leading manufacturer of HJT (heterojunction) solar modules, for vertical installation solar applications in the Japanese market.
This partnership brings to Japan the results of joint design development led by Suichoku Solar’s parent company, Next2Sun (Headquarters: Germany), a pioneer in vertical solar power systems, together with Huasun. Through this collaboration, both companies aim to accelerate the introduction of innovative and highly efficient vertical solar solutions to support Japan’s renewable energy transition.
Under this agreement, Suichoku Solar will exclusively introduce the following jointly developed modules for vertical installation in Japan: HSN-210R-B108DNV, HSN-210R-B108DSV, HSN-210R-
B120DNV, and HSN-210R-B108DSV.
Key Highlights
- Exclusive Partnership: Suichoku Solar gains exclusive rights to introduce Huasun’s HJT modules for vertical installations in Japan.
- Joint Development: Product design jointly developed by Suichoku Solar (Next2Sun Group) and Huasun, optimized for local conditions.
- Technological Advantage: Integration of Huasun’s world-leading HJT technology with Next2Sun’s vertical system enables optimal energy utilization in agricultural and land-constrained environments.
Next2Sun is the inventor and technology leader in vertically installed, bifacial photovoltaics. Its patented systems generate countercyclical power—especially during morning and evening hours—enhancing grid stability and reducing storage needs. Since 2015, the Group has completed over 60 MWp of projects globally and employs more than 100 people across Germany, Austria, Poland, and Japan. Suichoku Solar is its Japanese subsidiary.
Huasun specializes in ultra-high-efficiency n-type silicon-based HJT solar technology, covering ingot, wafer, cell, and module production. With 20 GW annual capacity and over 13 GW of products delivered to 80+ countries, Huasun is the world’s largest HJT manufacturer. Its modules reach up to 768.9 W and 24.75% efficiency, maintaining the top spot in global rankings for two consecutive years.