DAS Solar (officially known as Dongfang Electric (Deyang) Solar Technology Co., Ltd.) is a leading Chinese solar panel manufacturer specializing in high-efficiency photovoltaic (PV) products. The company is a subsidiary of Dongfang Electric Corporation (DEC), one of China's largest state-owned enterprises in the power generation equipment sector. DAS Solar focuses on the research, development, production, and distribution of solar panels, with a strong emphasis on innovation and sustainability.
As of the latest available data (up to 2023), DAS Solar has a significant annual production capacity:
- Solar Cells: Approximately 10 GW (gigawatts) per year.
- Solar Modules (Panels): Around 12 GW per year.
The company has been expanding its production facilities to meet the increasing global demand for solar energy solutions. Its manufacturing plants are equipped with advanced automation and quality control systems to ensure high product reliability and performance.
DAS Solar 440W Bifacial Panels – High-Efficiency & Durable Solar Solution
The DAS solar panel 440W bifacial is designed for maximum power output and long-term reliability. Utilizing advanced monocrystalline PERC half-cut cell technology, it delivers high efficiency of up to 22.54% while capturing additional energy from the rear side, increasing total power generation by up to 30%. Das solar panels robust dual-glass construction and corrosion-resistant aluminium frame ensure durability in harsh environments. With excellent temperature performance and high mechanical load capacity, DAS Solar panels provide a sustainable and cost-effective solution for residential, commercial, and utility-scale solar projects.









