PVTIME – DAS Solar, a leader in N-type PV technology, has achieved a significant breakthrough in its N-type 4.0 modules. Equipped with TOPCon 4.0 Plus cells, the modules are tested and certified by the globally renowned third-party organization TÜV SÜD, reaching a maximum output power of 610.15W and a full-area module conversion efficiency of 24.02%, which marks another leap forward in DAS Solar’s N-type TOPCon high-efficiency cell and module technology.
DAS Solar has been at the forefront of the N-type TOPCon field and continues to invest heavily in research and development for years. Since its establishment, the company has pursued technological innovation and efficiency breakthroughs. Currently, the mass production efficiency of the company’s TOPCon 4.0 Plus cells has exceeded 26.7%, with an open-circuit voltage reaching 742mV. These achievements have repeatedly broken world records for large-area cells, driving the development and iteration of N-type technology across the industry. By virtue of a strong technical foundation, DAS Solar continues to innovate in new technologies, materials, structures, and processes, pushing cell efficiency closer to the theoretical limit.
Equipped with TOPCon 4.0 Plus cells, DAS Solar’s 72-cell high-efficiency module adopts an innovative design and strict material and process standards. It has obtained multiple third-party certifications, including TUV, CGC, CQC, PCCC, and UL, and has passed various rigorous tests, such as CE certification, triple IEC, triple PID, salt mist at level 8, dust, and ammonia resistance. The module’s excellent product quality has garnered wide praise from clients, and it demonstrates optimal cost-performance in terms of BOS and LCOE, achieving cost reduction and efficiency gains throughout its life-cycle.
DAS Solar’s PV laboratory is one of the most advanced corporate labs in the industry, integrating R&D and quality control. It is equipped with professional, comprehensive testing equipment, covering dozens of testing items, such as module appearance inspection, maximum power determination, insulation testing, wet leakage current testing, PID, hail, LID, UV, damp freeze, and damp heat testing. These capabilities provide a solid foundation for DAS Solar’s innovation and product quality. The lab has been certified by authoritative organizations such as TÜV Rheinland, TÜV NORD IECEE CB-Scheme’s CTF2 lab, TÜV SÜD TMP lab, and TÜV NORD CTF lab.
Moving forward, DAS Solar will continue to strengthen its testing capabilities, enforce strict testing standards, and enhance the market competitiveness of N-type modules, ensuring that the company delivers all-scenario solutions and quality services to global customers.
