DAS Solar reaches 735 mV Open-Circuit Voltage for TOPCon cell

DAS Solar’s TOPCon 4.0 cell with bifacial electrodes achieves the record for TOPCon cell open-circuit voltage, according to Martin Green’s latest tables and Fraunhofer ISE reports. Illustration from DAS Solar.

DAS Solar sets a world record with 735 mV TOPCon cell open-circuit voltage for ‘large-sized’ cell measuring 333.8 cm² cell, utilizing TOPCon 4.0 technology. The breakthrough involves advancements in charge carrier transport, cell structure, metallization techniques, and materials. DAS Solar pledges ongoing exploration and innovation, contributing to the industrialization of TOPCon 4.0, TBC, SCPC, TsiX, and SOFS technologies.