GCL SI enters back contact business with 660 W solar module

Chinese module maker GCL SI has expanded into back contact (BC) solar cell production with its first 660 W BC module, featuring tunnel oxide passivated contact (TOPCon) technology. Chinese module maker GCL SI, a subsidiary of GCL Technology, has launched its first PV module based on BC solar cell technology. The 660 W module, measuring 2,382 mm x 1,134 mm x 30 mm, features a temperature coefficient of -0. 25% per degree Celsius. Sheng Xia, GCL SI's product director, said the GPC2. 0 panel integrates TOPCon with a BC architecture, where all electrodes are positioned on the back of the cell. This ...

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