SM-155~175P5 Polycrystalline Small PV Module The efficiency of Sunmaster modules is as high as 21.5%, using PERC technology. In the near future, we will use N-type cells with module efficiencies as high as 22.2%. Sunmaster always adheres to the concept of continuous innovation and development, and continues to become stronger and stronger. Sunmaster will strive to create more efficient, higher quality solar panels that differentiate it from other manufacturers.
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