In 2019, Fraunhofer ISE increased the efficiency of N-type TOPCon solar panel cells to 25.8%, setting a new efficiency record for N-type TOPCon solar modules cells. In 2020, Fraunhofer ISE
In 2019, Fraunhofer ISE increased the efficiency of N-type TOPCon solar panel cells to 25.8%, setting a new efficiency record for N-type TOPCon solar modules cells. In 2020, Fraunhofer ISE