Premier Energies launches India’s first zero busbar TOPCon solar cell
Premier Energies Limited has introduced India’s first zero busbar (OBB) tunnel oxide passivated contact (TOPCon) solar cell, the company announced on February 26, 2026 at the Intersolar exhibition in Gandhinagar. The OBB architecture differs from conventional 10BB and 16BB solar cell designs. Instead of using thick silver busbars, the design applies a dense matrix of ultra-fine silver lines for current collection. This approach is intended to reduce silver consumption, lower shading losses, and increase power…
