Tandem Perovskite-Silicon PV Cell from Japan
Emerging tandem photovoltaic cell stacking perovskite top cell on silicon bottom cell for >30% efficiency potential. Individual research-grade cell under HTS 8541.42.00. Not assembled into commercial modules.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Stability data (IEC 61215) essential for perovskite degradation claims
• Declare organic/inorganic hybrid composition for proper chemical classification
• Research exemption paperwork for prototype quantities