Perovskite Tandem Solar Module Prototype from China
Emerging technology perovskite-silicon tandem solar module achieving >28% efficiency through stacked cell architecture, currently prototype stage for research applications. HTS 8541.43.00 covers all assembled photovoltaic technologies including developmental tandem cells in panel form. Lab-to-commercial transition product.
Duty Rate — China → United States
62.5%
Rate breakdown
9903.91.0250%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (c) of U.S. note 31 to this subchapter
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Research institution letters and stability test data critical; prototype status may qualify for duty-free research import under HTSUS Chapter 98
• Stability concerns affect valuation and warranty declarations