RF Signal Processor Board for Plasma Etchers from China
Printed circuit assembly processing RF impedance matching signals for plasma etching tools in semiconductor device fabrication, HTS 8473.50.30.00 due to equal suitability with 8471 RF boards and 8473 etchers. Enables precise material removal at wafer level.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• FCC compliance docs required for RF boards; include frequency specs
• Shielded packaging essential; RF interference risks customs delays
• Classify carefully—RF dominance may trigger Chapter 85 review