RF Signal Processor Board for Plasma Etchers from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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