RF Signal Processor Board for Plasma Etchers from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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