Semiconductor Fab Vacuum Pump Controller Board from Japan
PCA for controlling turbomolecular vacuum pumps in semiconductor wafer processing equipment under heading 8471. Manages pump speed, pressure setpoints, and vibration isolation. HTS 8473.30.11 as printed circuit assembly without CRT.
Duty Rate — Japan → United States
25%
Rate breakdown
9903.79.0125%Semiconductor articles as provided for in subdivisions (a) and (b) of U.S. note 39 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Include vacuum level specifications (10^-9 Torr capability) proving semiconductor use
• Provide EMI shielding certifications for cleanroom RF compatibility
• Document integration with heading 8471 equipment via interface specifications