Semiconductor Vacuum Load Lock Pump from Japan
High-vacuum turbomolecular pump system for load lock chambers transferring wafers between atmospheric and vacuum environments in semiconductor tools. Classified under 8414.80.90.00 as specialized vacuum pumping for semiconductor manufacturing processes.
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
• Specify base pressure capability (<10^-7 Torr) proving semiconductor vacuum specs
• Include chamber volume and cycle time data in technical documentation
• Comply with export licensing for high-vacuum technology