Satellite TWT Amplifier Electron Gun from Japan
Specialized electron gun for traveling wave tube amplifiers in satellite transponders. Covered by HTS 8540.99.4000 for microwave tube RF structures/components. Radiation-tolerant design for space environment.
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
• Space-qualified certification (NASA/ESA standards) required for clearance
• Export controls under ITAR Category XI; detailed end-user verification
• Thermal/vacuum test reports aid customs tech data review