High-Voltage Power Supply Repair Board from Mexico
Custom PCB repair board for electron microscopes' high-voltage systems, critical for field emission guns in materials science research. Replaces failed components in 9810.00.60-admitted TEM/SEM instruments at universities.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include original instrument Commerce approval documentation; verify board is separable component per US note definitions; maintain assembly records for customs audit