Welding Power Source Control PCA from Mexico
Printed circuit assembly for inverter-based MIG/TIG welders with IGBT bridge drivers, arc voltage feedback, and wire feed synchronization circuits. Converts single-phase AC to high-frequency DC then controlled AC welding output. HTS 8504.90.75.00 for industrial static converters.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Duty cycle rating and open-circuit voltage specs required for safety classification
• AWS certification documentation often needed
• Verify industrial vs hobby welder power ratings