Power Supply Control Printed Circuit Assembly from Mexico
PCB assembly containing PWM controllers, feedback circuits, and protection for switch-mode power supplies. Classified under HTS 8543.90.68.00 for its electrical regulation functions. Provides stable DC output from AC input for electronic equipment.
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
• Specify input voltage range and output power ratings in commercial invoice
• Include safety certifications (UL, CE) for power electronics clearance
• Distinguish controller boards from complete power supplies via packaging