Portable Speaker Power Management Board from Mexico
Printed circuit assembly with battery charging ICs, DC-DC converters, and protection circuits for battery-powered sound reproducing apparatus of heading 8519. Manages power distribution and charging safety. Classified under 8522.90.65.00 for 8519 parts.
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
• UL safety certification required for battery circuits; declare lithium cell integration accurately; avoid bulk packaging that suggests unfinished goods under 8504