USB to TTL Serial Converter Board from Mexico
A compact PCB with FTDI chip, voltage translators, and DB9 connector for serial communication between computers and microcontrollers. Classified in HTS 8543.90.88 as parts of electrical apparatus for signal conversion functions not specified elsewhere. Provides interface conversion essential for embedded development.
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
• Provide chip certifications (FTDI/CP2102) and avoid counterfeit markings
• Declare as 'development interface' not communication equipment
• Include ESD protection specs in technical documentation