Digital Revolution Counter PCB Board from Mexico
Printed circuit board assembly processing rotation pulses in production revolution counters, under 9029.90.80.80 parts. Used in assembly line quality control for count accuracy. Chapter note (a) allows classification in Chapter 90 despite Chapter 85 applicability.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• RoHS compliance docs mandatory for electronic imports into US
• Firmware specs must demonstrate counter-specific algorithms