Fiber Optic Switch DC-DC Converter PCA from Mexico
Printed circuit assembly for DC-DC converters (8504.40) powering fiber optic telecommunication switches in data centers. Provides voltage regulation for high-speed optical transceivers. Classified in 8504.90.65.00 as telecom-specific converter parts.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Document compatibility with specific telecom switches (e.g
• Cisco models) for binding ruling requests
• Ensure ESD protection during shipping for sensitive PCAs
• Beware of undervaluation penalties—use transaction value based on OEM pricing