Network Time Server DC Converter Board from Mexico
Precision PCA with DC-DC converters for PTP/IEEE 1588 network time servers in telecom synchronization (8504.40). Powers GPS-disciplined oscillators. Under 8504.90.65.00 telecom 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 Stratum 1/2 sync standards compliance
• Include NIST traceability for timing claims
• Prepare for EAR classification if export-controlled