0.8mm Enamelled Refined Copper Wire from Mexico
Fine 0.8mm refined copper wire with solderable enamel coating for solenoids and relays. Classified in HTS 7408.19.0030 as other refined copper wire ≤3mm, prior to Chapter 85 insulation provisions. Essential for precision electromagnetic devices.
Duty Rate — Mexico → United States
53%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) 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
• Distinguish coating weight (<1% enamel typical); heavy insulation risks Chapter 85 reclassification
• Use ASTM B33 standards documentation for enameled wire to prove base metal dominance
• Batch testing for pinholes/continuity prevents quality-based duty adjustments