Solderable 37 AWG Copper Magnet Wire Spool from China

Ultra-fine 0.112 mm (37 AWG) solderable polyurethane-nylon copper winding wire on 3-inch spools. Specifically designed for high-density voice coils and micro-speaker production, qualifying under HTS 8544.11.0020 for fine copper winding wire.

Duty Rate — China → United States

38.5%

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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Import Tips

Provide winding pattern specifications showing intended coil formation to distinguish from hookup wire

Document nylon topcoat for solderability; missing specs risk reclassification

Declare bobbin material separately if plastic content exceeds 5% of total weight