Doorbell Transformer 16V 10VA from Mexico
Step-down transformer for wired doorbells, converting 120V AC to 16V AC at 10VA (under 1 kVA), unrated for residential use. Hardwired design with screw terminals for easy installation. Fits HTS 8504.31.20.00 as an unrated low-power transformer.
Duty Rate — Mexico → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Certify to UL 1585 for doorbell applications; include installation manuals
• Declare AC-to-AC transformation explicitly
• Ensure no DC rectification to maintain transformer status