Wireless Doorbell Power Adapter from Mexico
16VA plug-in transformer for battery-free wireless doorbell systems converting mains to 16V AC with surge protection. Standard residential design qualifies for HTS 8504.31.40.35 low-power classification.
Duty Rate — Mexico → United States
31.6%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) 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
• FCC Part 15 certification for wireless operation; specify chime transformer polarity; test for bell wire gauge compatibility