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DC-DC Buck Converter Module from Japan

Adjustable step-down DC-DC converter module (5-32V input, 1.25-30V output) for power supply applications. Classified HTS 8543.70.98 as electrical power conversion apparatus with individual voltage regulation function. Features overcurrent/short-circuit protection.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Specify efficiency rating (>90%), ripple specs, and load current capacity

RoHS compliance documentation mandatory for electronic modules

Avoid 'static converter' declaration which leads to 8504 classification

DC-DC Buck Converter Module from Japan — Import Duty Rate | HTS 8543.70.98