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3-Phase Bridge Rectifier Module MDS100A from Japan

MDS100A is a 100A three-phase bridge rectifier module for converting 3-phase AC to DC in motor drives and industrial rectifiers. Falls under HTS 8504.40.95.50 as other rectifying apparatus with multiple diode legs for polyphase rectification. Essential for heavy industry power conversion.

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 phase configuration in docs; 3-phase often reviewed for industrial converter distinctions

High-value modules require anti-dumping checks, especially from Asian manufacturers

Separate from complete drive systems to avoid Chapter 85 motor control headings