</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Planetary Gear Speed Reducer from Japan

High-precision fixed ratio speed changer using planetary gear sets for compact, high-torque applications. Falls under HTS 8483.40.5010 as a fixed ratio gear box manually configured. Common in robotics and automation.

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 IP rating for dust/moisture protection in tech specs to support industrial classification

Include backlash measurement data (<5 arcmin typical) for precision claims

Bundle with motor adapters only if not creating a set under GRI 3