</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
9030.40.00.00/Distortion Factor Meter/Japan

Distortion Factor Meter from Japan

A distortion factor meter quantifies harmonic and non-linear distortions in telecom signals to maintain voice and data quality. It is included in HTS 9030.40.00.00 as a telecom-specific apparatus example.

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%
Calculate with your customs valueVerify classification with AI

Import Tips

• Include distortion measurement methodology (THD, IMD) in technical datasheets for Customs review

• Ensure RoHS compliance documentation for electronic components