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

S1WB 1A Surface Mount Bridge Rectifier from Mexico

S1WB is a compact 1A 100V surface-mount bridge rectifier for PCB-mounted AC-DC rectification in consumer adapters and lighting. Under HTS 8504.40.95.50 as other rectifiers, its SMB package enables automated assembly. Common in LED drivers and chargers.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

SMT packages frequently misclassified as diodes; invoice must state 'bridge rectifier device'

Volume importers benefit from binding rulings on SMD rectifiers vs discrete components

Ensure lead-free compliance certification for EU/ US electronics standards