ABB SF6 Gas-Insulated Circuit Breaker 420kV from Germany
High-voltage SF6 gas-insulated automatic circuit breaker designed for 420kV transmission lines to protect against overcurrents and short circuits. It falls under HTS 8535.29.0020 because it is an automatic circuit breaker rated for circuits exceeding 345kV. Used in utility-scale power grids for reliable switching and fault interruption.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Obtain IEEE/ANSI certifications and dielectric test reports; ensure SF6 gas handling complies with EPA regulations; declare exact voltage rating to avoid misclassification under lower kV subheadings