XD Electric 1000kV UHVDC Circuit Breaker Prototype from Japan
1000kV ultra-high voltage direct current circuit breaker for HVDC converter stations. Classified under HTS 8535.29.0020 due to automatic circuit protection function in extreme high-voltage (>345kV) DC circuits. Specialized for renewable energy backbones.
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
• Provide DC-specific arc interruption test reports; comply with NERC HVDC standards; declare as prototype if pre-commercial to note special status