Industrial Grade Sulfur Hexafluoride for GIS Switchgear from Japan
Technical grade SF6 gas for gas-insulated switchgear (GIS) in high-voltage electrical substations. HTS 2812.90.0010 covers this chemically defined nonmetal halide oxide essential for arc quenching.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include technical specifications confirming SF6 composition; blends with N2 may classify as 3824.79
• Register with EPA's SF6 tracking system before import; maintain emission records
• Ensure cylinder valves meet CGA standards to prevent customs holds