ABB OT40F3 Isolating Switch from Japan
The ABB OT40F3 is a 3-pole isolating switch rated for 40A at voltages exceeding 1,000V, used in industrial electrical panels to safely disconnect circuits for maintenance. It falls under HTS 8535.30.00 as an isolating switch designed for high-voltage applications, allowing manual disconnection without load interruption.
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
• Verify voltage rating exceeds 1,000V and obtain IEC 60947-3 certification to confirm classification as isolating switch
• Include detailed technical specs and test reports in documentation to avoid reclassification to lower-voltage switches