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8540.89.00.40/12AT7 Double Triode Vacuum Tube/Mexico

12AT7 Double Triode Vacuum Tube from Mexico

The 12AT7 (ECC81) is a medium-gain dual triode vacuum tube essential for audio preamplifiers in guitar amps and hi-fi systems. Classified under HTS 8540.89.00.40 as a tetrode-equivalent through its dual triode configuration in thermionic vacuum tube form. Known for its low noise and musical tone characteristics.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• Specify heater voltage (12.6V) and pin configuration (9-pin miniature) to confirm thermionic classification

• Include matching NOS (New Old Stock) certification for vintage tube authenticity requirements

• Watch for matched pair declarations which affect statistical reporting suffixes

12AT7 Double Triode Vacuum Tube from Mexico — Import Duty Rate | HTS 8540.89.00.40