Sound Level Calibrator from Mexico
Portable acoustic device generating precise 94/114 dB tones at 1kHz for field calibration of sound level meters in occupational safety. Classified HTS 9027.89.80.90 for sound measuring apparatus. Meets IEC 60942 Class 1 standards.
Duty Rate — Mexico → United States
10%
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
Import Tips
• Include NIST/ILAC calibration certificates valid for US safety compliance
• Specify as standalone calibrator, not integrated dosimeter accessory
• Avoid classification with microphones under parts headings