Magnetron Oscillator Tube from Canada
A magnetron tube is a high-power vacuum tube that generates microwave frequencies using the interaction of a stream of electrons from a heated cathode and a powerful magnetic field. It falls under HTS 8540.89.00 as an other thermionic tube, specifically a cold cathode or vacuum tube used primarily in microwave ovens and radar systems.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify tube specifications match thermionic/vacuum tube definitions; provide technical datasheets for customs classification
• Ensure RoHS compliance documentation as these tubes often contain hazardous materials like mercury