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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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