7025 Pentode Audio Output Tube from Japan
The 7025 is a ruggedized military-spec pentode vacuum tube, equivalent to the 12BY7, used in audio output stages and vertical deflection amplifiers in vintage television receivers. Its durable construction suits harsh environments, and it operates as a receiver or amplifier valve by controlling electron flow between electrodes. This tariff item covers thermionic valves and tubes of this kind, excluding cathode-ray tubes and other specialized types.
Duty Rate — Japan → Canada
Import Tips
• Ensure the tubes are classified as receiver or amplifier valves, not cathode-ray tubes, to use this tariff item
• Verify the goods are not considered electrical waste under Section Note 6 if they are non-functional
• Keep documentation of the tube's specifications to support the classification if questioned by CBSA