Section XVI — Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles
Chapter 85 — Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles
Heading 8540 — Thermionic, cold cathode or photocathode valves and tubes (for example, vacuum or vapour or gas filled valves and tubes, mercury arc rectifying valves and tubes, cathode ray tubes, television camera tubes).
National subdivision 8540.8 — Other valves and tubes:
Subheading 8540.81 — Receiver or amplifier valves and tubes
HS code
8540.81.00 Receiver or amplifier valves and tubes
Last Verified Date - 1 October 2026
Common commodities
Audio amplifier triodeGrid-controlled pentodeReceiving tetrodeGeneral signal triodeVacuum audio amplifierPentagrid valve for radioReceiver pentodeElectronic audio tetrodeAmplifying vacuum tubeGrid-controlled valve for signals