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HTS code reference›Chapter 85: Electrical machinery and equipment; sound and television equipment›8540.79

HTS Code 8540.79

Other:

Official tariff path

Thermionic, cold cathode or photocathode tubes (for example, vacuum or vapor or gas filled tubes, mercury arc rectifying tubes, cathode-ray tubes, television camera tubes); parts thereof: › Microwave tubes (for example, magnetrons, klystrons, traveling wave tubes, carcinotrons), excluding grid-controlled tubes: › Other:

Level: hs6General duty: Varies / see child provision

What does HTS 8540.79 cover?

This provision appears in the 2026 Harmonized Tariff Schedule of the United States under the following legal tariff hierarchy. A product must match the wording and applicable section or chapter notes before this code is used on an entry.

  1. 1Thermionic, cold cathode or photocathode tubes (for example, vacuum or vapor or gas filled tubes, mercury arc rectifying tubes, cathode-ray tubes, television camera tubes); parts thereof:
  2. 2Microwave tubes (for example, magnetrons, klystrons, traveling wave tubes, carcinotrons), excluding grid-controlled tubes:
  3. 3Other:

More specific provisions

8540.79.10.00Klystrons8540.79.20.00Other

Nearby tariff provisions

8540.11Color:8540.12Monochrome:8540.20Television camera tubes; image converters and intensifiers; other photocathode tubes:8540.40.10Data/graphic display tubes, monochrome; data/graphic display tubes, color, with a phosphor dot screen pitch smaller than 0.4 mm8540.60.00Other cathode-ray tubes8540.71Magnetrons:8540.81.00.00Receiver or amplifier tubes8540.89.00Other
Official source and limitations

Based on USITC HTS 2026 Revision 12, published July 21, 2026. The general rate does not include every origin-specific program, Section 301 or 232 measure, antidumping or countervailing duty, quota, or other agency requirement.

Open this code in the official USITC search ↗