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HTS code reference›Chapter 85: Electrical machinery and equipment; sound and television equipment›8540.79.10.00
US HTS · 2026 REVISION 12

HTS Code 8540.79.10.00

Klystrons

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: › Klystrons

Level: statistical10General duty: 3.3%Unit: No.
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Does HTS 8540.79.10.00 fit your product?

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  • The product must match the tariff wording: Klystrons.
  • This page is a reporting provision; verify the complete product description and chapter notes before filing.
  • The displayed duty is 3.3%; origin programs, trade remedies, quotas and taxes may change the final amount.

What does HTS 8540.79.10.00 cover?

This provision appears in the 2026 Harmonized Tariff Schedule of the United States under the following legal tariff hierarchy.

  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:
  4. 4Klystrons

Nearby tariff provisions

These are the alternatives worth comparing when one product fact changes.

8540.79.20.00Other
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.

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