Key facts
- HS subheading
- 8504.40
- Duty (MFN)
- Free
- National lines
- 22
- Tariff
- United States
- 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
Summary
The United States tariff splits HS 8504.40 (static converters) into 22 national lines: 8504.40.40.00 (speed drive controllers for electric motors), 8504.40.60.01 (with a power output not exceeding 50 W), 8504.40.60.07 (with a power output exceeding 50 W but not exceeding 150 W), 8504.40.60.12 (with a power output exceeding 150 W but not exceeding 500 W) and 18 others. Every United States line under 8504.40 is free of general (MFN) duty.
United States lines under 8504.40
The United States tariff splits HS 8504.40 (static converters) into 22 national lines: 8504.40.40.00 (speed drive controllers for electric motors), 8504.40.60.01 (with a power output not exceeding 50 W), 8504.40.60.07 (with a power output exceeding 50 W but not exceeding 150 W), 8504.40.60.12 (with a power output exceeding 150 W but not exceeding 500 W) and 18 others.
Every United States line under 8504.40 is free of general (MFN) duty.
- 8504.40.40.00Speed drive controllers for electric motorsDuty: Free
- 8504.40.60.01With a power output not exceeding 50 WDuty: Free
- 8504.40.60.07With a power output exceeding 50 W but not exceeding 150 WDuty: Free
- 8504.40.60.12With a power output exceeding 150 W but not exceeding 500 WDuty: Free
- 8504.40.60.18OtherDuty: Free
- 8504.40.70.01With a power output not exceeding 50 WDuty: Free
- 8504.40.70.07With a power output exceeding 50 W but not exceeding 150 WDuty: Free
- 8504.40.70.12With a power output exceeding 150 W but not exceeding 500 WDuty: Free
- 8504.40.70.18OtherDuty: Free
- 8504.40.85.00For telecommunication apparatusDuty: Free
- 8504.40.95.10With a power output not exceeding 50 WDuty: Free
- 8504.40.95.20With a power output exceeding 50 W but not exceeding 150 WDuty: Free
- 8504.40.95.30With a power output exceeding 150 W but not exceeding 500 WDuty: Free
- 8504.40.95.40OtherDuty: Free
- 8504.40.95.50OtherDuty: Free
- 8504.40.95.71Of a capacity not exceeding 200 WDuty: Free
- 8504.40.95.73Of a capacity exceeding 200 W but not exceeding 650 WDuty: Free
- 8504.40.95.75Of a capacity exceeding 650 W but not exceeding 20,000 WDuty: Free
- 8504.40.95.77Of a capacity exceeding 20,000 W but not exceeding 125,000 WDuty: Free
- 8504.40.95.78Of a capacity exceeding 125,000 W but not exceeding 1,000,000 WDuty: Free
- 8504.40.95.79OtherDuty: Free
- 8504.40.95.80OtherDuty: Free
In other countries
No other national tariff on border.bot has live lines under 8504.40 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 8504.40?
The United States tariff splits HS 8504.40 (static converters) into 22 national lines: 8504.40.40.00 (speed drive controllers for electric motors), 8504.40.60.01 (with a power output not exceeding 50 W), 8504.40.60.07 (with a power output exceeding 50 W but not exceeding 150 W), 8504.40.60.12 (with a power output exceeding 150 W but not exceeding 500 W) and 18 others.
What is the duty on HS 8504.40 in the United States?
Every United States line under 8504.40 is free of general (MFN) duty.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: