U.S. imports of Multi-Phase AC Motors, Output Exceeding 75 kW (HS 850153) totaled $150.7M in August 2026, imported from 46 countries.
Importers of Multi-Phase AC Motors, Output Exceeding 75 kW paid $20.6M in duties in August 2026, an average duty rate of 14.10% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Multi-Phase AC Motors, Output Exceeding 75 kW imports of $150.7M in August 2026 ran 24% above the year-to-date monthly average of $121.5M.
Last updated: August 2026 dataLarge multi-phase AC motors above 75 kW drive heavy industrial processes — including compressors, mills, and pumps in oil and gas, mining, and water treatment — where three-phase power and high continuous output are standard requirements. The US schedule extends up to and beyond 373 kW, with line 8501538060 covering all motors above 373 kW without an upper cap, making it the catch-all for the largest industrial AC machines. Mexico leads imports, with Japan and Brazil also significant suppliers, and Brazil's presence reflects its established industrial motor manufacturing base serving export markets.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
3.2K import shipments a month
Line 8501534040 covers AC motors greater than 75 kW but less than 149.2 kW for use on civil aircraft. To claim this provision, importers typically need a purchase order or end-use certificate identifying the aircraft application, along with any applicable FAA or manufacturer documentation linking the motor to a specific aircraft program. CBP may request this documentation at entry or during a post-entry audit.
Yes, AC motors of Chinese origin classified under this heading are generally subject to Section 301 tariffs. Given that large industrial motors often involve long lead times and significant capital expenditure, importers should factor trade-remedy costs into procurement decisions and evaluate whether alternative supply from Mexico, Japan, or other non-affected origins is commercially viable.
Subheading 4 of 17 in heading 8501
Subheading 850153 · $150.7M of $1.2B
Trade Directory
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ImportsExports
Imports
$150.7MYoY · free account
Exports
$44.2MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $1.4B of Multi-Phase AC Motors, Output Exceeding 75 kW and exported $532.4M.
Through August 2026. Source: U.S. Census Bureau.
HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Imports for consumption | Average duty rate | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 8501538040 | AC Motors, Multi-Phase, Gt 150 Kw But Lt= 373 Kw | $62.4M | 9.15% | 37.38% | $5.7M |
| 8501538060 | AC Motors, Multi-Phase, Gt 373 Kw | $56.5M | 19.39% | 87.79% | $11.0M |
| 8501534080 | AC Motors Gt 75 Kw But Lt 149.2 Kw Output NESOI | $23.4M | 14.29% | 54.37% | $3.3M |
| 8501536000 | AC Motors Multi-Phase, Gt=149.2 Kw But Lt=150 Kw | $3.3M | 18.59% | 82.77% | $620K |
| 8501534040 | AC Motors Gt 75 Kw, Lt 149.2 Kw, For Civil Aircrft | $720K | 0.15% | 1.46% | $1K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
Import lines come from the U.S. Harmonized Tariff Schedule and export lines from Schedule B. The two are numbered by different agencies, so the same 10-digit code can appear in both tables describing a different product.
Imports · August 2026
origin
Mexico and China together supply 53% of it. China pays 41.9% duty; Japan 5.6%.
customs district
destination
entry
rate provision · imports
38.4% enters free of duty; duty collected equals 14.10% of imports for consumption.