Harmonized System
U.S. exports of Instruments and Apparatus for Measuring or Checking Electrical Quantities — Without Recording Device (NESOI) (HS 903089) totaled $36.3M in August 2026.
Importers of Instruments and Apparatus for Measuring or Checking Electrical Quantities — Without Recording Device (NESOI) paid $2.6M in duties in August 2026, an average duty rate of 10.04% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Instruments and Apparatus for Measuring or Checking Electrical Quantities — Without Recording Device (NESOI) imports of $26.3M in August 2026 ran 25% below the year-to-date monthly average of $35.3M.
Last updated: August 2026 dataNon-recording electrical measurement instruments not covered by more specific subheadings — including specialized power quality analyzers, phase meters, and frequency counters used in industrial maintenance and grid management — enter under tariff line 9030890100. Mexico is the leading US import source for this residual category, with the United Kingdom, Germany, and Austria also significant suppliers. As with all NESOI classifications, importers must work through the heading's more specific subheadings before defaulting here, and should retain technical documentation demonstrating why the goods are not multimeters, telecom instruments, or semiconductor testers.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
775 import shipments a month
A power quality analyzer that measures parameters such as harmonics, power factor, and voltage sags without storing data may fit the non-recording power-measuring line under heading 903033. If it lacks a recording device and is not a multimeter but also does not fit the more specific power-measuring description, the NESOI line under 903089 applies. The distinction turns on whether 'power' measurement is the instrument's primary function versus a broader electrical-quality monitoring role.
CBP can reclassify the goods, assess back duties, and impose penalties for negligent or intentional misclassification. Because the NESOI designation is a catch-all, it is only correct after systematically ruling out every more specific description in the heading. Importers with recurring shipments of specialized instruments should consider a binding ruling to lock in the correct line.
Subheading 6 of 11 in heading 9030
Subheading 903089 · $36.3M of $560.2M
ImportsExports
Imports
$26.3MYoY · free account
Exports
$36.3MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $419.6M of Instruments and Apparatus for Measuring or Checking Electrical Quantities — Without Recording Device (NESOI) and exported $361.0M.
Through August 2026. Source: U.S. Census Bureau.
Trade Directory
List your company under HS 903089 — Instruments and Apparatus for Measuring or Checking Electrical Quantities — Without Recording Device (NESOI), so the companies trading it can find you. Be the first supplier listed.
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 |
|---|---|---|---|---|---|
| 9030890100 | Instruments & Apparatus W/O Recording Device NESOI | $26.1M | 10.04% | 70.39% | $2.6M |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 9030890100 | Instruments & Apparatus W/O Recording Device NESOI | $36.3M |
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.
Exports · August 2026
destination
customs district
origin
entry
rate provision · imports
28.5% enters free of duty; duty collected equals 10.04% of imports for consumption.