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SITCSection 7
U.S. imports of fuses for electrical apparatus (circuits not exceeding 1,000 volts) (SITC 77251) totaled $41.0M in April 2026, traded with 43 countries.
Importers of Fuses for Electrical Apparatus (Circuits Not Exceeding 1,000 Volts) paid $2.8M in duties in April 2026 — an effective duty rate of 19% on $14.8M in dutiable value, based on actual customs collections rather than the published tariff schedule. Fuses for Electrical Apparatus (Circuits Not Exceeding 1,000 Volts) imports of $41.0M in April 2026 ran 17% above the year-to-date monthly average of $35.1M.
Last updated: April 2026 dataLow-voltage fuses — the sacrificial overcurrent protection elements used in consumer electronics, appliances, automotive systems, and industrial control panels operating at or below 1,000 V — are widely traded components with broad end-use reach. Product distinctions that matter at classification include current rating, interrupting capacity, physical form factor (cartridge, blade, resettable), and whether the fuse is a discrete component or part of a fuseholder assembly. Goods originating in China may be subject to Section 301 tariffs, and importers should verify whether any product-specific exclusions remain active.
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A fuseholder presented separately from fuses generally classifies as an electrical connector or accessory rather than as a fuse. When fuses and holders are imported together as a set, classification follows the component that gives the set its essential character — typically the fuse itself — but the specific configuration and packaging matter. Consulting a licensed customs broker is recommended for combination shipments.
Resettable PTC (positive temperature coefficient) devices function as overcurrent protectors but may be classified differently from conventional one-time fuses depending on their construction and the applicable tariff schedule notes. Importers should review the technical description carefully and consider a binding ruling if the device's classification is not clearly established.
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Monthly import values over time