U.S. imports of Switchgear & Switchboard Apparatus (NAICS 335313) totaled $2.9B in August 2026, imported from 124 countries.
Importers of Switchgear & Switchboard Apparatus paid $215.7M in duties in August 2026, an average duty rate of 7.49% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Switchgear & Switchboard Apparatus imports of $2.9B in August 2026 ran 23% above the year-to-date monthly average of $2.4B.
Last updated: August 2026 dataSwitchgear and switchboard apparatus — including circuit breakers, disconnect switches, panelboards, and metal-enclosed switchgear assemblies — are essential to electrical distribution systems in commercial, industrial, and utility applications. Products in this category are subject to UL and NEMA standards that effectively function as market-access requirements in the US, and many items sourced from China carry Section 301 tariff exposure. Classification complexity arises from the distinction between complete assemblies and component parts, as well as from voltage and current ratings that determine HTS subheading assignment. Importers should also be aware that certain switchgear used in critical infrastructure may be subject to procurement restrictions under federal cybersecurity and supply-chain security frameworks.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
129.1K import shipments a month
Complete switchgear assemblies and their individual components (e.g., circuit breakers, busbars, enclosures) often fall under different HTS headings with different duty rates. Whether a shipment qualifies as a complete assembly or must be classified as parts depends on the degree of assembly at time of importation and the applicable HTS rules. A licensed customs broker should review the configuration before entry.
Federal agencies including DHS and DOE have issued guidance and, in some cases, procurement restrictions on electrical equipment — including switchgear — sourced from certain foreign suppliers for use in critical infrastructure. Importers supplying utilities or government facilities should review applicable federal supply-chain security requirements in addition to standard tariff compliance.
ImportsExports
Imports
$2.9BYoY · free account
Exports
$904.9MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $26.7B of Switchgear & Switchboard Apparatus and exported $9.6B.
Through August 2026. Source: U.S. Census Bureau.
Imports · August 2026
origin
Mexico and Canada together supply 48% of it. China pays 37.1% duty; Mexico 1.6%.
customs district
Census does not publish district detail for this classification system.
destination
Census publishes state breakdowns for NAICS to the 4-digit level only. See NAICS 3353 for those.
entry
Census does not publish port detail for this classification system.
National industry 1 of 4 in naics industry 33531
National industry 335313 · $2.9B of $6.7B
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