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NAICS Code· 335311

Power, Distribution, and Specialty Transformer Manufacturing

This U.S. industry comprises establishments primarily engaged in manufacturing power, distribution, and specialty transformers (except electronic components). Industrial-type and consumer-type transformers in this industry vary (e.g., step up or step down) voltage but do not convert alternating to direct or direct to alternating current. Illustrative Examples: Fluorescent ballasts (i.e., transformers) manufacturing Substation transformers, electric power distribution, manufacturing Distribution transformers, electric, manufacturing Transmission and distribution voltage regulators manufacturing Cross-References.Show more

NAICS 335311 – Power, Distribution, and Specialty Transformer Manufacturing encompasses the design, fabrication, and assembly of transformers used to regulate, step up, or step down electrical voltage in power distribution networks and specialized applications. This includes oil-filled and dry-type transformers for military bases, remote field operations, renewable energy installations, and critical infrastructure systems.

Awarded Contractors

Companies that have received federal awards classified under NAICS 335311.

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NAICS 335311 FAQ

Frequently Asked Questions

NAICS code 335311 covers Power, Distribution, and Specialty Transformer Manufacturing. This U.S. industry comprises establishments primarily engaged in manufacturing power, distribution, and specialty transformers (except electronic components). Industrial-type and consumer-type transformers in this industry vary (e.g., step up or step down) voltage but do not convert alternating to direct or direct to alternating current. Illustrative Examples: Fluorescent ballasts (i.e., transformers) manufacturing Substation transformers, electric power distribution, manufacturing Distribution transformers, electric, manufacturing Transmission and distribution voltage regulators manufacturing Cross-References.

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