# NAICS 335311: Power, Distribution, and Specialty Transformer Manufacturing

The SBA size standard for NAICS 335311 is 800 employees (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 335311 |
| Title | Power, Distribution, and Specialty Transformer Manufacturing |
| Level | 6 |
| Parent | 33531 |
| Size standard | 800 employees |
| Footnote | - |

## Description

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.

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/335311/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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