# NAICS 334515: Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

The SBA size standard for NAICS 334515 is 750 employees (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 334515 |
| Title | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals |
| Level | 6 |
| Parent | 33451 |
| Size standard | 750 employees |
| Footnote | - |

## Description

This U.S. industry comprises establishments primarily engaged in manufacturing instruments for measuring and testing the characteristics of electricity and electrical signals. Examples of products made by these establishments are circuit and continuity testers, voltmeters, ohm meters, wattmeters, multimeters, and semiconductor test equipment.

## 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/334515/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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