UL 1558
What is the laboratory for UL 1558?
For UL 1558, laboratory is Intertek Testing Services NA, Inc; standard title is Metal-Enclosed Low-Voltage Power Circuit Breaker Switchgear, verified against its source on 2026-09-17.
UL 1558 | Metal-Enclosed Low-Voltage Power Circuit Breaker Switchgear |
— osha.gov, retrieved 2026-08-10
- Laboratory
- Intertek Testing Services NA, Inc.
- Standard number
- UL 1558 verified
- Standard title
- Metal-Enclosed Low-Voltage Power Circuit Breaker Switchgear verified
Source
- osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/its