FM 3611 — Nonincendive Electrical Equipment for Use in Class I and II, Division 2, and Class III, Divisions 1 and 2, Hazardous (Classified) Locations
Reference: FM 3611 · Scheme: OSHA NRTL product safety. The 1 laboratory below appears in the Current list of Nationally Recognized Testing Laboratories for this standard. Retrieved July 2026; ranking criteria on the methodology page.
| # | Laboratory | Location | Cert / ID | Approved | Registry accreditations |
|---|---|---|---|---|---|
| 1 | SGS North America, Inc. | Suwanee, Georgia, United States | — | — | 3 |
Facts reproduced from the linked registry as retrieved July 2026. No ratings, no reviews — see methodology.