# Division 1 · equipment category · Category 2 — North American vs IEC/ATEX explosion protection designations

For Division 1, category is equipment category; iec / atex designation is Category 2; basis or note is Division 1 equipment generally satisfies Category 2, recorded from its source on 2026-10-06.

- **Category:** equipment category _(our reading, not quoted from the source)_
- **North American designation:** Division 1 _(verified: appears in the quote below)_
- **IEC / ATEX designation:** Category 2 _(verified: appears in the quote below)_
- **Basis or note:** Division 1 equipment generally satisfies Category 2 _(verified: appears in the quote below)_

## What the source says

> Map existing equipment to ATEX categories (Division 1 equipment generally satisfies Category 2; Division 2 satisfies Category 3)

## Related records

- [Division 2 · equipment category · Category 3](https://referencesource.org/ex-classification-system-crosswalk/category-3-equipment-category-division-2/)

## Source

- https://exknowledge.com/pages/nec-500-vs-atex-iec.html

Last verified: 2026-10-06. Review by: 2028-10-05.
Part of [North American vs IEC/ATEX explosion protection designations](https://referencesource.org/ex-classification-system-crosswalk/).