Reference Source

UL 217

For UL 217, laboratory is UL LLC; standard title is Single and Multiple Station Smoke Detectors, verified against its source on 2026-08-10.

Laboratory
UL LLC verified
Standard number
UL 217 verified
Standard title
Single and Multiple Station Smoke Detectors verified
Sourceosha.gov
Verified
Review by
DatasetWhich OSHA NRTL is recognized for which test standard: all 21 labs' scopes of recognition, cross-referenced

What the source says

UL 217 | Single and Multiple Station Smoke Detectors |

— osha.gov, retrieved 2026-08-10

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.