UL 827
For UL 827, standard title is Central-Stations for Watchmen, Fire-Alarm, and Supervisory Services; nrtl is FM; laboratory is FM Approvals; status is currently recognized, recorded from its source on 2026-08-10.
- Test standard
- UL 827 verified
- Standard title
- Central-Stations for Watchmen, Fire-Alarm, and Supervisory Services verified
- NRTL
- FM verified
- Laboratory
- FM Approvals verified
- Status
- currently recognized our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
UL 827 | Central-Stations for Watchmen, Fire-Alarm, and Supervisory Services |
— osha.gov, retrieved 2026-08-10
Source
- osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/fm