Reference Source

UL 427

For UL 427, laboratory is CSA Group Testing and Certification Inc; standard title is Refrigerating Units, verified against its source on 2026-08-10.

Laboratory
CSA Group Testing and Certification Inc. verified
Standard number
UL 427 verified
Standard title
Refrigerating Units 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 427 | Refrigerating Units |

— 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.