Electrical Safety Q & A

March 8, 2017 | Evaluations & Guidance


Our members often ask us questions related to electrical safety. We share our insights and advice on some common—and not-so-common—questions we’ve come across through the years.

To gain some assurance of a device’s electrical safety, U.S. healthcare facilities frequently check whether the device is “UL listed”—that is, whether the device has been tested by Underwriters Laboratories and found to meet the requirements of an appropriate UL standard. What some facilities may not recognize, however, is that UL is not the only private-sector organization that certifies electrical safety.

Seventeen organizations throughout the world are currently identified as Nationally Recognized Testing Laboratories (NRTLs), a designation developed by the U.S. Occupational Safety and Health Administration (OSHA). Identification as an NRTL means that an organization has met the necessary qualifications as a product-safety testing laboratory and product-certification entity. Note that some NRTLs only test nonmedical devices. More information about OSHA’s NRTL program, including contact information...

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