UL 60947-4-2
Low-Voltage Switchgear and Controlgear – Part 4-2: Contactors and Motor-Starters – AC Semiconductor Motor Controllers and Starters
standard by Underwriters Laboratories, 03/21/2014
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UL 60335-2-52
Household and similar electrical appliances – Safety – Part 2-52: Particular requirements for oral hygiene appliances
standard by Underwriters Laboratories, 04/24/2020
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UL 61215-2
Terrestrial Photovoltaic (PV) Modules – Design Qualification and Type Approval – Part 2: Test procedures
standard by Underwriters Laboratories, 02/28/2017
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