Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use – Part 2-201: Particular Requirements for Control Equipment
standard by Underwriters Laboratories, 05/14/2018
Standard for Automatic Electrical Controls for Household and Similar Use; Part 2: Particular Requirements for Humidity Sensing Controls
standard by Underwriters Laboratories, 02/15/2019
Hand-Held Motor-Operated Electric Tools – Safety – Part 1: General Requirements
standard by Underwriters Laboratories, 07/31/2007