EEVblog #1082 – What is the UL logo on products?

What does the UL type approval logo on consumer products mean?
What about TUV, ETL, GS, CCC and other marks?
Dave breaks down safety standards and compliance marks.

Previous video on the CE & FCC mark: https://www.youtube.com/watch?v=f0uvS80YIGU

Forum: http://www.eevblog.com/forum/blog/eevblog-1082-what-is-the-ul-logo-on-products/

Underwriters Laboratory UL Standard catalog: https://standardscatalog.ul.com/
ETL mark: http://www.intertek.com/marks/etl/
CSA Mark: https://www.csagroup.org/services-industries/

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