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ETL is the abbreviation of ETL Testing Laboratories Inc, founded by Thomas Edison in 1896 and an NRTL (Nationally Recognized Testing Laboratory) recognised by US OSHA. After more than 100 years, the ETL mark has gained wide recognition and acceptance among major North American retailers and enjoys a high reputation comparable to UL. The ETL mark is the exclusive mark of Intertek, a leading global quality and safety organisation. Any electrical, mechanical or electromechanical product bearing the ETL verification mark has been tested and conforms to the relevant industry standards.
