Section 1: What is North American cTUVus & ETL?

The Occupational Safety and Health Administration (OSHA) under the U.S. Department of Labor requires products used in the workplace to be tested and certified by a nationally recognized laboratory before they can be sold in the market. The testing standards used include American National Standards Institute (ANSI); American Society for Testing and Materials (ASTM); Underwriters Laboratory (UL); and research organization standard for mutual recognition of factories.

Overview of NRTL, cTUVus, and ETL

• NRTL is short for Nationally Recognized Testing Laboratory. A total of 18 third-party certification and testing institutions have been recognized by NRTL, including TUV, ITS and MET so far.
• cETLus Mark: North America Certification Mark of Electrical Testing Labs of United States.
• cTUVus Mark：North America Certification Mark of TUV Rheinland.

Key Standards for  North American cTUVus & ETL

North American cTUVus & ETL Process for Batteries

Provide a detailed step-by-step guide to the certification process：

• Pre-Assessment – Identify applicable standards
• Testing & Evaluation – Conduct compliance tests in an accredited lab
• National Approvals – Apply for country-specific certifications

Why Choose MCM

• MCM serves as a witness laboratory for TUV RH and ITS on the North American certification program. All tests can be conducted in the MCM laboratory, providing customers with better face-to-face technical communication services.
• MCM is a member of the UL Standards Committee, participating in the development and revision of UL standards, and keeping abreast of up-to-date standards information.

FAQ

• Q: What is NRTL North America certification?

A: NRTL certification is a North American certification certificate and report issued by the NRTL agency authorized by the official recognition of the United States:

• Q: Does NRTL certification involve factory audit?

A: Different NRTL certification agencies have different requirements, for example, TUV RH audits twice a year, ETL audits four times a year, UL Meihua audits four times a year, the specific requirements are subject to the notice of the relevant departments of the institution.

• Q: What are the NRTL certification marks?

A: The standards under the control of OSHA of the United States Occupational Safety and Health Administration can have different certification marks according to different NRTL institutions, such as TUV RH corresponding to cTUVus/cTUV/TUVus Mark and ITS corresponding to ETL and other marks.

The US at the bottom right is applicable to the United States, the C at the bottom left is applicable to Canada, and a "have" is applicable to both countries.

• Q: What standards are applicable to common consumer batteries and cells?

A: The common consumer cell certification standard is UL1642, and the common consumer battery certification standard is UL2054.

• Q: NRTL audit factory basic requirements?

A: At the time of factory inspection, the factory must have: 1) online production of certified products, or 2) online production of similar products plus inventory of certified products.