Lighting Certification - NRTL Certification and Listing

Why Does U.S. Use 120V as Standard?

International travelers often require power adapters to convert from 230V to 120V or vice versa. Most of the world uses 230V as their standard power source. How did the United States come to choose 120V?

Click here to read the entire article detailing how the U.S. came to adapt 120V instead of 230V. This history lesson helps technical people understand how the U.S. arrived at their decision.
 

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Mastering electrical product requirements from all across the globe is one of the benefits of using Product Safety Consulting as your conduit to understanding and complying with Safety Standards all over the world.