Free interactive USD ($) tool

US Power Plug (Type A & B) & 120V/60Hz Voltage Compatibility Checker

Check whether your chargers, CPAP machine, hair dryer, or straightener work on the United States 120V 60Hz grid and whether you need a Type A/B adapter.

US Electrical Standard: Type A & B Flat Prongs · 120V · 60Hz

United States Power Plug & 120V Voltage Compatibility Checker

The United States uses Type A (two flat parallel pins) and Type B (two flat pins + round grounding pin) outlets running at 120 Volts and 60 Hz. Select your home region and device type below to see if you need a plug adapter or a voltage converter.