List of Worldwide AC Voltages & Frequencies
Source: Ron Kurtus’ School for Champions (revised 13 February 2016)
The voltage and frequency of alternating current (AC) electricity used in
homes varies from country to country throughout the world. Typically, either
110-volt AC (110V) or 220-volt AC (220V) is used. Most countries use 50Hz
(50 Hertz or 50 cycles per second) as their AC frequency. Only a handful use
60Hz.
STANDARD IN THE UNITED STATES
The standard in the United States is 120V and 60Hz AC electricity.
STANDARD IN AUSTRALIA
The standard in Australia is 220V and 50Hz AC electricity.
STANDARD IN THE CANADA
The standard in Canada is 120V and 60Hz AC electricity.
LISTING PER COUNTRY
Of the over 200 countries listed below, most use 220-240 VAC. Others use
between 100-120VAC. Some countries, including the United States, use dual
voltages. 43 countries use 60Hz, while the rest use 50Hz.
Country
Voltage
Frequency
Country
Voltage
Frequency
Afghanistan
220V
50Hz
Kiribati
240V
50Hz
Albania
230V
50Hz
Korea, South
220V
60Hz
Algeria
230V
50Hz
Kuwait
240V
50Hz
American
Samoa
120V
60Hz
Kyrgyzstan
220V
50Hz
Andorra
230V
50Hz
Laos
230V
50Hz
Angola
220V
50Hz
Latvia
230V
50Hz
Anguilla
110V
60Hz
Lebanon
230V
50Hz
Antigua
230V
60Hz
Lesotho
220V
50Hz
Argentina
220V
50Hz
Liberia
120V
60Hz
Armenia
230V
50Hz
Libya
127/230V
50Hz
Aruba
127V
60Hz
Lithuania
230V
50Hz
Australia
240V
50Hz
Liechtenstein
230V
50Hz
Austria
230V
50Hz
Luxembourg
230V
50Hz
Azerbaijan
220V
50Hz
Macau
220V
50Hz
Azores
230V
50Hz
Macedonia
230V
50Hz
