Travel adapter from South Korea to Vietnam — do you need one?

Q: What plug is used in Vietnam?

Vietnam uses Type A and Type B and Type C plugs at 230 V, 50 Hz.

Compare the plug shapes, voltage and frequency in South Korea and Vietnam, and find out which adapter you need before you travel.

No adapter needed

You will not need a plug adapter — South Korea and Vietnam share at least one common plug shape (Type C). The mains frequency is also different (60 Hz vs 50 Hz). This rarely matters for electronics but can affect motor-driven devices like clocks and shavers.

Frequency differs (60 Hz vs 50 Hz). Rarely an issue for most electronics, but can affect motor-driven devices like clocks and shavers.

South Korea (home)

Type C Two round pins (Europlug) 220–240V Type F Two round pins + side earth contacts 220–240V

Vietnam (destination)

Type A Two flat parallel pins 100–127V Type B Two flat pins + round ground 100–127V Type C Two round pins (Europlug) 220–240V

Electrical specifications in Vietnam

Voltage

South Korea 230 V

Vietnam 230 V

Match

Frequency

South Korea 60 Hz

Vietnam 50 Hz

Differs

More about plugs in Vietnam

In Vietnam, the standard power plug is Type A and Type B and Type C. The country runs on 230 volts at 50 Hz. That means wall sockets in Vietnam can be one of 3 different shapes — Type A, Type B, Type C, and your plug needs to physically match the socket to fit.

Full Vietnam plug guide