Compare the plug shapes, voltage and frequency in Tonga and Sudan, and find out which adapter you need before you travel.
Adapter required
Yes — coming from Tonga, you will need a travel adapter for Sudan. Tonga uses Type I plugs, and Sudan uses Type C/Type D/Type G, so the pin shapes will not fit any wall socket.
Tonga (home)
Sudan (destination)
Electrical specifications in Sudan
Voltage
Frequency
More about plugs in Sudan
In Sudan, the standard power plug is Type C and Type D and Type G. The country runs on 230 volts at 50 Hz. That means wall sockets in Sudan can be one of 3 different shapes — Type C, Type D, Type G, and your plug needs to physically match the socket to fit.
Full Sudan plug guide