Compare the plug shapes, voltage and frequency in New Zealand and Oman, and find out which adapter you need before you travel.
Adapter required
Yes — coming from New Zealand, you will need a travel adapter for Oman. New Zealand uses Type I plugs, and Oman uses Type G, so the pin shapes will not fit any wall socket.
New Zealand (home)
Oman (destination)
Electrical specifications in Oman
Voltage
Frequency
More about plugs in Oman
In Oman, the standard power plug is Type G. The country runs on 230 volts at 50 Hz. That means every wall socket in Oman is the same shape — Type G, and your plug needs to physically match the socket to fit.
Full Oman plug guide