From United States to Northern Ireland
When travelling from United States to Northern Ireland: None of your United States plug types fit in Northern Ireland. You will need a travel adapter. Voltage is different (120V → 230V). Check your charger label; if it doesn’t list 230V you’ll also need a voltage converter. Frequency differs (60Hz → 50Hz). Modern phone and laptop chargers are usually fine, but some clocks, motors, and appliances may behave incorrectly.
United States
Northern IrelandYour plugs
Type A
No fit
Type B
No fit
Accepted in Northern Ireland
Type G
0 of 2 plug type(s) match
You: A, B • Northern Ireland: G
No fit for: A, B
Voltage: 120V → 230V
Different voltage
You may need a voltage converter.
Frequency: 60Hz → 50Hz
Different frequency
Check device supports both 50/60 Hz.
You will need an adapter and likely a converterAdapters you may need
Your plug shape does not fully match. Voltage differs; check for 100–240V support.
About electricity in Northern Ireland
Northern Ireland runs on 230V at 50Hz with Type G sockets.
Grid & history
Power in Northern Ireland is delivered at 230V/50Hz, consistent with the broader regional pattern. A detailed generation mix is not yet available on this page.
Availability
Mains supply is highly reliable in towns and cities; rural areas may see weather-related outages.
Sockets & hotels
Outlets are Type G throughout the country.
Energy mix
Data not available
Practical tips
- A Type G (UK-style) adapter is essential if your home country uses anything else.
- The supply is 230V, which phone and laptop chargers handle without issue, but check the label on any heating appliance before you plug it in.