Select the country you are from to see if you need a power plug adapter when travelling to Saint Helena, Ascension and Tristan da Cunha.

Saint Helena, Ascension and Tristan da Cunha electrical outlets & plugs

Saint Helena, Ascension and Tristan da Cunha uses power outlets and plugs of type G. Take a look at the picture below to see what this plug and power socket looks like:

Doesn't look familiar?

Do the outlets look different in your country? You'll need a power plug adapter.

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  • Type G - From British origin, mainly used in the United Kingdom, Ireland, Malta, Malaysia and Singapore, but also in quite a few other countries. No other plug types fit into an outlet of type G.

Electricity in Saint Helena, Ascension and Tristan da Cunha - voltage and frequency

All power sockets in Saint Helena, Ascension and Tristan da Cunha provide a standard voltage of 230V with a standard frequency of 50Hz.

You can use all your equipment in Saint Helena, Ascension and Tristan da Cunha if the outlet voltage in your own country is between 220V-240V. This is the case in most of Europe, Australia, the United Kingdom and most countries in Africa and Asia.

If the standard voltage in your country is in the range of 100V-127V (which is most common in the US, Canada and countries in South America) you might need a voltage converter in Saint Helena, Ascension and Tristan da Cunha.

The standard frequency in Saint Helena, Ascension and Tristan da Cunha is 50Hz. If this frequency differs from the frequency used in your home country, please use caution when plugging in your devices. Check the small print on the device to see if the device can handle the frequency. Please note we regularly check our electricity information with the International Electrotechnical Committee (IEC)

Small print on the device or power adapter indicates what voltages the device can work with. If you see 100-240V 50/60Hz printed, the adapter is rated to work on all voltages used worldwide. Please note that power plug adapters only convert plug types and do not convert voltages.

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Frequently asked questions

In Saint Helena, Ascension and Tristan da Cunha they use power plugs and electrical outlets of type G.

Saint Helena, Ascension and Tristan da Cunha electrical outlets and plug types

The standard voltage in Saint Helena, Ascension and Tristan da Cunha is 230V at a frequency of 50Hz.