Heading off to the Cook Islands? It’s crucial to check if you’ll need a travel adaptor before you jet off.
Many countries sport different types of sockets and plugs compared to what we’re used to in the UK. Here’s everything you need to know about the plugs and sockets for your trip to the Cook Islands.
Do You Need a Travel Adaptor?
❗ Yes, you’ll need a travel adaptor in the Cook Islands.
Key Takeways
- 🔌 The sockets in the Cook Islands are type I.
- ⚡️ The voltage is 240V and the frequency is 50Hz.
- 🌎 You’ll need a travel adaptor for any UK electricals.
- 🔋 No need for a voltage converter for devices.
The Travel Adaptor You Need
We’ve scoured the market to find the top travel adaptor for your trip to the Cook Islands. You can check out the best-rated travel adaptor below. Just click the link and you’ll be whisked away to Amazon where you can easily order the adaptor.
Sockets in the Cook Islands
When you travel to the Cook Islands, you’ll encounter type I sockets. So, make sure you’ve got a travel adaptor if you’re coming from the UK.
Type I

Type I sockets are not compatible with type G plugs.
Do You Need a Voltage Converter in the Cook Islands?
✅ No, you don’t need a voltage converter.
In the Cook Islands, the mains voltage is 240V with a frequency of 50Hz. This matches almost the 230V and 50Hz in the UK, so your electrical devices will work there without any issues.
A voltage converter is not necessary. Always consult the manual of your device. If it says ‘INPUT: 100-240V, 50/60 Hz‘, it’s often suitable for worldwide use, which is quite common these days.


