You Do Need power plug adapter while traveling from New Caledonia to Cocos (Keeling) Islands.

Here is Why You Need An Adapter

The outlet and plug type used in Cocos (Keeling) Islands is I and in New Caledonia are C and F. This is how they look like.

In New Caledonia, outlets of type C and F are in use.

Type C

Type F

In Cocos (Keeling) Islands, outlets of type I are in use.

Type I

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