The areas affected include parts of Ballyteague, Kilmeague, Rathangan and Allenwood
Up to 339 customers are currently without electricity in the Mid/North-West of the county.
ESB says a fault was reported early this morning and work is ongoing to rectify the issue.
The areas affected include parts of Ballyteague, Kilmeague, Rathangan and Allenwood.
It is estimated that power will be restored by 5pm this evening.