The helicopters will replace older ones in the fleet.
Four new helicopters have been bought by the State for use by the Irish Air Corps and Gardaí.
Delivery is expected in 2027 for the Airbus aircraft.
It's expected they will replace some of the smaller helicopters in the Defence Forces' fleet.
Mullingar's Declan Power, Security and Defence Analyst, says the current helicopter fleet is ageing:
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