Safran Helicopter Engines Arriel 2N turboshaft variant, certified in December 2014 and identified by Safran as the latest and most powerful Arriel variant. Safran rates 919 shp maximum continuous, 986 shp maximum takeoff, and 1,130 shp OEI; Safran and Airbus identify two Arriel 2N engines on the Airbus AS565MBe Panther.