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Arriel 2K, the Leonardo AW09 engine

The Arriel 2K is a 1,000 shp class of performance engine selected to power the new Leonardo AW09. It is the newest evolution of Arriel 2 family engines, the benchmark in its power class.

Around the world, an Arriel-powered helicopter takes off every 15 seconds – all day, every day

It meets the highest market standards in terms of reliability and robustness

Arriel 2D

Proven and robust technologies

The Arriel 2K is designed from proven and robust core engine technologies at the latest standard, featuring a compressor assembly (one axial and one centrifugal compressor) providing a high pressure ratio in a compact assembly and an annular combustion chamber for stable, clean and efficient fuel-burn. The Arriel 2K features optimized engine interface adaptations with AW09

100% safety oriented while reducing the workload for the pilot in all flight conditions, the Arriel 2K includes three channels of engine control with the latest generation of a dual channel FADEC, and an integrated engine automatic control system as backup.

The Arriel 2K is compatible with all the range of Safran EngineLife services.

As all Safran engines, the Arriel 2K is compatible with Sustainable Aviation Fuels (SAF).

Arriel 2E-2D assembly

The most popular helicopter engine in its class

Safran Helicopter Engines is the propulsion market leader for single-engine helicopters. The Arriel is one of Safran’s best sellers with over 15 000 engines in operation. Every day the engine enhances its reputation as a safe and reliable partner, especially for operators flying demanding EMS, search and rescue, law enforcement, maritime surveillance missions and aerial work.

  • © Free-Lance's / Safran
  • © Safran
  • © Adrien Daste / Safran