The VoltAero Cassio 330 is a 5-seat hybrid-electric aircraft with a 330 kilowatt propulsion system. It is to be part of VoltAero's eco-friendly aircraft family designed for regional mobility. A full-scale mockup was showcased at the Farnborough Airshow. VoltAero is currently flying the Cassio S demonstrator, and announced plans to use a hydrogen internal combustion engine Kawasaki designed for a motorcycle. It would replace Kawasaki's conventional piston engines. The Cassio 330's electric motor will be a 180-kW Safran EngineUs 100.