|Eurocopter’s hybrid is a version of the AS350 with a supplemental electrical system. Eurocopter
Eurocopter has conducted airborne testing of a hybrid helicopter that uses a turboshaft internal combustion engine with an electric motor and lithium ion polymer battery. The hybrid is a production version of the AS350 with a supplemental electric system. According to Eurocopter, the electrical systems and motor increase the pilot’s maneuverability during descent and autorotation by delivering power from the motor.