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AutoGyro eCavalon

AutoGyro GmbH
Hildesheim, Germany

The AutoGyro eCavalon is an electric Short Take-Off and Landing (eSTOL) prototype of the Cavalon autogyro aircraft.

The eCavalon has a single main rotor and a Siemens 107 Hp (80 kW) electric motor with a rear mounted three-bladed pusher propeller. The battery pack is composed of Kokam prismatic cells and currently has an endurance of 30 minutes. It can carry two passengers. It has tri-cycle wheeled landing gear and is made largely of composite materials. The vehicle is 15.2 ft (4.7 m) long, 5.9 ft (1.8 m) wide and 9.2 ft (2.8 m) in height topped by its 27.5 ft (8.4 m) rotor. The aircraft weighs 660 lb (300 kg) and is capable of a 440 lb (200 kg) payload. Cruise speed is 90 mph (145 km/h) and top speed is 99 mph (160 km/h).

The prototype began with a Bosch General Aviation Technology electric motor in 2013 and switched to the Siemens electric motor in 2015.

The eCavalon was introduced at the AERO in Friedrichshafen in April 2015 and had its first flight on June 24 2015 at the Hildesheim airfield on June 24, 2015.


  • Passengers: 2
  • Empty weight: 300 kg (661 lb)
  • Gross weight: 500 kg (1,102 lb)
  • Powerplant: 1 × Siemens electric aircraft engine
  • Main rotor diameter: 8.4 m (27 ft 7 in)
  • Propellers: 3-bladed composite