Bye Aerospace’s electric Sun Flyer 2 successfully completed the first official flight test with a Siemens electric propulsion motor 8 February at Centennial Airport, south of Denver, Colo. The Sun Flyer family of aircraft, including the 2-seat Sun Flyer 2 and the 4-seat Sun Flyer 4, aims to be the first FAA-certified, practical, all-electric airplanes to serve the flight training and general aviation markets. Siemens will provide electric propulsion systems for the Sun Flyer 2 airplane—the 57 lb. SP70D motor with a 90 kW peak rating (120 HP), and a continuous power setting of up to 70 kW (94 HP). Siemens SP70D motor. Sun Flyer brings the full promise of electric propulsion to the market with safe, practical and reliable electric aircraft. The all-electric operation requires no aviation fuel and results in zero emissions and significantly lower noise pollution compared to conventional aircraft. The sleek Sun Flyer design also […]