Siemens SP90G

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Type Electric aircraft engine
National origin Germany
Manufacturer Siemens

The Siemens SP90G is a German electric motor for powering electric aircraft, designed and produced by Siemens AG of Erlangen.[1]

Design and development[edit]

The SP90G is a brushless design producing 65 kW (87 hp), with an outrunner coil. The design uses a planetary gear mechanical gearbox reduction drive.[1]

Specifications (SP90G)[edit]

Data from Tacke[1]

General characteristics

  • Type: Brushless electric aircraft engine
  • Length: 180 mm (7.1 in)
  • Diameter: 224 mm (8.8 in)
  • Dry weight: 13 kg (28.7 lb)



See also[edit]

Related lists


  1. ^ a b c Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262-263. Flying Pages Europe SARL, 2015. ISSN 1368-485X