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Siebel Si 201


Siebel Si 201

Siebel Si 201
Role air observation post
National origin Germany
Manufacturer Siebel Flugzeugwerke Halle K.G.
First flight 1938
Number built 2

The Siebel Si 201 was a German air observation post and army co-operation aircraft designed and built by Siebel. Evaluated against other types the Si 201 did not enter production and only two prototypes were built.

Design and development

Designed to meet a requirement for an air observation post and army co-operation aircraft the Si 201 first flew in 1938. Evaluated against the Fieseler Fi 156 and Messerschmitt Bf 163.[1] The Fi 156 was ordered into production and only the two prototype 201s were built.

The Si 201 was a high-wing braced monoplane with a tail-wheel landing gear. Powered by an Argus As 10C mounted above the wing and driving a pusher propeller.[1] It had a boxy, fully glazed forward fuselage with room for a pilot and observer in tandem.


Data from Warplanes of the Third Reich[2]

General characteristics
  • Crew: 2
  • Length: 10.401 m (34 ft 1 12 in)
  • Wingspan: 14.002 m (45 ft 11 14 in)
  • Height: 3.397 m (11 ft 1 34 in)
  • Wing area: 31.00 m2 (333.7 sq ft)
  • Empty weight: 1,120 kg (2,469 lb)
  • Gross weight: 1,440 kg (3,175 lb)
  • Powerplant: 1 × Argus As 10C air-cooled inverted V8 engine, 180 kW (240 hp)


  • Maximum speed: 185 km/h; 100 kn (115 mph) at sea level
  • Cruise speed: 150 km/h; 81 kn (93 mph)
  • Range: 451 km; 243 nmi (280 mi)
  • Service ceiling: 5,502 m (18,050 ft)
  • Rate of climb: 4.20 m/s (827 ft/min)
  • Time to altitude: 4.5 min to 1,000 m (3,300 ft)

See also

Aircraft of comparable role, configuration and era

Related lists




  • Green, William. Warplanes of the Third Reich. New York, Doubleday, 1970. ISBN 0-385-05782-2.

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