The Geiger HDP 13.5 is a German electric motor for powering electric aircraft, designed and produced by Geiger Engineering of Seigendorf, Hirschaid, Oberfranken.Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262-263. Flying Pages Europe SARL, 2015.

Design and development The HDP 13.5 is a brushless 58 volt design producing , with an outrunner coil. It has a 93% efficiency. The low working rpm of the engine means that it can turn a propeller at efficient speeds without the need for a reduction drive.

Specifications (HDP 13.5)

See also

References

External links