Coal-free electric motor (brushless) very high performance, special for helicopters category 600-650, produced by the first manufacturer of thermal engines in the world. Equipped with a reinforced external housing, mounted on large ball bearings with the original O.S. To deliver maximum power for a very long time thanks in particular to the use of very high quality materials and thanks to very high machining precision. It requires the use of a speed drive of 75A and a lipo battery of 12 elements. 10 pole engine, KV: 560. Carter diameter: 45mm. Carter length: 58mm. Axis diameter: 6mm. Axis length: 35mm. Weight: 372g. 4mm sockets. Food: 44.4V. STD intensity: 75A. Max intensity: 125A. Number of laps: 10.