The new KDE Direct 1917H-N42 High-Performance Brushless Motor is an extremely efficient and powerful motor for any 90-sized Electronic helicopter and is now available.
This motor was specifically designed as a drop-in powerhouse for the KDE Direct TREX 700N E-Conversion components. In collaboration with Neumotors, the motors is custom designed for KDE Direct and has an updated N42 magnet core, extremely low resistance windings, extended 41mm pinion shaft, easily replaceable bearings, and other upgrades to make it extremely unique and powerful for sport and hard-3D flight. The motor is designed to handle extreme-power setups and has been optimized for governor-control algorithms of common ESCs on the market; making this motor the most capable offering in the RC helicopter marketplace and is a true testament to the quality of both KDE Direct and the Neumotors brand.
| kV | 520 rpm/V |
| Maximum Power | 5,000+ W |
| Maximum Efficiency | 93 % |
| (@10V) | 2.2 A |
| Rm (Winding Resistance) | 0.013 Ω |
| Maximum Speed | 35,000 rpm |
| Rotor Poles | 8 (24 Pole Stator) |
| Shaft Diameter | 6 mm |
| Shaft Length | 41 mm |
| Motor Diameter | 56 mm |
| Motor Length | 83 mm |
| Motor Weight | 530 g |
| Cooling System | High-Volume Fan and Fins |
| SC PWM Rate | 11-16 k |
Source: KDE Direct
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SICK!