Product overview
The Scorpion MII-4010-400KV is a motor designed for multicopter applications. Its construction combines a balanced rotor with a 40 mm diameter, 10 mm thick stator, 12 stator arms and 14 stator poles. The winding uses a 10 Turn Y arrangement with 13-strand 0.25 mm wire. The motor has a 48.8 mm outside diameter, a 32.17 mm body length and a 3.98 mm shaft diameter, with an overall shaft length of 36.5 mm.
Rated at 400KV RPM/Volt, the motor supports a maximum LiPo cell count of 10s. Maximum continuous current is 40 Amps and maximum continuous power is 1480 Watts; peak ratings are 56 Amps and 2070 Watts for 2 seconds. No-load current is 0.38 Amps at 10V. Propeller fit accommodates 12mm screw-hole spacing and 6mm or 8mm inner diameters. The motor uses a 4*11*4 bearing, while an M-40 series shaft and MII-40 series bearing are optional accessories.
