20mm Kv 4700 Inrunner Brushless Motor

Powerful high RPM brushless inrunner for ducted fans

20mm diameter, 40mm long, 2.3mm shaft, Kv=4700, 20 amps maximum sustained current. Use in ducted fans of 50-59mm size. When used in our 56mm "XF-Fan" (ETH550), powered with a 3 cell Lipo, the motor draws about 19 amps. Can also be used in ducted fans by Vasa (VAS055) and Alfa (ALF5101).