Also available in a front wheel bicycle motor model. This planetary-geared BLDC PWM 250 Watt 24 volt brushless hub motor weighs six pounds and comes with an eight inch three-pin cable attached. To operate this motor you will need a pulse width modulation (PWM) controller to convert the basic DC of a battery to a modulated current (the motor cable contains three power wires). Approximately 200 rpm at a 4-amp load. This hi-tech modern design comes from an American tradition of historical electric bike motor innovation that has been improved upon by the Swiss.