... poles Power 20 ~ 40W Our standard AC induction gear motors and reversible gear motors includes 4, 6, 10, 15, 20, 25, 30, 40 ... , 60, 90, 120, 140 and 200 Watt motors which can ... There are mainly four type: Fixed Speed Motors, Variable Speed Motors, Electromagnetic Brake Motors and Torque Motors. Most of them are directly interchangeable with ...