... lighter weight, high energy density GM7 Asynchronous Servo Motor It can adapt with lots of variable types ... system. The performance is abosolutelydefferent with normal inverter motor. It is used on numrecalmachine tools. Building ... Good price based on strong performanceTechnical Specification Motor TypeInverter (spindle motor )(AC induction motor)Insulation ClassClass F, Special insulation designFeed ...