A motor comprising: a stator ; and a rotor configured to rotate relative to the stator , wherein the stator comprises: a stator core that defines a back yoke of the motor, wherein the stator core comprises an upper axial end and a lower axial end, axially distal from the upper axial end, teeth that extend radially inward from the back yoke, first ends of coils that extend to a portion of the teeth and that are configured to provide power to the stator , coils , each of the coils being wound around one of the teeth , wherein a first end of each of the coils is upwardly drawn out of the one of the teeth , and an upper insulator coupled to a top surface of the stator core , and wherein the upper insulator comprises: power terminal units , each of the power terminal units being connected to one of the first ends of coils , an upper insulator body that insulates the power terminal units from the stator core , and characterized in that the upper insulator further comprises protrusions that radially inward protrude from the upper insulator body , each of the protrusions defining a guide hole configured to receive one of the first ends of the coils therein, and each of the power terminal units comprises a power terminal disposed on a top surface of the one of the protrusions and connected to one of the first ends of the coils that passes through the guide hole . a stator ; and a rotor configured to rotate relative to the stator , wherein the stator comprises: a stator core that defines a back yoke of the motor, wherein the stator core comprises an upper axial end and a lower axial end, axially distal from the upper axial end, teeth that extend radially inward from the back yoke, first ends of coils that extend to a portion of the teeth and that are configured to provide power to the stator , coils , each of the coils being wound around one of the teeth , a stator core that defines a back yoke of the motor, wherein the stator core comprises an upper axial end and a lower axial end, axially distal from the upper axial end, teeth that extend radially inward from the back yoke, first ends of coils that extend to a portion of the teeth and that are configured to provide power to the stator , coils , each of the coils being wound around one of the teeth , wherein a first end of each of the coils is upwardly drawn out of the one of the teeth , and an upper insulator coupled to a top surface of the stator core , and wherein the upper insulator comprises: power terminal units , each of the power terminal units being connected to one of the first ends of coils , an upper insulator body that insulates the power terminal units from the stator core , and characterized in that the upper insulator further comprises protrusions that radially inward protrude from the upper insulator body , each of the protrusions defining a guide hole configured to receive one of the first ends of the coils therein, and each of the power terminal units comprises a power terminal disposed on a top surface of the one of the protrusions and connected to one of the first ends of the coils that passes through the guide hole . power terminal units , each of the power terminal units being connected to one of the first ends of coils , an upper insulator body that insulates the power terminal units from the stator core , and characterized in that the upper insulator further comprises protrusions that radially inward protrude from the upper insulator body , each of the protrusions defining a guide hole configured to receive one of the first ends of the coils therein, and each of the power terminal units comprises a power terminal disposed on a top surface of the one of the protrusions and connected to one of the first ends of the coils that passes through the guide hole . <EOS>