The blower motor according to the present invention comprises a stator assembly 1 comprising a stator core 10, an upper insulator 11 coupled to an upper portion of the stator core 10, and a lower insulator 12 coupled to a lower portion of the stator core 10; a rotor assembly 2 rotating around the stator assembly 1; a stator block 3 to which the stator assembly 1 is coupled; a printed circuit board 4 located at a lower portion of the stator block 3; and a motor cover 5 coupled to the stator block 3.