close-up of rotor and stator from open electric ec motor in computer fan with white plastic blades

alternating armature background bearing black blade closeup coil commutation commutator component computer cooler current detail device direct disassembled driver electric electrical electricity electro electromagnetic electromechanical electromotor electronic engine engineering fan ferrite ferromagnetic field hall hardware inductor industry integrated iron machine macro magnetic mechanical mechanism metal motor nobody nopeople open part plastic power product red repair rotation rotor sensor service sheet shop spare stator tech technical technology vane white winding wire yellow