1)Host motor overload 2)Used by the U.S. military AMTEK enhanced AIRWATTS bypass type motor series 3)Top motor internationally Top-pass-type motor 1, Description:Host motor overload used by the U.S. military AMTEK enhanced AIRWATTS bypass type motor series, motor cooling, ventilation and air-filtered vacuum cleaners do not touch each other, extending motor life. Ami Dege company vacuum motor is ...