1)115/230V,50/60Hz,12mm diameter stator 2)electronic commutated motor for refrigerator,condensor,heater 3)UL,VDE in ... 18%, which meanc that 82%of their energy consumption is transferred as waste heat and pollutions to the environment. The efficiency of ... cost of purchasing EC Motor.In the meanwhile, EC motor is also an environmental protector. For example, a typical supermarket in Europe HAS ...