Profile: Nostop Electric Co, Ltd is a electric motor designer and manufacturer. We are ISO:9002 certified. The shaded pole motor is one type of induction motor with very low noise about 30-60dB(A), low vibration, very long lifetime, low speed, low power (about 6 - 100W), and stable running. It can be widely used for office or home use which need very low noise environment. A universal motor is a motor that operates on either single-phase AC or DC power, hence it is called universal motor. These motors are normally made in sizes ranging from 1/200 to 1/3 horsepower.