Two way switch is an electric switch the medium of this switch can be controlled from one place to another by electric lamp fan or anything electrical device 2 way switch is 3 wire system new harmoised cable colours two way switch means having two or more switches in control lamp fac etc
different location.
A Fan Regulator, as the name suggests regulates or controls the speed of the fan motor. before dealing with the fan regulator a brief discussion about the fan motor is necessary as the main purpose of the regulator is to control the speed of the fan motor.

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