How to Wire a Two-Way Switch

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When it comes to electrical wiring in the domestic arena specifically in a house, two-way switches are very popular. A two-way switch is used when it is necessary to operate a lamp from two positions, such as at the top and bottom of a staircase and at the ends of a long corridor. The connection and operation are shown in the diagram below:
Typical Two-Way Circuit in Domestic  Installations

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