2 Light Wiring A Double Light Switch. Connect it to the screw on the left side of the switch. Here we have multiple lights controlled by 3 way switches.
Double switches sometimes called double pole allow you to separately control the power being sent to multiple places from the same switch. Connect it to the screw on the left side of the switch. Take the white wire leading to the second box and mark its end black too.
Take the white wire leading to the second box and mark its end black too.
Take the white wire leading to the second box and mark its end black too. Connect the 2 ground wires with a fourth wire nut. Double switches sometimes called double pole allow you to separately control the power being sent to multiple places from the same switch. The hot from the power source cable c1 connects to the common terminal of the first 3 way switch sw1 and the neutral is spiced in the switch box sb1 through to the second 3 way switch sw2 via the 3 wire cable cable c2 that also carries the travelers that connect the two switches where it is spliced through to the first.
