Here the source is at the first switch sw1 and 3 wire cable runs from there to the first light l1.
How to wire multiple lights on one wall switch.
This video will show you how to wire a series of recessed light in your ceiling.
Wiring multiple 12v lights to a 12v switch is just as simple as connecting the positives to positives and negatives to negatives and installing a spst switch between the fuse box and the string of lights.
One of the conducting wires is black and it s the hot one meaning it carries the electricity on its outward path from the power source to the load.
Multiple light wiring diagram.
It isn t unusual to wire two or more light and switch combinations from the same power source in fact it s common practice.
The switch must be between the fuse box and the lights.
The white or neutral wires bypass the switch so the one coming from the power source and the one from the light get spliced and capped in the box.
This will allow you to connect the first light as you described above and to run this additional light from the same switch by utilizing the red conductor in the 3 wire as the switched conductor and the black wire as the continuous hot wire.
How to wire multiple 12v lights to a single switch.
I like to use the term daisy chain.
Before you can wire multiple light fixtures to a switch you have to know how to do just one.
Basically the simplest way to have multiple lights on one switch is to run a power supply wire to the switch first.
Wiring a 3 way switch with multiple lights.
Every 120 volt circuit that powers lights in a typical home has two conducting wires and a ground.
This diagram illustrates wiring for one switch to control 2 or more lights.
How to wire two separate switches lights using the same power source.
The source is at sw1 and 2 wire cable runs from there to the fixtures.
Connect one wire to the first switch in the box and the second wire to the other switch and connect the black wire from each of the lights to the other terminal on its respective switch.
In this circuit two light fixtures are shown but more can be added by duplicating the wiring arrangement between the fixtures for each additional light.