Ok so my house does not have neutral wires at the switches. Two of the wires will be the current carrying wires that power the light.
4 Smart Switches That Work With No Neutral Wire
Smart light switch without neutral wire. For example lutron caseta devices do not use a neutral wire. I believe if i understand correctly that these work with incandescent and not led because there is always a small amount of power in the circuit to keep the switch awake. They will usually be colored one black and one white potentially with black stripe. For smart switches that function without a neutral wire a home hub is essential. This is by far the easiest option. Now at ces 2020 ge lighting has another batch of new products including new smaller size smart light switches that dont require a neutral wire potentially a pretty helpful.
You should be good to go with any smart switch. If you want to use smart switches and dont have a neutral wire in your switch box you can hire an electrician to run a neutral wire between the light fixture and the switch. There are some smart light switches and dimmers that do not require a neutral wire. Get a smart light bulb. Now my question is this i have a single circuit in my bathroom with a switch. You can also have an electrician rewire the switch and light fixture which is potentially more expensive.
Here are 3 simple suggestions of what you can do to automate lighting without a neutral wire. These are great for diy installers looking for an effective smart lighting solution. The bridge is needed because the programming of your login and wireless network details are stored within the hub rather than on a micro controller inside the smart switch. Smart switches that work without a neutral wire need to connect through a bridge or hub because of the programming things like your wireless network details and login are stored in. Yes you can install a smart switch without a neutral wire. This small amount of power is enough to keep an led lit but not an incandescent.
A switch box with no neutral loop will usually only have three wires see image below. I know there are switches that will work without neutral but they are for incandescent bulbs.
Gallery of Smart Light Switch Without Neutral Wire
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