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Two way light switch wiring
Two way light switch wiring






two way light switch wiring

Other switches also include an outlet to allow you an additional place to plug in electronics. Similarly, there are time-delay switches that will leave a light or appliance on for a preset amount of time after it’s turned on and then shut it off automatically. This is a good option for outside lights, allowing you to turn them on after dark even if you’re not home and turn them off right after sunrise to avoid wasting energy. For instance, some switches have timers that will turn on and off the light or appliance at the same time every day. There are several types of specialty switches that go beyond simply turning on and off a light or appliance. Best for: Meeting specific needs of a light or appliance.Be sure to buy a smart switch that's compatible with your hub or voice-automation system and the lights you need to control. Other smart switches do not require a neutral connection and instead connect to the internet wirelessly through a hub.

#Two way light switch wiring upgrade

Thus, it's possible that you will require a circuit upgrade to use these switches. While smart switches are usually simply swapped into the same location where a standard wall switch is located, most require a neutral wire connection because a small amount of current flow is necessary for their operation. Or they can be programmed to automatically turn lights or appliances on or off when you choose. Many modern smart switches, for example, can allow you to check on lights and turn them on or off with a smartphone app from anywhere you have an internet connection. The term smart switch refers to a new type of wall switch with internal circuitry that allows light fixtures or appliances to be controlled through one of several non-traditional means-such as by a voice assistant (such as Alexa) or by an internet app.

  • Best for: Controlling a light fixture or appliance automatically or remotely.
  • These switches are usually rated for 30 or 40 amps, rather than the 15 or 20 amps for standard single-pole wall switches.ĭouble-pole switches also have a green grounding screw for connecting the circuit's grounding wire. Compared to single-pole switches, double-pole switches are much less common in the home-it's possible you will have none at all if you don't have appliances that require one.īecause 240-volt circuits operate with two individual "hot" wires, these switches have four brass-colored screw terminals to allow control of both hot wires in the circuit-the incoming wires are attached to one set of screws, and the outgoing hot wires are attached to the other set of screws. But it can be found in some home wiring systems, where it is normally used to control 240-volt appliances, such as an electric furnace or air conditioner, an electric water heater, or a hot tub heater. The double-pole switch is commonly used in industrial applications.
  • Best for: Controlling a 240-volt appliance or fixture from a single wall location.
  • two way light switch wiring

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    Two way light switch wiring