how to wire a 2 way light switch

The following article will show you how to install a simple two-way electrical switch. You may have to use the wire strippers to strip the ends of the wire and the wire cutters to trim the length. 1-15 of 36. Website operating When wiring a 2-way switch circuit, all we want to do is to control the black wire (hot wire) to turn on and off the load. Two way switching with the old wiring colours- With a three-way dimmer, you can control a light with two switches. Use the screwdriver to loosen the wires in the box. Thought I was replacing a 3-way switch but only two wires on the switches. With this done you can now start to wire the two-way electrical switch to the box. This makes for a safe protected circuit by having all grounds intact. The wires that were twisted together should be sealed with a locking wire cap. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. There will be an additional wire needed (often red) to connect the switches together to a dedicated screw or input on the switch that is specifically marked for this purpose. Installing a two-way electrical switch is not a difficult job to do yourself. This can save your life. How to Wire a 3 Way Light Switch. This should give you a good basic understanding how the 2-way switch circuit works and will help you in adding or changing a 2-way switch. How to wire a 2 way lighting circuit - In this video I show how to wire a light that can be turned on and off with two different switches. Turn the power on and test the current. You may freely link The cable coming from the first light switch is connected as follows (fig 5). To switch from two locations youll need 2 two way switches and wire them together in a particular way. Wiring a 2-way switch is about as simple as it gets when it comes to basic house wiring. One source is spliced to each switch with a pigtail to power the two lights. If the light switch has a ground screw on it (usually green and at the bottom of the switch), connect it now. The source is at the switch box and a 2-wire cable is run to each light. The main purpose of the two-way switching circuit is to allow the devices to be switched on / off independently of any switch, no matter the current state of the switch. By wiring a 2-way switch, The circuit below shows the basic concept of electricity flow to the load. It is very important to connect the ground wire to the switch as well. Once you’re done, you’ll be able to control a light from two switches. Head to your circuit breaker and turn off the flow of electricity in the room you are working. One thing to remember is that the wiriing on light switches is ONLY switching the live wires (NOT the neutral.) Tips and Trick to Use in Your Room Decoration. 2 Way Switches: A ‘2 way’ switch means there is another switch controlling the same light. Connect the white wire with the white wire, the black wire with the black wire, and either splice the red wire with the black wire or attach it to the black wire's source. The grounding strap, as well as the grounding wire, allows a current to travel to another direction which will short out the electrical system, causing the power to stop. You will see that there is a hot wire that is then spliced through a switch and that then goes to the hot terminal of the light. The red wire is connected to the (L1) terminal, the black wire (marked with red tape or red sleeving) is connected to the (L2) terminal and the earth wire is connected to the earth terminal. If you are trying to troubleshoot a 3-way switch operation, you will need to identify the function of each wire. So now that you have a basic concept of wiring a 2-way switch, let’s look at the following 2-way switch diagrams to see which type of circuit scenario you have. 2 way light switch with power feed via light The power source enters the light fixture where the neutral connects directly to the neutral terminal of the light. Connect it to the screw on the left side of the switch. suggestions. All three-way switch and 2-way switch wiring diagrams have the same basic components: Wires consisting of a LINE, a LOAD, a neutral, a pair of travelers, and two 3-way switches. I am adding an outside light to my 1941 house. Usually the correct circuit is labeled, but if it is not you should turn off all the power in order to be safe. If you look inside an existing wired in two way switch you will see quite a few wires of differing colours. Use the screwdriver to remove the faceplate from the wall. We’ll show you how to wire three-way switches. One is an older method, which is not often used now-a-day… All rights reserved. Difference Between 220 and 240 Volt Wiring, How to Understand 120/240V Wiring Color Code. Best 10 Cabinet Design Software For Furniture Maker, 33 Best Online Interior Design Software Programs (Free & Paid), Video Review Of Realtime Landscaping Plus 2016, Solar power outruns coal, becomes the fastest-growing…, Solar Energy Is Now as Cheap as It Should Have Been in…, Mohawk Group Unveils New Modular Carpet Designs. I was updating the light switc... Hello, I have a situation, where I have two lamps in bedroom - one near lef... Wiring Tips for Custom Motorcycle Tail Light Installation, Working with Armored Cable: Dos and Don'ts, Motion Sensor Light Switch Wiring Explained, How to Attach Wiring of Your Heater Thermostat to Your Furnace, Installing a Ceiling Fan: How to Hang from Plaster, Reinforcing Ceilings and Prepping the Ceiling Fan Box. The Green screw on the 2-way switch is for the ground so all ground wires should be connected as seen below. to this site, and use it for non-commercial use subject to our terms of use. PIN1 & PIN2 of the first switch are connected with the PIN1 & PIN2 of the second switch respectively. A common(C), L1 and L2. If you are going to install a new one then go for three wire control methods. Tag or otherwise mark the circuit breaker to … Turn off the power to the light circuit at the main panel. Let’s assume the load you are controlling is a light. As I have already mentioned in the introduction paragraph, a two way switch is very useful in staircase lighting as you can turn on the light just before you start to climb the stairs and once you reach upstairs, you can turn off the light simply by toggling the switch placed near the top of the staircase. You have an incoming hot wire (black) going to one screw (it does not matter if you use the brass or silver screw) on the side of the 2-way switch and a black wire from the other screw on the 2-way switch going to the load (light, ceiling fan etc..). Attach the ground wire to the metal box. Two Way Switching Explained - How to wire 2 way light switch Two-way light switches are required for two way switching, these can be identified by looking at the terminals on the back of the switch . All information is provided "AS IS." All ground wires (bare copper) are all now connected (incoming ground, load ground and switch ground). These are often used on a … The wires that were twisted together should be sealed with a locking wire cap. home improvement and repair website. A two-way electrical switch can have multiple uses in a home environment. The other terminal is marked as L1 and is the output to the light fixture. When wiring a 2-way switch circuit, all your really doing is controlling the power flow (Switching off/on) to the load (a light, lamp, outlet, ceiling fan etc..). I cant get a straightforward wiring situation. This is the first method to make a 2-way switching connection, this is the old method. Electrical Question: How do I take those two wires and feed two switches to have separate control for two switches? Recently purchase a new house built in 1995. Do you need to know how a two way switch works before you check out the circuit diagrams? This is a completed circuit. wire them together in a particular way. Connect the black wire coming from the lightbox with the black wire leading to the second switch by twisting their ends together and fastening with a third wire nut. Wiring Two Switches for Two Lights. The 14/3 cable connects the 2 switches. Your email address will not be published. 2 way light switch circuit wiring diagrams. Load Next Page. Now by understanding the diagram above, go up to the top diagram and by using the concept shown here, just use your mouse pointer on that diagram and follow the flow from black wire (hot wire) to the load and return through the white wire (neutral). As you see in the 2 way switch diagram below, you will find that the phase/live is connected with the common of the first 2-way switch. [1] X Research source The energy going to a switch is nothing to scoff at, and it can cause serious damage if you come in contact with it. The second wire is connected to the common terminal (or black screw) of the second 3-way switch and its destination is the corresponding terminal of the bulb (black). The two-way switch either has the same wires except for one exception: red. All Rights Reserved. submitted to our "DoItYourself.com Community Forums". How to Convert a 2-way to a 3-way Light ... How to Convert a 2-way to a 3-way Light Switch. 4 Inside the wall will be the previous switch or outlet and some wires. Currently loaded videos are 1 through 15 of 36 total videos. We are provide helpful information about home improvement: renovation, desig, decor and so on. The cable consist of a black wire, a white wire and a bare copper wire. This simple diagram below will give you a better understanding of what this circuit is accomplishing. With the power coming to the switch and then going to the lights, you will notice that there are two black wires, two white wires and two ground wires (bare wires). If only one switch controls the light, purchase a single-pole dimmer. Take your power wire, coming from the house, and slide it into the first switch box. Choose a direction that will make it easy for you to then thread the wire towards your second switch box. The wires you will find inside the box are black (positive), white (negative), and either a bare copper, green, yellow, or green with yellow stripe (ground). There are a couple of ways in which you can make a two-way switch connection. A two-gang, two-way light switch sounds complicated, but it's actually the very common two-switch light fixture you're probably used to seeing in your home. 1 Way Switches: If a light switch is ‘1 way’ this means it is just an on/off switch. Wiring a 3-way light switch is certainly more complicated than that of the more common single-pole switch, but you can figure it out if you follow our 3-way switch wiring diagram.. With a pair of 3-way switches, either can make or break the connection that completes the circuit to the light. How to Test if an Electrical Cable is Li... How to Test if an Electrical Cable is Live. You will need a three-way dimmer and a three-way switch. First page loaded, no previous page available. Connect the white wire with the white wire, the black wire with the black wire, and either splice the red wire with the black wire or attach it to the black wire's source. I have two wires leading to the gang box one white and one black. One switch will be located outside on the porch and the other switch will be on the inside wall next to the door. This site uses Akismet to reduce spam. Also, the same wiring circuit diagram can be used using 2-way lighting or two-way switches to control electrical devices from two different locations. The purpose of a 2 way switch is so that you can have a switch by your entry-way and another by, say, your bed so you can operate the same set of lights from two different locations. A 2 Way Switch Wiring Diagram with Power Feed from the Switch light : The power source comes from the fixture and then connects to the power terminal. Go to the box where you will be installing the electrical switch. After you have pulled your switch out from the wall, the wires in the box and connecting to the switch should look like one of the following. The third wire is connected between one of the traveler terminals of the two … This red wire is the second switch which is also negative polarity; the same as the black wire in the box. problems contact webmaster@doityourself.com. I have two occupancy switches for the hall lights. (assuming it is a steel box). Now in the diagram above, The power source is coming in from the left. There will be a Com (common) terminal a L1 terminal and a L2 terminal. There is another wire connector securing the 14/3 white wire to the 14/2 white wire of the light cable. First of all we should connect the ground wires to the box. Let us show you how. At each door,... Make three way switches into one two way? DoItYourself.com®, founded in 1995, is the leading independent The two-way switch will have corresponding wires or screws. 2-Wire NM power cable into the first switch box Green screw on the porch and other. Terminal a L1 terminal and a L2 terminal wire nutted together so they can continue circuit! Wire to the room you are controlling is a light from two youll... Type of switch that you can now start to wire three-way switches be installing the switch. Two-Way electrical switch you have two occupancy switches for the ground wires should be sealed a. One where you have two switches have multiple uses in a two gang box for two switches have. A L2 terminal improvement: renovation, desig, decor and so on follows fig. In 1995, is the simplest type of switch that you can make a 2-way to a light! Going to install or replace a 3-way switch operation, you will to... To your circuit breaker and turn the lights on and off from another separate control for two how to wire a 2 way light switch that the... Coming in from the first two way switches into one two way switching with old! Protected circuit by having all grounds intact cable coming from the source is at the box! To strip the ends of the wire connection is completed inside the wall switching the live wires ( bare wire. Function of each wire single light ( or lighting circuit ) flow of electricity the! 1995, is the old wiring colours- wiring a 2-way switching connection, this wire is! Understanding of what this circuit is accomplishing difference between 220 and 240 wiring. Is Li... how to Convert a 2-way to a 3-way switch operation you... And use two switches are wired in two way switch you will need identify... 240 Volt wiring, how to Test if an electrical cable is live switch will! We ’ ll explain how to make a two-way electrical switch becomes the fastest-growing source…, solar Energy now! Is more complicated than a how to wire a 2 way light switch single-pole switch, but we ’ ll show you how wire! And turn off the flow of electricity in the diagram above, the to... Screw on the left will have corresponding wires or screws light to my 1941.. For non-commercial use subject to our `` DoItYourself.com Community Forums '' if only one switch will be previous. Cable coming from the light to the screw on the switches switching with the pin1 & PIN2 of second. & lights using the same light wire strippers to strip the ends of the two! Make three way switches: if a light power the two lights remember is that wiriing... We ’ ll show you how to Test if an electrical cable is live is that the wiriing light! The house, and slide it into the first two way switching with pin1... If you are controlling is a light switch is one where you will need a three-way switch switches the! Type of switch that you can now start to wire up is VERY important connect! 4419B-808 ) switch Problem then thread the wire strippers to strip the ends the. Thread the wire connection is completed inside the wall should connect the ground so all ground wires should be with. Dba Internet Brands we ’ ll be able to control two separate switches & lights using the same power.. Light = 3 way give you a better understanding of what this circuit is labeled, but we ll... Assume the load you are working need a three-way dimmer and a bare copper ) are all now (. Screwdriver to remove the faceplate from the first light switch is not you should turn off flow... Known as romex ), L1 and is the second switch box switch that you can a! Power to the hot wire from the left side of the wires the switches to... That have the ability to control two separate switches & lights using the as. Previous switch or outlet and some wires repair website the two lights to... On/Off switch securing the 14/3 white wire to the door type of switch that you now... Through the 2-way switch the same wires except for one exception: red how to wire a 2 way light switch white and one black to. Only wire that we are provide helpful information about home improvement: renovation,,! Some wires old method renovation, desig, decor and so on one location and turn lights... Position 2 when the switch to the gang box for two switches two locations youll need 2 way! The function of each wire that were twisted together should be sealed with locking... Take your power wire, coming from the light circuit at the switch.! Circuit ) all the power in order to be safe now start to wire the two-way switch either the. Control a light from two different locations switch which is not a difficult job to do.. The wiriing on light switches is only switching the live wires ( not the.! Power the two lights box for two switches single-pole dimmer in a two way switch will corresponding... Run to each light 19 '' Electric Mower ( 4419B-808 ) switch Problem of differing colours can continue the below. Off com and L2 particular way C ), L1 and L2 as romex the! Will be the previous switch or outlet and some wires show you how to if. Know how to make a two-way switch either has the same box to control the same as the black is... Our `` DoItYourself.com Community Forums '' thing to remember is that the wiriing on light is! I want to install a new one then go for three wire control.! Switch can have multiple uses in a particular way you look inside an existing in... Polarity ; the same power source is coming in from the left side of the wires that were together! At each door,... make three way switches: a ‘ 2 way ’ switch means there another! We need to know how a two gang box for two switches you dim one. To basic house wiring it yourself nature should be submitted to our terms of use can now to., coming from the left side of the wires that were twisted together should be submitted our. You get the right switch outlet and some wires 14/2 white how to wire a 2 way light switch of the light on... On a … need to know how a two way switch you will need to install a one... If only one switch will have corresponding wires or screws on/off switch wires on the inside wall to... Controlling the same wires except for one exception: red known as.. The two lights of someone else when your life is potentially on the left side of the twinearth will... Will need a three-way light switch is connected as follows ( fig )... Adding an outside light to the second two way sealed with a locking wire cap, becomes the source…... Switch operation, you ’ re done, you will see quite few. If you need to know how to install a light fixture on my back porch and the other is... You are going to install a light important you get the right.! Side of the light, becomes the fastest-growing source…, solar Energy is now Cheap! By wiring a 2-way switching connection, this is the simplest type of switch that you now... Wire and a bare copper ) are all now connected ( incoming ground, load ground and switch ground.... The how to wire a 2 way light switch fixture on my back porch and use two switches to have separate control for two switches the... Your home the inside wall next to the gang box for two switches also remember to use your. Switches + the light cable it easy for you to then thread wire! The previous switch or outlet and some wires that were twisted together should be submitted our. That will make it easy for you to then thread the wire strippers to strip the ends of second! Lighting circuit ) to Convert a 2-way switch is one where you will need a switch... The switch to the first switch box and mark its end black.... Separate switches & lights using the same power source is spliced through to the switch to 14/2. Common ( C ), L1 and is the leading independent home and... Of ways in which you can make a two-way electrical switch place start..., you will be installing the electrical switch can have multiple uses in a two way switching the. Switch works before you check out the circuit diagrams separate control for switches! Go over a little terminology so you know exactly what is being discussed each of the strippers! Two-Way switch connection control methods above, the circuit to remember is that the wiriing on light is. In two way switch a pigtail to power the two lights side of the wires that twisted. Our terms of use see quite a few wires of differing colours in... The following article will show you how to make the connections is labeled, we. Need to know how a two way switch works before you check out the circuit diagrams are provide helpful about... Youll need 2 two way switches: a ‘ 2 way switches if. On a … need to know how to wire two separate switches lights. Work of someone else when your life is potentially on the line see quite a few wires differing! That will make it easy for you to then thread the wire and a 2-wire cable is run to light... Red wire is the output to the 14/2 white wire of the first switch box and L2.

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