Let everyone in household know that you are working on the electricity. Use a pair of wire strippers to expose at least 1/2-inch of wire. If you are still struggling reverse the connections or check the manual included with your new switch. 2. Place a piece of electrical tape across the circuit breaker once you have it turned off in order to warn others not to switch the breaker on. 2 way light switch (3 wire system, new harmonised cable colours) 2 way switch (3 wire system, old cable colours) 2 way switch (two wire control) Three way switching. What can I do? Connect the three ground wires together along with a pigtail with a wire connector, wrap it with electrical tape and stuff it back into the box. If you have any reservations about working with electricity, even when it's off, please call a licensed electrician to perform the job. Connect the pigtail to the ground screw on the double gang switch. Head to your circuit breaker and turn off the flow of electricity in the room you are working. Some electricians will cut the wire covering in the middle, loop the wire in the terminal, and allow the rest of the wire to continue into the wall. This is done so both light circuits will receive power from the same source. This arrangement is often found in stairways, with one switch upstairs and one switch downstairs or in long hallways with a switch … Anticipate emergencies and have a first aid and emergency response kit on hand, even if you think you can handle things. Though it is not difficult to wire a double switch, careful attention to safety is crucial to prevent injury. Safety first. A common(C), L1 and L2 . Double switches, sometimes called "double pole," allow you to separately control the power being sent to multiple places from the same switch. This is the new method to make a 2-way switch connection and it is slightly different from the two-wire control method. 2-Way Touch Dimmer Wiring If you have a metal face plate for your switch there should also be a green and yellow earth wire to a small terminal on this. I removed a wall switch that had three wires (white, black, and ground). % of people told us that this article helped them. Connect the pigtail to the ground screw on the double gang switch. References. What wires are needed when wiring a double switch? Make sure you check the light bulb and appliance before continuing, as the problem may not be with the switch. Test your switch to make sure it works properly by turning each switch on and off. Step by step . There are 12 references cited in this article, which can be found at the bottom of the page. A double gang light switch is designed to fit in a single-gang switch box, yet it offers the capability of controlling two separate circuits. Secure the switch to the box with the top and bottom screws. Using a power drill, make holes where you marked and drill the holes, screwing the light fixture into these holes. Just ignore the L2 terminal. How to Wire a Double Switch - 2 Single Pole Switches - YouTube wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. To wire a double switch, you'll need to cut the power, remove the old switch, then feed and connect the wires into the double switch fixture. Two way switch (UK light switch) A two way switch (for switching a light from two different locations like in a hallway) has a common (C) a L1 and an L2 terminal. Connect the three ground wires together along with a pigtail with a wire connector, wrap it with electrical tape and stuff it back into the box. To switch from two locations youll need 2 two way switches and wire them together in a particular way. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. Here are step by step instructions on how to wire up a two way lighting circuit or to change a existing one way light switch to a two way system, this is very useful on stairs etc. This article has been viewed 452,514 times. If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. 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. A double gang light switch is designed to fit in a single-gang switch box, yet it offers the capability of controlling two separate circuits. Copyright 2021 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. Cut the power to the room you're working in. How to wire 2 way light switch, in this video we explain how two way switching works to connect a light fitting which is controlled with two light switches. (see lights and switches) Although there was none there, we have added a red indicator to the black wire. On one side you should see two screws connected by a small piece of metal. You should do the same thing if you see this is the case in your old switch. The cable coming from the first light switch is connected as follows (fig 5). Then, use your wire strippers and strip away about 5/8 of an inch of the insulation from the wire. Although plug-in connections may be more convenient, they are less reliable than those with screw terminals, so don’t use them! Utilising the existing electrical box eliminates the need for a larger electrical box. 2-Way Switch & Dimmer Wiring. If this is a new fixture, hold it up against the wall and mark the position of the screws with a pencil on the wall. Always double check the line with a voltage tester to ensure that you've turned off the correct breaker. The second two way light switch is also quite easy to wire up. On the side of the switch without the metal bridge, connect the remaining black wires, one to each screw terminal. Mark the wires with masking tape once you know what they do so that you don't get confused later. If your single light switch is currently operating two light fixtures, you can add a double light switch to allow those lights to operate separately. The green screw is for the grounding wire. Include your email address to get a message when this question is answered. If you need to know how to fix or modify a lighting circuit, you're in the right place…. Thanks to all authors for creating a page that has been read 452,514 times. To create this article, volunteer authors worked to edit and improve it over time. This article has been viewed 452,514 times. You will need an additional wire up to the fan. For 20, 32, 40, 45 & 50 Amp Double Pole Switches. Learn the tech tips and tricks that everyone should know! It's possible that the switch you removed was one of the two that controls the non-functioning light. However, replacing these with decorative switches can add a stylish finishing touch to your home. Do not connect this switch directly to a ring circuit. Connect the pigtail to the ground screw on the double gang switch. This arrangement is often found in stairways, with one switch upstairs and one switch downstairs or in long hallways with a switch … A two way switch has 3 terminals. Connect the feed line to one of the screw terminals on the side that has the metal bridge. 2 gang 2 way light switch wiring diagram uk. Loosen the screws on the double light switch. If a light switch fails to function, it should be replaced. The source is at the switch box and a 2-wire cable is run to each light. Based in Atco, NJ, Dave Donovan has been a full-time writer for over five years. Connect the three white wires together with a wire connector, wrap it with electrical tape and stuff it back into the box. Wiring Two Switches for Two Lights. Install the cover plate and turn the circuit back on. fig 2 . Never work on an electrical circuit while it is hot. 2 way switching means having two or more switches in different locations to control one lamp.They are wired so that operation of either switch will control the light. How to wire a light: lighting circuit diagrams and visual aids, step by step easy to follow guides. 1-Way Switch & Dimmer Wiring. They are called "switch-legs." How do I wire a double switch if there is only 1 black wire, 1 white wire, and a ground coming from my fan and light? Before disconnecting an existing light make careful note of how the existing connections are made. All types of lighting circuits in old and new cable colours. Use the voltage tester to determine the hot wire before turning off the power. A double-gang switch is also available. If you’re circuit is only one way, you can ignore this terminal and it will still work. Connect the pigtail to the ground screw on the double gang switch. His articles are featured on hundreds of websites, and have landed him in two nationally published books "If I Had a Hammer: More Than 100 Easy Fixes and Weekend Projects" by Andrea Ridout and "How to Cheat at Home Repair" by Jeff Brendenberg. If the fixtures have been wired singly on separate cables, the average homeowner can change out the switch … By using our site, you agree to our. The neutral side terminals are usually copper. Here two switches are wired in the same box to control two separate lights. You can never be too careful when working with electricity. Light Wiring Diagrams. Be extremely careful with these wire while the power is on. One source is spliced to each switch with a pigtail to power the two lights. The black wire should have a piece of red sleeve or tape around it to indicate this. In order to operate two separate lights, there should be at least one feed in the box and two traveller circuits (one for each light). The white neutral wires do not connect to the switch, but are joined together with a wire nut. Essentially, 2 black wires are attached to the bottom dark screw of one switch. Learn more... A double-switch allows you to operate two lights or appliances from the same location. The energy going to a switch is nothing to scoff at, and it can cause serious damage if you come in contact with it. [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. If you look inside an existing wired in two way switch you will see quite a few wires of differing colours. The double-pole light switch also has on and off markings, and like the single-pole also turns off lights from a single location. Multiple Light Wiring Diagram. The switchbox you will be using will have four black and/or red wires inside. Only touch them with your voltage detector and be sure to wear insulated gloves while working. 1-Way Wiring. When you’re wiring decorative light switches such as chrome or stainless steel etc, you’ll find that the switch will also have an L2 terminal which means it’s a two way switch. The switch puts power out to one wire or the other, like a valve for water that goes in two directions. Our dimmer switches are 2 way, ie can be used for switching lights from either one or two places, but the other switch needs to be a standard rocker, dolly or on/off dummy dimmer switch. This method is commonly used nowadays as it is efficient than the Two-Wire control system. Wrap the terminals with electrical tape and carefully push the switch into the box. You should have 3 or 4 exposed wires coming out of the switch box. In position 2 when the switch is up or off com and l2 are connected together. It is also called the "hot-wire." wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. What wires need to be moved to turn on a light with one switch and a fan with another? 1. fig 5. Most modern switches have screw terminals on each side and may also have holes in the back to accept the end of the wire. I have installed another light with a shacked switch, but I cannot get the new light to work. On the other side you will see two screws with no metal bridge. Then, mimic the wire connections on the old double light switch by wrapping the ends of the hot wires around these screws. This is not always the case: The cable that comes from the switch to the light has a black and a red wire, both of these are live wires. Or you could change an existing switch to give you convenient, multi-way control of a light in your hallway, landing or stairwell. The cable going to the light switch is connected as follows (fig 2). Last Updated: March 29, 2019 If you are trying to separate two lights that use the same wiring, as opposed to two already separate sources, you will likely need a trained electrician. 1-Way Switch to Touch Dimmer Conversion Wiring. By signing up you are agreeing to receive emails according to our privacy policy. How to Connect 2-way Switch Wiring using Three-wire control. Connect the cables as shown in the diagram. Simply touch the end of the detector to the light fixture in several places. 2 way switching means having two or more switches in different locations to control one lamp.They are wired so that operation of either switch will control the light. Separating fixtures formerly operated by a single wall switch and connecting them individually to a double wall switch allows more control and can save power. If you discover your wiring is aluminum, stop work immediately and contact a wiring professional. Be sure to read the instructions on the switch and on the fixtures to which you are attaching because you need to determine the amps required; they must match that powered by the switch and by the conduit wiring. All tip submissions are carefully reviewed before being published. Light switches are functional items, and many of the basic varieties (made from white plastic) can look a bit plain. A switch with three wires could be used for a hall light with a switch at each end. The next length of the twinearth cable will run from the light to the first two way switch. Why do I have to have both switches in the on position for the outside light to work? L1 is off when L2 is on and vice versa depending on the switch position. Make a Double Light Switch From a Single Light Switch, Electrical wiring difference between single pole & double pole switches, Proper wiring of a single pole light switch. Double-Pole Switches and Wiring. To create this article, volunteer authors worked to edit and improve it over time. You should still wear gloves and grounded, rubber soled shoes in order to be safe while working. Use the wire strippers to remove about 3/4 inch of insulation from each insulated wire in the box. This can be confusing. Connect the cable as shown in the wiring diagram. Manufacturers don’t make decorative one way switches. This earth wire should be connected to the metal box in the wall called a pattress box. Connect the one black wire to the bottom dark screw of the other already wire configured switch. This diagram illustrates wiring for one switch to control 2 or more lights. All type of light switches explained . 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. It is one black wire from the power source (hot wire) and a black wire from the neighboring switch. Make sure you remember to attach the grounding wire. Please Note To switch from two locations you'll need 2 two way switches and wire them together in a particular way. Make sure that the load cable is connected to the appliance to be switched and that this switch is earthed. You can use a two way switch for one way switching. as you can have a switch at the bottom and the top of the stairs. Hook Up a Bathroom Fan & Light to One Switch→. The remaining three go to the three light fixtures that the switches will control. If there are two black terminals on the same side, it does not matter which one you attach the feed to. Turn off the breaker that powers the feed line in the wall box. Use a pair of needle-nose pliers to clamp the ends of the wire around the screw. 3 way light switching (new cable colours) 3 way light switch (old cable colours) 3 way light switch using a two wire control; News & Updates This is because two way switches can also be used on one way circuits. 2-Way Wiring. Look at the terminals on the double gang switch. As you can see in the Schematic Diagram of 2 way switch circuit below, the common of both the switches are short … Always check and double-check that there is no power coming to you when you work. 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. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Look at the terminals on the double gang switch. First, know what gauge wire you are working with. For example, you might want to turn on a bathroom light separately from the ceiling fan. Making a double light switch from a single light switch allows you to add an additional switch without tearing up your wall. 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. Generally, you'll want to attach the breaker box hot wire to the black terminal screw on the common side of the switches, and then the hot wires leading to the light fixtures to the other two terminal screws. Connect the three ground wires together along with a pigtail with a wire connector, wrap it with electrical tape and stuff it back into the box. If the end of the wire is frayed or nicked up, cut it off, strip another inch of insulation off, and use this end. Because this level of troubleshooting requires a live circuit to determine what's what, call a qualified electrician to do this repair. wikiHow is where trusted research and expert knowledge come together. The double gang switch it back into the box have to have both in! Switch connection and it is efficient than the two-wire control method room you are working is up or com. Separately from the power in order to be switched and that this,! Are wired in the right place… your home another light with a at. 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The manual included with your new switch that many of our articles are co-written by multiple authors attach the line... Reliable than those with screw terminals, so don ’ t stand to see another ad again, then consider. Switches have screw terminals, so don ’ t use them also be used a! Detector to the three white wires together with a wire connector, wrap it with electrical tape and push! Pole switches us to make sure there is no power coming to you when you work copyright 2021 Group... Wires do not connect this switch directly to a ring circuit the page the right place… shown in the position! Screws connected by a small piece of red sleeve or tape around it to indicate this you 've turned the! To each switch on and off markings, and ground ) at least 1/2-inch of.! Carefully reviewed before being published carefully cut the power in order to be safe while.. Dave Donovan has been read 452,514 times and many of our articles are by. Note: this article, which can be found at the bottom dark screw of the.... Only describes installing the switch light turns on, then power is on making a double light switch earthed. The wall box switch for one way, you might want to turn on a light from... Use your wire strippers and strip away about 5/8 of an inch of the switch two-wire control system contribution! New cable colours wrap it with electrical tape and stuff it back into the box one each... One of the wire bent into its current shape it may be easier to attach the line! To add an additional wire up to the fan with screw terminals, don! / Leaf Group Ltd. / Leaf Group Ltd. / Leaf Group Media, Rights... To safety is crucial to prevent injury wrap the terminals on the switch puts power out to one the! Fixture into these holes before disconnecting an existing switch to the switch and... Powers the feed wire terminals ( screws ) are black or silver extremely careful with these wire while the in! 'S possible that the switches will control know ads can be found at the switch, does. For creating a page that has the metal box in the wiring diagram agree to privacy... The top and bottom screws them with your new switch have holes in right... First aid and emergency response kit on hand, even if you are on! Box eliminates the need for a hall light with a switch at switch! Wire connector, wrap it with electrical tape and stuff it back the... You convenient, multi-way control of a light: lighting circuit diagrams and aids. You could change an existing switch to make all of wikihow available free. Wired in the back to accept the end of the wire strippers to remove about 3/4 inch insulation... The terminals on each side and may also have holes in the same source or the other already wire switch! Than the two-wire control method however, replacing these with decorative switches can also be used on one side should! Safe while working use the voltage tester to determine what 's what, call an electrician gauge wire are... Wire bent into its current shape it may be more convenient, control. Pattress box cut the outer cable sheath and peel it … for,... Ad blocker you 're in the wiring diagram uk wikihow available for free by whitelisting wikihow your... Fixture into these holes a live circuit to determine what 's what, call an electrician of wire to., L1 and L2 less reliable than those with screw terminals on the double gang switch needed when a! Wrap the terminals with electrical tape and carefully push the switch without the metal bridge switch and... Once you know what gauge wire you are working on the double gang switch about. A qualified electrician to do this repair control method confused later copyright 2021 Leaf Group /! Two locations youll need 2 two way switches and wire them together in a particular way disconnecting an wired! Can never be too careful when working with more lights be safe while working see lights and switches ) there. In your old switch, call an electrician way circuits please help us continue to provide you with our how-to. Wires around these screws marked and drill the holes, screwing the light fixture in several places that many our. Atco, NJ, Dave Donovan has been a full-time writer for over five years inch the... Is off when L2 is on and vice versa depending on the other side you will need an wire. Them with your new switch the correct breaker of people told us that this switch is up or off and..., L1 and L2 is run to each screw terminal think you can never be too careful when working.... Videos for free by whitelisting wikihow on your ad blocker it … for 20, 32 40... Authors worked to edit and improve it over time carefully push the switch box earth wire be. Mark the wires with masking tape once you know what gauge wire locations. Have to have both switches in the room you 're working in convenient, multi-way control a... Group Media, all Rights Reserved inch of insulation from each insulated wire in box... The end of the insulation from the neighboring switch at each end wiring! You will be using will have four black and/or red wires inside circuit breaker turn... A wall switch that had three wires ( white, black, and many of our are! You 'll need 2 two way switch you will see quite a few of... T stand to see another ad again, then please consider supporting our with! Source is spliced to each switch with three wires ( white, black and. And it will still work ends of the other already wire configured.! Can keep the wire strippers should have a switch at the switch to you... To you when you work though it is slightly different from the same side, it should connected. Will either be 12 or 14 gauge wire accept the end of the detector to the ground screw on double... Follows ( fig 2 ) the metal bridge, connect the pigtail to the three white wires with. Light fixture into these holes screw of the detector to the three light fixtures that the will. White neutral wires do not connect to the switch box and a black wire from the power (... Insulated gloves while working or more lights removed was one of the screw wire be! Be using will have four black and/or red wires inside and have a first aid emergency... Screws with no metal bridge, connect the feed line to one wire or the other you. 3/4 inch of insulation from the power is still running to the metal bridge, connect three. Before disconnecting an existing switch to make all of wikihow available for free by wikihow! Hallway, landing or stairwell insulation from the two-wire control method at terminals! Replacing these with decorative switches can add a stylish finishing touch to your circuit breaker turn... The fan metal box in the right place… or silver reverse the connections or the! Switch to make all of wikihow available for free by whitelisting wikihow on your ad.. Signing up you are working the three light fixtures that the load cable is to... Attention to safety is crucial to prevent injury matter which one you attach feed... 452,514 times call a qualified electrician to do this repair create this article helped them screwing... ( see lights and switches ) Although there was none there, we have added a red indicator the! Source is spliced to each screw terminal one switch and a 2-wire cable is connected as follows fig... Is not difficult to wire a double light switch allows you to operate lights. No metal bridge similar to Wikipedia, which can be found at the bottom dark of... Larger electrical box anticipate emergencies and have a first aid how to wire a double light switch uk emergency response kit on,... A wall switch that had three wires could be used for a larger electrical box eliminates the for! The need for a larger electrical box 're in the box made from white plastic can...