Questions tagged [dimmer-switch]

Planning, installing and troubleshooting circuits using electrical dimmer switches for controlling the brightness of lighting.

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22 views

Miswired 3-Way Dimmer - Contractor used 14/2 in Traveler. How bad is it?

We just had our kitchen remodeled and the contractor moved one dimmer switch in a 3-way circuit. Today, when I went to take a look at the moved outlet, I saw a few things that set off some alarms: ...
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1answer
22 views

One of the double dimmer is still on

I have changed dimmer switch in our lounge, it’s double switch, one of them is working normally, but the other one is still on and can’t switch it off or lower the light. There is more light on this ...
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1answer
41 views

How to wire a 3-way switch with 4 wires?

Switch location 1. Switch location 2 Switch trying to wire
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2answers
38 views

Installing sensor dimmer to replace bathroom light switch beside fan switch

I'm trying to install a Lutron Maestro sensor dimmer to replace an existing bathroom light switch (on the left in picture) that is beside a fan switch (on the right in picture), however I can't seem ...
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1answer
39 views

Do only certain WiFi dimmer switches with with older wiring

Hi I have a WiFi dimmer switch that I want to replace an existing dimmer switch. Based on the picture the existing wiring doesn’t have a neutral, only line and load. But the WiFi dimmer has line load ...
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2answers
34 views

Wiring Help Lutron Diva Dimmer and Claro 3-Way with Claro First in Line

I am having trouble figuring this out. Attached is a diagram, best I could do given the tools I have. Please remember I am not an electrician so explain like I am 5 please. In a nutshell, the 14/2 ...
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39 views

New dimmer switch is not operating new led panels

I bought 4 new led panel lights for my drop ceiling and installed Saturday. I also purchased a 0-10 voltage dimmer switch. Yes the lights are dimmable and the switch is for low voltage. I can turn the ...
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0answers
83 views

Wiring a 3-way dimmer/fan control switch with two 14-3 cables in the switch box

I have a 3 way dimmer/fan control switch that I need to install in a box with two existing 14-3 wires. I want the other 3 way switch to control the light only. In the box, I have a 14-3 (on the left ...
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4answers
48 views

EMI / RFI filters for reducing dimmer-switch noise (what is available, where to install)

I don't have many light-dimmers in my house right now, but I'm doing some renovation, adding recessed lights in some areas that I have temporary open access to the floor joist areas and circuit runs, ...
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1answer
27 views

Can my LED fan light that's hardwired to a dimmer switch also be controlled, ON/OFF, by the remote it came with?

I have two switches set up for our LED remote fan. 1st switch: to power on the unit, which still allows me to change the speed settings on the remote. 2nd dimmer switch: to power the lights, but, ...
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23 views

New dimmer switch and lights misbehaving - 2 cycles through one knob turn

I've recently installed a dimmer light switch in place of a standard light switch and have run into an odd output. Through one rotation of the dimmer knob, the lights go through the dimming cycle ...
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1answer
36 views

Voltage based switch. Ceiling fan on dimmable lights

Excuse my ignorance in the subject, below i will try to explain what i have and what i am trying to achieve. In my living room I have about 15 led dimmable recessed lights on a dimmable switch. From ...
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1answer
30 views

One circuit of lights comes on dim when another is switched on

We have three separate circuits of LED lights in close proximity to each other- one in master bath, one in master bedroom, and one in master closet. All are on dimmers. When any one of these three ...
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0answers
60 views

3-Way Switch with Dimmer - Humming?

We recently upgraded our dining room light fixture, which now has 8 light bulb sockets. In turn, the wife wanted to add a dimmer to the circuit to control the lighting. The light is control by a 3-way ...
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37 views

LEDs on Dimmer switch turn off from another switch

I’ve just installed LED down lights in bathroom and hallway. The light in the bathroom is a single LED and turns on/off correctly. There are 4 LED lights in the hall connected to a Trailing Edge ...
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6answers
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Why do LED Lights Flicker on Low Dimmer Setting

I just wired up the following schematic and both sets of LED recessed lights will flicker when dimmed below full power. It doesn't matter what the other dimmer is set to (full power, low power, off). ...
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1answer
67 views

Installed a dimmer and now it's controlling everything

I have a bathroom switch that contains 4 sets of wires. From L to R it's: Exhaust fan, Power in, Hall lights, Bathroom light. I tried installing a dimmer just to control the bathroom light, but ...
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2answers
54 views

Dimming Constant Current LED driver

We have a "Tsong LED Panel": Model: SRPL60X120-60WH Type: 4014 - 4000K Input DC27-42V/1350mA - 60W With the LED driver: Model: SR60-01N-042V1350 Input Voltage: 200-240VAC 50/60Hz Input Current: ...
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2answers
61 views

Dimmer switch buzzing

I have triple dimmer switch that switches different areas. One of the dimmers is buzzing. I have tried different lamps including LEDs, and it makes no difference. I have changed the dimmer unit and it ...
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1answer
61 views

Is this dimmer wired the wrong way around?

I've inherited the wiring shown below. The two dimmers on the left operate separate lights, but I notice the L1 from the middle dimmer is connected to the Com on the left dimmer. Does this mean that ...
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2answers
32 views

Single Dimmer for multiple lights each having a one way switch

Can I use a single dimmer for multiple lights each having a one way switch? Dimmer wattage is taken care
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1answer
33 views

Dimmable LED lights on a dimmer switch, they won't come on at all anymore. Do they still work?

Apologies for the wall of text in advance. I bought three 40W Energizer dimmable LED lightbulbs for a dimmer switch at home. Once I screwed them in, I noticed that when I turned on the switch, there ...
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1answer
95 views

Confused by extra wire on Legrand dimmer

Replacing 3 dimmers and one single pole switch in a 4 gang setup with Legrand dimmers and a Single Pole switch. Original wiring by licensed electrician. Existing dimmers have R,B,R/W(Not connected)...
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2answers
116 views

Wiring a switch and a dimmer

I have a box with a switch and a dimmer side by side. Last year I replaced them with smart switch/dimmer and had no problem until the dimmer stopped working. I am replacing the dimmer, but foolishly ...
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1answer
98 views

How to wire a 3-way dimmer switch in box with three cables

I was thinking I would replace one of our dumb switches with an Eve smart switch. I opened it up to make sure it had a neutral wire, but it was wired so poorly that as I pulled on the old switch, ...
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42 views

Why was one of the light switches wired differently from other location?

Last night I installed a master dimmer and a companion dimmer in the dining room. Upon removing the wall plate to one of the two switches, I discovered that a black wire was attached to the black ...
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1answer
77 views

Recessed LED lights need to be turned on twice to work

I recently installed recessed LED lights in by basement. On two of the three runs I have an issue that when I first turn on the lights some of the lights only produce a low dim, and don't react the ...
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3answers
48 views

How should I connect my dimmer switch?

I'm trying to change my light switch to a Leviton dimmer switch (4). I checked with a voltage detector pen... Both bottom two wires connected with my old switch has power when switch is off. Does ...
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0answers
21 views

Wire ceiling fan switch with remote control to always on

How can I wire the switch of a remote controlled ceiling fan to always on so it can only be controlled with the remote. I basically want to have a smart RF controller (BOND) be able to control the ...
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2answers
33 views

Ceiling fan light flickers whenever fan is turned off

I recently remodeled my room and added in a ceiling fan. The room only had a dimmer switch installed which I didn't think would be a big deal because it would either be on or off. However, I'm now ...
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2answers
32 views

European Bulb E14 base 15w 110 volt dimmable bulb for Himalayan Salt Lamp

The E14 base is European, as is the 110 voltage. The bulb in question is a 15 watt bulb with dimmer control and is UL listed. Is there any danger in using this rather than a bulb and dimmer ...
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1answer
27 views

led dimmer lamp retrofit

I'd like to retrofit an existing lamp with a dimmer dial built in to support dimmable LEDS. It does not seem like I can easily remove the dimmer or, even if I could, find an LED dimmer that will fit ...
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36 views

Dimmer switch not working

My chandelier has a dimmer switch and my lights suddenly are very dim. It does have a off and on switch also so I thought it was bad dimmer. I changed it and the same results. I did try to hook the ...
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1answer
52 views

Lampshade With Dimmer Causing Electric Shock?

I bought a lampshade from a market. I live in a country with 220V supply. It gave me an electric shock when I touched the dimmer control while plugged in, but I'm not sure if it was a static shock. ...
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1answer
480 views

Why do LED lights get brighter when adding additional lights to the dimmer circuit?

I just installed new recessed lighting in my finished basement, wiring 4 fixtures with dimmable led bulbs to a dimmer switch. Additionally, 2 of the fixtures are on their own standard switch after the ...
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2answers
66 views

Replace fan speed controller with Dimmer switch

I replaced a fan with a light fixture and the fan used a fan speed controller. It has two red wires going to two black wires. How would I replace the speed controller with a single pole dimmer?
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68 views

I installed a new light fixture and it won't turn off!

I removed a fan/light combo and replaced with a typical light fixture. The wires from the ceiling coming out are white, black and ground. The light fixture has a positive and a neg and a ground. I ...
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1answer
109 views

Fried dimmer turns lights on/off but new dimmer won't

I had two black wires, one red wire and two white wires coming from the ceiling (I suspect there used to be a fan with a light). In the switch box, there was a black and a white wire (with a green ...
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2answers
80 views

Replacing a dimmer out of a 2 gang switch

My girlfriend bought an old apartment in NYC and we are trying to replace one of the dimmers with a standard switch. The 2 gang consist of the dimmer (Controls the living room lights) and a standard ...
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5answers
147 views

Why would a new switch come with aluminum wires?

I just bought a dimmer switch from Lowe's, and it came with aluminum connection wires (I believe). Our house wiring is copper. I understand that connecting aluminum to copper isn't recommended, and ...
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2answers
35 views

Switching off dimmable LED flashes then switches back on

I tried to swap out a 70W 240V incandescent bulb with a dimmable 8.8W 220-240V LED. The switch is a dimmer switch, which probably has an old leading edge driver (the building is old). This mostly ...
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1answer
82 views

Why would there be an additional cable in double gang box for 2 light switches?

I replaced two older dimmer switches for light fixtures within a double gang box with two new Lutron LED dimmers (Skylark Contour CTCL-153P-AL). Since the dimmers that were replaced had no ground ...
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2answers
132 views

Is there a code-compliant way to label a wire where the conductors are not wired in the expected way?

This might be an X/Y problem, so if there is a better solution, I'm all ears. I have a 3-gang electrical box in my basement that is already overcrowded. It has The wire for the three-way light in the ...
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2answers
106 views

I installed dimmer but the wall switch does not have a ground wire; is it safe?

I installed this dimmer in my bedroom https://i.stack.imgur.com/YR6mq.jpg But when I removed the old switch I only found 2 black copper wires connected to the switch. I proceeded to connect this to ...
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2answers
46 views

Installed Lutron Caseta, one bulb works, but two do not

I've been installing Lutron Caseta dimmers all throughout my house. Everything has been fine except my back porch where I have two lights. If I only put a bulb in one light, it works fine, dims, etc....
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1answer
65 views

Wire splitting to switches

I am running 14-2 wire from a 15 amp circuit. I want to use 3 dimmer switches for 4 lights on each. Can I split or connect 3 wires in a junction box to each dimmer switch from the main wire? I am ...
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1answer
274 views

Do LED dimmers work with non-LED bulbs?

I've been switching to LED bulbs wherever I can for the past few years but one thing I haven't done yet is switch my dimmer switches over to LED compatible dimmers. One issue I've had trouble ...
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2answers
56 views

New Dimmer Switches Work Inconsistently

I recently installed 2 new dimmer switches for new construction recessed lights in my living room (LED bulbs). At first these dimmer switches appeared to be working without issue. However, a few day ...
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1answer
55 views

Wiring Z-wave Dimmer switch into 2-gang switch setup

Novice here... My 2 gang junction box had 2 switches, controlling a fan and its light. I got this fan from HD (Fan) which needed only one hot and a neutral to operate. The remote controls the fan's ...
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1answer
47 views

Hallway Smart Switch help

I’d like to change my hallway switches to Lutron Caseta Smart Dimmers but I’m not sure how to proceed. I’ll preface with I’ve done pretty basic electrical (swapping to GFCI outlets, changing junction ...

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