Questions tagged [led]

For questions regarding lighting that uses LED (Light Emitting Diode) technology.

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1answer
44 views

4 New LED lights, Last one flickering

Just bought a house and took out old ugly garage-looking lights from the kitchen (long bulb in a frame with thin plastic covers), and cut some holes to put in 4 slim recessed LED lights. There are two ...
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0answers
31 views

How best to isolate dirty power caused air conditioners or other motor driven devices at the dirty device itself?

I have two air conditioners that are the source of some voltage fluctuation/line noise in my home. The two A/C's running at the same time is definitely and unambiguously at fault. This is primarily a ...
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1answer
66 views

One LED has massive delay before turning on

I searched for similar issues, but didn't find one exactly like I am experiencing. I recently replaced four old light fixtures with LED light fixturess in an existing room. I used these: https://www....
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0answers
46 views

Am I allowed to surface mount a hardwire LED Driver

I'm installing new LEDs for under cabinet lighting. The kit I'm looking at comes with a hardwired transformer/driver. It has clips for screwing it to a wall or the underside of a cabinet. But one ...
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2answers
37 views

T12 Fluorescent ballast bypass not working

I have a solid state electronic ballast that houses T12 Fluorescent tubes. Recently one of them burnt out and I want to change it to LED fluorescent tubes. I bought 2 Phillips universal fit tubes. I ...
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0answers
19 views

replacing a CFL dimmer with an LED dimmer for recessed lighting

I want to replace my old recessed lighting with new integrated LED recessed lighting. My old dimmer switch specifically says for CFL. The old dimmer has 2 black wires coming out of the back of it ...
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0answers
21 views

How can I connect extention wires to this 3-pin 8mm LED strip?

I have two LED strips like the image below: The strips are several feet apart. I plan on running some wires through my cabinetry to connect the two, but I'm looking for a clean way to make the ...
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1answer
20 views

Under Cabinet led strip lights appear to be different colors/temperatures

I have been in my home for about a year. My wife just noticed that the led strip lights under our cabinets in the kitchen are all the same except in one location, where they are less "white" ...
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3answers
2k views

Is it safe to put a 120W equivalent LED bulb in a 100W max fixture? [duplicate]

I bought a 15W led bulb which is the equivalent of a 120W incandescent. But, I can't find a cord grip ceiling bulb holder rated higher than 100W. Is it safe to put the 120W equivalent bulb in a 100W ...
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22 views

Why doesn't my ceiling fan's LED light kit work?

Casablanca 6 speed ceiling fan. The remote control is communicating with the receiver. The fan can be controlled at all speeds. The light does not come on. I will check the voltage coming out of the ...
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0answers
31 views

Why is my new LED fixture flashing when the switch is off?

I just purchased an LED 4ft light for my kitchen. I ran my wires up into the ceiling and tied them in with the existing light fixture which is not an LED fixture. When I turned the breaker back on, ...
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2answers
64 views

Why does my desk lamp(LED) seems to flicker very fast when capturing through camera lens? [closed]

Does led work this way? I have tested two LED light bulbs by capturing them through phone's camera(Galaxy Note 8)and both seems to flicker/flash very fast. Is this a problem with my table desk lamps? ...
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2answers
40 views

Powering a long 20M LED strip light run in large room through ambient lighting via crown molding

I'm looking to make a long run of LED strip lights (20m) in crown molding around a large room and am trying to figure how to power the entire unit. After quite a bit of research and testing, I've ...
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2answers
58 views

Why do my light bulbs glow when off and make noise when on?

The situation: I want to replace incandescant bulb in a ceiling socket with LED or CFL. The conditions: When I plug in a CFL, it glows when the wall switch is in the off position, gets brighter when ...
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1answer
46 views

why are my LED lights not turning on?

My led lights have worked fine for awhile, but today they wouldn't turn on! When I plug them in they flicker once and shut back off. I tried a different outlet and it did the same thing.
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3answers
1k views

How can I install an on/off indicator for a lighting circuit?

We installed smart lights that work with Alexa/Google Home. The problem is that when the lights are off, we don't know if they are off because the (3-way) switch is off or because we voiced them off. ...
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1answer
45 views

Why does my LED light take several minutes to come on?

My led ceiling light does not come on straight away after switch on. It can take anything from 5 to 20 mins to illuminate. It does come on eventually. I have two separate switches to turn on this one ...
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1answer
31 views

Connecting LED strips lights under outdoor stairs

Hey guys I'm looking to install LED strips lights underneath the tread of our outdoor garden stairs. I have 5 rows of stairs and each row is 1.5wide. I will need to install 5x 1.5m led strip's under ...
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0answers
40 views

Why do some LED bulbs stay on when my dimmer is off? [duplicate]

The front room of our rented house has 8 down-lighter spotlights on one of those dimmers that you use a silver disc to turn on and off and supposedly dim. Beside the switch is another separate dimmer ...
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0answers
33 views

Ontario 12VDC Electrical Code for LED Strips

Non-electrician here. I'm considering installing 12VDC LED strips along the ceiling perimeter of a room and I was wondering if there is any electrical code (in Ontario) regarding power delivery. ...
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1answer
34 views

Two Hot Circuit Damage

So to get to the point, I was wiring up LED high hat lights and I powered lights from a 2-way switch, which was getting power from an outlet. The switch got power from a white wire that was acting as ...
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2answers
43 views

Can I replace 15 amp spiral CFL lights in garage with fluorescent lights?

1978 house. Garage has two crappy spiral CFL ceiling lights on 15amp ciruit, horrible lighting in cool spectrum. Can I replace them with big fluorescent or led shop lights? I need to better lighting ...
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0answers
21 views

How can I convert my halogen under cabinets dimmable lights to led if I do not know where the transformer is?

we can not find the transformer, I read that i can also replace the G4 lights directly?. I would really love some help
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2answers
69 views

How do I prevent an LED rope light from glowing dim when switched off?

I have 2 strings of LED lights on my patio wired to a switch/outlet combo. This is controlled by an interior switch that also controls my exterior door light. I can either just have the door light on ...
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1answer
61 views

LED bulbs failing alongside fluorescent tubes

I have four LED GU10 lamps in pendant fittings on the same circuit with six fluorescent tubes in my workshop, all 240 V mains. I have noticed high failure rate in the LED bulbs. I think this could be ...
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1answer
14 views

LED Ceiling Spotlight Remote Color Changing Switch Installation

I am fairly new to electrical DIY. I am planning to install 16 of these dimmable spotlight fixtures over two rooms with two switches: As a reference, similar to these ones: Is a grommet needed for ...
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0answers
38 views

Swapped Halogen bulbs to LED without bypassing the ballast

I Swapped Halogen bulbs to LED without bypassing the ballast, which I later found out i was supposed to do. The LED's did not work and when I placed the halogen bulbs back into the sockets, only one ...
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3answers
68 views

If leading-edge is not suitable for LED dimming, why do so many switches have it?

I have been battling LED dimming in my house for a few weeks now and I have come across some inconsistent information. According to my research trailing-edge dimmer switches are the correct technology ...
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1answer
35 views

Is this dimmer compatible with four 15W LEDs lights?

I want to install a dimmer and I don't know much about the technology involved. From what I gathered, with LEDs they must be compatible. I did not find any such information from company, but got its ...
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1answer
29 views

Should I replace ELV 12V transformers with LED drivers?

I have 3 pendant lights, each with its own ELV 12v transformer stuffed into its junction box, controlled by a Lutron MA-PRO dimmer that supports ELV, MLV, LED, and incandescent lighting. I would like ...
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3answers
60 views

LEDs flicker but Halogen works fine

Moved into an apartment that has MR16 bulbs on the ceiling. A total of 7. Replaced them with 5W Leds and it started flickering. If I use one halogen and 6 LEDs, it doesn't flicker and works fine. The ...
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2answers
74 views

Can I connect 2 motion detectors with one power supply to a single LED Strip?

I want to make a motion detection LED strip to the stairs. My idea is to put 5m LED Strip on the wall and put one motion sensor on both sides of the strip (one on the upper level and one on the lower ...
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1answer
99 views

Is it normal/OK for LED lights to “crackle” when turned off?

I have some can LED lights in my kitchen. When I turn them off after moderate to prolonged use, some of the lights make a “crackle” noise, like the sound ice cubes make after being placed into warm ...
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0answers
82 views

LED T8 tubes overheating?

Last fall (around mid-October), I installed two LED tube lights in a fluorescent fixture--since there were three lights total, it had two LEDs and one fluorescent bulb. A few days ago, I started ...
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1answer
50 views

Any Experience with LED grab rails? [closed]

My first post here. I came across these new type of grab rails at Bunnings (Australia) which come fitted with a sound-activated LED light. This will be for my in-laws who are old and I think it makes ...
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0answers
38 views

Should LED can lights be warm to touch when they are not on?

I recently had 8 old can lights converted to LED lights with kits bought at Home Depot. I noticed today that the lights themselves and an area around the lights is warm to the touch. They have not be ...
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0answers
22 views

LED drivers and Ontario Electrical Code

I'm doing a new build and I'm interested in using the inexpensive LED lights that use an external driver box. My question is about code - what's the way to mount the driver so it's acceptable to an ...
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1answer
37 views

Adding LED Recessed - 3 Way Switch - Dim Lights

I will try and provide as much information as I can and I apologize if I call something by an inappropriate name - but this is what I have done from my research. We had a room that had a central ...
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1answer
42 views

confirming LED driver input and output requirements

The LED lights on our kitchen range hood have flickered out and I'm trying to order replacements, but not from the manufacturer, who unfortunately have none in stock and are waiting for a shipment of ...
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0answers
27 views

One light with two switches, changed one to dimmer, blew fuse

I have a kitchen light that had two different switches on either side of the kitchen. I replaced the light with a dimmable LED mount and changed one switch to a LED comparable dimmer which works great ...
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0answers
50 views

2X2 LED troffer with battery backup - wiring question(s)

Looked around and saw similar questions, but not quite what I need. I am replacing a 2X2 fluorescent fixture in my basement with an LED unit (Cree FP22-34L-40K-10V-EB14, install manual at https://www....
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1answer
34 views

LED strips on separate shelves

I just bought LED strips that works with Alexa, so if i want it to work must be connected to that exactly power source, i want to install it in 3 different shelves that are going to be separate but i ...
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1answer
34 views

Swapping G8 Halogen Under-cabinet fixtures for LED

I've got 6 under-cabinet fixtures that use G8 20V bulbs. I'd like to swap them for LEDs. I've tried putting in bulbs but there's some difference in the voltage load and there's a lot of flickering. So ...
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0answers
30 views

Light dims when i turn on my light on my new ceiling fan

Ok I switch all light ceiling fixtures with new led ceiling fixtures and a new ceiling fan in my room when i turn on my ceiling fan. The lights on 3 of my other rooms ceiling led light dim. I don't ...
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1answer
79 views

How can I dim LED recessed lights that are on the same switch as two ceiling fans without slowing the fans down?

I have 6 LED Dimmable recessed lights on the same switch as two ceiling fans. There are currently two three way switches that control everything. I want to be able to dim the LED lights without ...
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1answer
73 views

Pigtail off before kitchen 20A GFCI for Cabinet Lighting?

I'm struggling finding a power source for the cabinet lighting in our remodel. The breaker box is very full and I'd rather not re-wire/double up breakers are this time. Is it ok to pigtail off of ...
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1answer
50 views

Are junction boxes needed for LED strip light wiring splices?

Are junction boxes required for 24v splicing in the United States? Are small plastic enclosures sufficient or would you use standard junction boxes for 110v? The application is a 24v lighting system ...
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0answers
27 views

Bafflement with LED ceiling lights

I have two office lights, wired in parallel that were switched for LED a couple of years ago. For over a year they worked fine. They are the type with multiple little LEDs not LED bulbs. On switching ...
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0answers
50 views

My Smart Bulb is randomly flashing, is it dying?

Here's the thing. I've had this cheap Smart Wi-Fi LED light bulb for over a year and I have to say that it worked pretty good until now. I recently changed my ISP and they gave me a new router, so I ...
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2answers
23 views

Led, light replacement to ABB 1062UC-84 dimmer switch?

I am trying to find a part to the switch ABB 1062UC-84. Unfortunately, ABB does not seem to have stocks for them. What is the preferred way to replace burnout switch with dimmer light when they burn ...

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