Questions tagged [led]
For questions regarding lighting that uses LED (Light Emitting Diode) technology.
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2 motion sensors on railing with LED
I have a rather complicated situation with the LEDs I'm trying to install.
There will be a railing on top of the posts and I’m want to attach the LEDs to the bottom of the railing. Here’s were it gets ...
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Bathroom LED light flickers on WW mode only
I moved to my new apartment a month ago, and the LED light in the bathroom was working fine, but it starts to flicker from a week a ago, and is getting worse day by day (give me the impression that it'...
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Replacing old incandescent fixture with LED and can't get it to work [closed]
I've got two incandescent can lights in series on the same circuit and I'm trying to replace them with LED fixtures. On my first attempt neither of the LEDs would come on so thinking they may be ...
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What to consider when choosing a location for a LED strip power supply?
I'm renovating a bit again and in one place I want to provide lighting via a LED strip mounted at the ceiling corner. That will be 3m of LED strips, and I'd like the place to be well lit, so I'm ...
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Why does my LED bulb flicker in freezing temps?
I installed an LED bulb in a fixture in my barn. It replaced a halogen. Works fine, except in freezing temps. It'll flicker incessantly and if it's really cold it doesn't even go on. I thought LEDs ...
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When the controller is included, how do you connect long strings of LED strips to the power supply at both ends?
I'm looking to use 24v LEDs (https://smile.amazon.com/dp/B01LYNJTBN/?coliid=I359TOA9WZGE2V&colid=3HRP4V1TLBJ6P&psc=0&ref_=lv_ov_lig_dp_it) along my fence to help light my pool area. I ...
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Dimmer will only work with one specific LED--what might be going on?
I have a dimmable, single-bulb, lamp from Crate & Barrel. The socket says it can take bulbs up to 150w. It came with a dimmable 1w LED bulb which works fine, but is not very bright. I have tried ...
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Upgrading to LED. Tombstone question
I am upgrading the bulbs in an old fluorescent work light to LED bulbs. I have pulled the ballasts, and remove the starters from the Tombstones pictured below. Is it safe to use these tombstones ...
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Can't convert from low voltage halogens to LEDs. Voltage is a mystery
I have undercabinet halogen/xenon bulbs. They are reportedly 12V DC. There is a transformer somewhere in the wall but I don't know where it is.
WHen I hook up 12V AC/DC LEDs to it, it flashes for an ...
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LED Bulbs Either Dim or Burnout
I have an issue with light bulbs in my living area. Essentially I have 6 LED bulbs on one switch in the living room, 4 LED bulbs on a second switch in the dining area, and 4 more LED bulbs on a third ...
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A light works in one socket but not another. But the socket is functioning
I am using a cord and light recommended by Ikea: the Sunneby cord and Molnart E26 LED bulb.
But after installing it, the light wouldn't turn on. What's happening here?
The Molnart E26 works in other ...
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What is the use of alumium profile with LED strip lighting?
I am thinking of installing LED strip lights into my shed. I have found that there is something called aluminium profile that can be installed where the LED strip goes on top of it or inside it.
Is ...
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How to run under-cabinet lights cables (18AWG) in walls so that the junction box is neither apparent under the cabinets, nor in the cabinets?
Context: I am remodeling my kitchen and currently working on wiring under-cabinet lights. In my research, I find that I need:
a power source, which can on one of the 2 counter receptacles circuits
a ...
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Right angle adapter for LED strip?
I have a cabinet that I'm adding LED strips to, and I'd like to cover each side of the interior without bending the strip at angle changes. Do 90 degree adapters exist that would make this transition ...
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Bathroom lights occassionally flicker but stop when bidet fan runs
In my bathroom the LED bulbs in the two lamps flicker occassionally, not always, maybe 40% of the time. When they do flicker, the flickering will stop and the bulbs glow steadily when the bidet fan is ...
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LEDs buzzing even with dimmer removed
There are a lot of questions about LED light bulbs buzzing on dimmers but mine is the opposite.
I replaced my bulbs with WiZ LEDs which have dimming built in to their app. So they specifically ...
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How can I repair or replace this LED light fixture? [duplicate]
This is what it looks like. Do you know what it is?
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Stop led strip from flickering after replacing the new dimmer switch
I had an old leading edge dimmer switch (probably more than 7 years old) below:
The buttons had worn out on the old switch so I decided to get a replacement but from a different brand (which I think ...
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Transformer for cabinet lights 2W 12VAC 175mA
I am replacing some incandescent bulbs with LED in a dimmable 3 light array above a kitchen sink (high enough to not be at risk of moisture).
The 3 LED bulbs are each 2W 175mA 12VAC 60hz. I cannot ...
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Can I run 24v LED strip lights over 14ga wire?
I want to wire up some LED strip lights.
Assuming I properly go through a transformer to the apropriate 24v the strip lights require (that is, the transformer these particular strip lights come with), ...
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Why does my LED bulb occasionally turn off for a few seconds?
I have a 14 W LED bulb (no brand name is marked) in a shallow, wide recessed ceiling mount (marked as 60 W) in my kitchen; the bulb is quite a few years old. It is on a regular on/off switch, not a ...
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How should I install a dimmer switch that calls for neutral-to-hot connections?
I have 6 dimmable spotlights and there was previously a normal one way switch to turn them on and off. I bought a dimmer switch and in the installation instruction it's saying that I have to put live ...
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Can I safely cut off Wago connectors that came with my new lights and replace them with other connectors?
I'm installing LED can lights on a 20 amp circuit. I'm retrofitting an old fluorescent light with three small 3" can lights. I have 12/2 wiring all the way to the junction box that will feed wire ...
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Connecting three parallel LED strips to the same power supply
I have got a shelf like the sketch. Behind it, there's a power outlet. I want to connect three LED strips as well as a power strip to it. Also, since there's not much space behind the shelf, I have to ...
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Changing under cabinet spotlight bulbs
I have pyramid spotlights under my cabinets. Three bulbs have gone and I’m not sure how/if they can be replaced. The bulb housing rotates to change the angle of light, so not a simple turn and pop. ...
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Prevent LED Recessed Lighting Trim from getting stuck - Springs vs. Friction
This is a more specific & up-to-date version of this question:
LED Recessed lighting trim stuck
The goal is prevention, so this is not a duplicate.
Some new-construction cans (especially it seems ...
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New LED ceiling light flashing/flickering
I’ve just replaced an old lighting fixture (halogen bulbs) with a new semi-flush LED fixture (https://www.johnlewis.com/john-lewis-finn-led-hoop-semi-flush-ceiling-light/p5111758).
When I go to switch ...
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LED lights constantly flicker when heat pump is running
A few months ago we had our gas furnace replaced with an air source heat pump, using our existing ducts in our single level 3 bedroom house. As part of this update our electrical service was upgraded ...
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Issues wiring a remote photocell to an LED light
I have had a set of around 10-12 external LED lights, which consume max 25W @12VDC - which I'm looking to control using an external photocell (and looking to use one per light as they're in different ...
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Rewiring fluorescent fixture for LED bulbs, safest way to arrange the wires?
I have two twin-bulb fluorescent fixtures with dead ballasts and I decided to rewire them for LEDs. I've seen multiple ways to do it, and I don't know what's best.
Here's what I currently have:
I've ...
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How do I run wire for LED panels with a 0v-10v dimmer?
I have two LED ceiling lights with 0-10V dimming and want to wire them to two individual dimmer switches (I want to be able to dim them independently of each other). I'm trying to figure out how to ...
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How to bypass motion detector on outdoor flood light
My contractor installed this outdoor motion detector flood light: Home Zone Security MK-SC0108 (https://www.manualslib.com/manual/2508816/Home-Zone-Security-Mk-Sc0108.html)
When I turn on the switch, ...
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What could cause an intermittent flash of LED with a newly installed smart dimmer?
I just installed a Lutron smart dimmer in place of an old dumb toggle switch that controls 4 dimmable LEDs. At max brightness, and with the brightness trimmed down a bit, I get an intermittent flicker ...
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LED Bulb issue with recessed lights
I have 3 recessed canned lights in my hallway and I went to change these to all LED bulbs. The only way these work is if 1 canned light (doesn't matter which one) has the old BR30 incandescent bulb in ...
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Powering large LED installation
I'm building a circuit to feed about 200 feet (non-linear) of LED lighting. These are 24V LEDs, with each 16 foot roll consuming 72 watts DC. I want to size my power supply to handle the entire ...
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Only black and white wires, no bare ground coming from ceiling
I'm quite new to home electrical work. I have 6 thin LED pot lights I would like to set up in my dining room. Each one has a box, expecting hot, neutral and bare ground wires:
I removed the old light ...
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The green line of the LED bulb
one of the led bulbs in my house stopped working. I took it down and the led dots seemed fine to me.
I suspected it's connectivity issue, to me I am not sure where the green line in the picture comes ...
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GFCI mystery interaction with room lights
I have one GFCI for all bathroom outlets and outdoor outlets. By a process of elimination, I have identified one outdoor outlet that is causing the GFCI to trip. But the strange thing is that the GFCI ...
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Newly installed LED lights will not turn off by using the switch
Newly installed LED bulbs will not turn off by using the switch.
I have six lights in my kitchen ceiling controlled by a single pole on off switch, no dimmer. Replaced those incandescent bulbs with ...
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Why are my LED lights randomly blinking when dimmer is set to low?
I recently installed new Kasa dimmable light switches (HS220) along with new light fixtures with LED bulbs (E12 2700k Candelabra Light Bulb). The bulbs are dimmable and 99+% of the time they work as ...
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How do I properly wire a 0-10v LED dimmer switch?
I recently switched out my old fluorescent shop lights for new LED strip lights. This was super easy as the hot / neutral : ground were all cut and paste electrical work. These lights are controlled ...
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Can I use a LED bulb with an Alba Halo6 standing lamp?
I'm using an Alba HALO6 floor-standing lamp: https://www.amazon.co.uk/Alba-HALO6-Halogen-Floor-Black/dp/B000KTCBXA, with a halogen R7s bulb.
Can someone tell me if I can use this with a dimmable LED ...
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Garage fluorescent converted to LED suddenly "OFF" is on and on is "OFF"
I switched a 2 lamp fluorescent fixture in my garage to LED early this year with no issues.
It worked flawlessly for the past 10 months. Then, just today, when I switched the light "ON", ...
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How should my timer switch be wired?
I'm trying to add a timer switch to run my outdoor lights. There are two boxes side by side and no problems with the box on right (it has a red wire to switch to enable the hall light to be controlled ...
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Is it safe to use a 32W LED bulb in a ballast with a max bulb wattage rating of 32W?
I'm wondering if running the ballast at its maximum rated output is safe. Is it necessary to provide it with some overhead by using a higher wattage ballast? Should I get, say, a 40W ballast for my ...
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Make LED light strip darker
I have installed a 15m long flexible solid LED light strip in my living room (precise model). It works well, but the only problem is that it is far too bright. I was expecting some nice "mood ...
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LED strips flickering on startup only
I have a light fixture I just converted to LEDs. It uses a 12V LED strip cut into 4 sections, with each pair connected to a 40W constant voltage 12V power supply. Each pair draws about 28W.
When I ...
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Fan/Light combo with Remote. When turned on with switch, the led flash once
We have a guest room in our house that has a light/fan combo that is controlled by on switch.
When I turn the switch on and the LEDs are set off, the fan will start to spin, I can hear what sounds ...
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Is light flickering only on camera bad?
I have installed lights in my house. The lights don't appear to flicker to the naked eye. However, when I view them through the video camera on my iPhone, the lights appear to flicker at a very high ...
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Why does one LED light turn off/flicker when adjacent dimmer switch is at 100%
We have an LED light fixture over our kitchen island. After about 2 years of use, it just stopped working (when you turn the fixture on via dimmer switch you can hear a humming coming from the fixture,...
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