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Questions tagged [led]

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

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1answer
46 views

Repurposing outdoor LED security floodlights for an indoor sconce

I am trying to create a very bright wall sconce using two LED security floodlights. I have disassembled the floodlights so I could remove them from the very bulky, heavy duty outdoor metal packaging. ...
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1answer
54 views

Connect Two sets of 5 meter RGB Lights

I bought two of this RGB led Strips of 5 meters and would like to connect them together. Is is possible to do this with the power supply i have or would i need something stronger or maybe an amplifier?...
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1answer
4k views

LED lights strip quickly flashes and goes off

I've just recently constructed some cut to size RGB LED strips to fit around some shelves using T & L connectors. When I finished and connected the 12v adapter to turn them on, all the LEDs ...
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1answer
27 views

Is it possible to drive led strips using a halogen driver?

I have a 12v halogen setup in my kitchen which I'm looking to replace with 12v led strips. I have everything working and the light strips work, until I unplug the halogen lamps at which point the leds ...
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1answer
18 views

ELV fixture + Maestro ELV dimmer does not dim, it simply switches

I just installed a Maestro ELV dimmer connected to a LED ELV-compatible fixture (WAC lighting). The fixture does not dim however, it is 100% on at all dimmer settings and shuts off when the dimmer ...
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0answers
34 views

How to wire an entire room / kitchen with LED light strips?

As the question suggests, I'm looking into adding LED light strips throughout the kitchen (over cabinet, under cabinet, and kick -- I think under the countertop would be neat, but harder to hide). ...
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0answers
55 views

Exterior LED floods worked for a week

Bought 4 new Philips 120-Watt Equivalent PAR38 floodlight bulbs and installed in double flood light fixtures at corners of house. Worked great for a week... Now when I flip the on switch, none of the ...
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0answers
36 views

New LED Cans installation tripping breaker

I'm finishing my basements. Using these and these. I have 2 zones on same 15 amp circuit. First has 9 lights. Installed it and works fine. 2nd has 10 lights. Installed, switched it on and after ...
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0answers
50 views

PMMA vs PVC for opal led strip enclosures?

I am planning to install some aluminium profiles for led strips with matte cover diffusers ( opal / frosty). I found that the covers are made from two different types and I would like to know the ...
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0answers
103 views

Electrical - LED E14 size light bulbs not working in European Chandelier

We have a European chandelier that takes 6 E14 size bulbs. We currently use incandescent bulbs without issue, but we would like to switch to LEDs. We bought some LED bulbs, but they don't work - ...
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0answers
64 views

(UK) LED lights flash once after being switched off

I had a nice kitchen light fitting with 5x 20watt halogen bulbs (G4), and the transformer blew. I thought that now would be a great time to upgrade the transformer/fitting to support LED lighting. I ...
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0answers
470 views

What is the difference between Philips Essential LED bulb range & their normal LED bulbs?

I have come across two ranges from Philips for their LED bulb ranges, there is the 'Essential' range, which is the budget value range, & then there is the normal 'Philips' LED bulbs range. The ...
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0answers
338 views

Why is my kitchen LED lighting flickering

My kitchen light is blinking, is there a way to find out what is causing it and how do I fix it? Could the problem be with the dimmer? See below images of LED array, LED driver and dimmer switch, and ...
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0answers
54 views

Living room LED tape powering opetions

i would like to request an expert advice. My intention is to install dimmable led tape on living room ceiling. Ceiling design is on a "Π" design, measuring 5.6m, 6.6m and 3.8m (total 16meters). My LED ...
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0answers
93 views

How to desynchronize LED lighting refresh (blink / flicker) rates?

LED lighting drives a couple members of my family insane. The refresh rate is horrible and we are rather sensitive to it. It becomes markedly worse when dimming LEDs are used at lower levels. How ...
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0answers
104 views

LED Bulb Color Temperatures

Why are 99% of the LED bulbs in stores either 2600K or 5000-5200K? I prefer 3000K - 4200K but have only found 1 option in all of my searching. Is there a technical reason, a marketing reason, or a ...
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0answers
98 views

25 degree by 36 degree (oval) LED light beam spread

I have some Philips PAR20 2700K LEDs in my house. Some are 36 degree, others are 25 degree beams. I was wondering if there is any way to get an oval beam LED light bulb, as in a 36 by 25 degree light ...
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0answers
123 views

Are 75mm GU10 LED Lightbulbs Becoming Extinct?

I have just moved into a house which is 9 years old. It has 75mm GU10 energy efficient lightbulbs (not LED's). My local shops (including some large chains) don't sell 75mm GU10 LED's - they only sell ...
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0answers
446 views

Converting 120V undercabinet lighting to 12V strip lighting

We redid our kitchen cabinets and want to change from the previous hardwired 120V fluorescent under cabinet lighting and above cabinet cove lighting to 12V flexible LED strip lighting. The cove ...
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0answers
197 views

Should I use a low voltage magnetic dimmer or a low voltage dimmer for LED strips?

I just ordered a low voltage magnetic dimmer (Model # SLV-600P-WH) from Home Depot for $40 for undercabinet lighting I plan to do with flexible LED strips. I understand that this must be wired ...
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0answers
468 views

Ever had LED bulbs cause AFCI tripping?

I replaced a 50W halogen gu10 bulb in a ceiling fixture on an AFCI-protected circuit with a 5W dimmable LED bulb, and it trips the breaker after a few seconds (even after reseating the bulb). Another ...
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0answers
2k views

What new technology replacements are available for incandescent globe light bulbs for the bathroom vanity light?

I have a bathroom vanity light fixture with a row of exposed globe light bulbs. They had been burning up recently, and I was wondering if there are reliable CFL or LED globe bulbs available as a ...
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41 views

both led lights don't turn on

I just replaced a switch with an led compatible switch (lutron). It switches on two led lights. Currently i have one philips led bulb and one cree led bulb on the switch. I also figured out that the ...
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0answers
35 views

Flickering started: All 4 LED bulbs on dimmer switch flicker in unison

All 4 LED Recessed lights on dimmer switch #1 just started flickering in sync (sometimes) starting 2 days ago. 4 years with no problem 4 other LED's on a DIFFERENT dimmer switch #2 (but same circuit) ...
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50 views

Under cabinet LED lighting on opposing sides of the kitchen - no wire in between

I would like to put LED lights under the cabinets of my kitchen, and have them controlled by wall switch. Here is the situation, I have cabinets on opposing sides of my kitchen (facing each other). ...
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33 views

Why doesn't one of my light fixtures work when I install LED bulbs?

I have 2 light fixtures in the bathroom. Each fixture takes 2 light bulbs. I replaced the light bulbs with LED light bulbs, but only one of the fixtures' lights works. The other one the lights do not ...
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0answers
17 views

LED flashing on Hot start

I have kitchen lights using 12v 5w leds (GU 5.3). There is a 30w 12v led power supply. When switching off, then back on, the lights flash. Any ideas please. There are 2 sets in the room, they both do ...
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0answers
37 views

Is there an LED-compatible dimmer switch that can work in series with a second dimmer?

I just installed 3 LED shop lights in my workshop (ok they're actually meant as bathroom lights, but the price was right). They are wired in parallel, with a master switch in front of everything (in ...
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0answers
31 views

LED module retrofit into old quad fluorescent not working

I am replacing a bathroom "quad tube" fluorescent recessed ceiling fixture with a Halo recessed downlight LED "module" (RL560WH6940R). This module is the kind that comes with a male edison screw mount ...
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0answers
44 views

Flickering led under cabinet lights

I had new led dimmable under cabinet lights installed with an led dimmer switch controlling the 3 of them in my kitchen. Now they flicker throughout the bake phase when I use my toaster oven. ...
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0answers
31 views

Can I run two 5-meter 5050 LED strips off one controller?

I want to hook up some 12 volt LED strips. My plans call for two (2) reels of 5 metres each, so 10 metres in all. These will be RGB 5050 type, and of course I will want to control the colors! Both ...
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29 views

Replacing outdoor Lighting with motion floodlights on a switch

So I have a outdoor light that's attached to the side of the house on the garage controlled by a switch near the garage door. The switch is a simple on/off switch I was thinking about installing an ...
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0answers
62 views

Can I replace the LED in this bathroom light fixture?

I'm remodeling a bathroom and have a light fixture where one of the 3 lights is dimmer than the others. After taking off the glass -- I'm seeing the bulb pictured below. It looks like its secured by ...
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0answers
87 views

Safe wiring on linkable shop light?

Question about  Smart Electrician® 3650 Lumens 46" LED Linkable Shop Light Model Number: 0053-0011 | Menards® SKU: 3481400 I bought several of these and am having the same glowing issue referenced in ...
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0answers
46 views

LED lights in series - only 2 out of 5 light

I have just fit 5 MR16 LED lights in my bathroom as well as an LED driver. The lights are 4.5W and the driver supports 24W which is just enough (4.5 x 5 = 22.5) When I turn them on, only 2 lights ...
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0answers
42 views

Will these low watt LEDs work with a 12V transformer?

I've inherited a pretty poor quality garden light kit that runs off a 12V/2500mA AC transformer. It supports x6 lanterns which each have a measly 5W halogen bulb. Barely illuminating anything. If I ...
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0answers
27 views

Smart Lights - colour dilemma

I am trying to select a smart light for my room. But there is a confusion here. I want pure white light. The bulbs that I am showing in the screenshot show in their descriptions that they emit all ...
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0answers
32 views

Replacing a cfl tube light with a led wiring help

So I was given the task of replacing old cfl tube lights in my room for brighter led (120 cm long) ones. Never done this before so I'd appreciate a walkthrough. I already took down the old tube light ...
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59 views

powerline adpater (ethernet) and recessed LED lights in the same room (same circuit)

I used to have computer, laser printer and a powerline adapter off the same outlet in the same room with no issues. I added recessed lights in the room, and now this trips the circuit breaker. The ...
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0answers
153 views

LED lights with programmable wall switch

I've recently replaced a standard 3-pole switch with the Honeywell RPLS540A programmable switch. The product says that it is not compatible with CFL or LED lighting. I foolishly did not read the fine ...
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0answers
883 views

LED ceiling fixture is super dim - why?

I'm stumped. I bought a Lutron Maestro MS-OPS2 occupancy switch and an LED light fixture for a closet when the old fixture's bulb burned out. Everything worked well for a couple of days, and then the ...
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0answers
2k views

LED bulbs or dimmer switch causing buzzing?

I installed a light fixture that contains 4 dimmable GU10 LED lightbulbs. I also installed a dimmer switch (Feit Electric Model 72200) for the fixture. When I dim the bulbs to 50-85% on, I hear a ...
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0answers
2k views

Why do my LED bulbs refuse to work in one socket but CFLs will work?

I have 3 lights over my desk operated by 1 simple switch. I replaced all 3 with LED bulbs. Two of the lights work fine, but the other will work for a while and then stop. I tried 4 of the bulbs ...
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0answers
40 views

Led tape connection using two power sources

I have two 5 meter lengths of LED RGBW tape lights running above my kitchen cupboards. They are connected to each other and are powered at either end with a 60w transformer. If I do not power one of ...
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0answers
408 views

Resistor/Synthetic Load for Caseta Lamp Dimmer

I have a Lutron Caseta Plug-In Lamp Dimmer with a cheap LED light strip plugged into it. It strobes every 10 seconds or so when the dimmer is off. I believe this is due to the "minimum load" problem. ...
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0answers
482 views

Issues with LED Recessed lighting with dimmer

I have installed recessed lighting in my home. This is a 3 month old home and I got the light/ fan prewire from the builder Below are the items I used: Topaz RH6/R/IC/AT 6" remodel housing for 75W ...
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0answers
174 views

What is the point of G24 CFL fixture

I have 4 recessed lights in my kitchen, all of them G24 CFL sockets. The lights currently in them are very warm colored. They came with, when we bought the home. I would like to replace them with ...
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0answers
55 views

Could I wire an LED strip so it goes RGB-RGB-R-R?

I have 4 LED strips. I would like to be able to change the colors on the first two but have the last 2 strips stay red. I have an idea of how I could do this but I am not sure if it would work. I ...
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0answers
300 views

LEDs on dimmer, left alone, eventually fade to off

I replaced some halogen bulbs in my recessed cans with some LED retrofit kits I also replaced the dimmer with a new digital LED dimmer. When I dim the lights down to a low-ish setting, I can wait ...
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0answers
786 views

Controlling multiple banks of LED bulbs with one dimmer switch

Just had the contractor install some recessed LED lighting in some of the rooms of the house. Due to building codes we can't have one location with enough switches to control the lights as we have ...