Questions tagged [led]

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

Filter by
Sorted by
Tagged with
0
votes
1answer
54 views

Halogen to LED conversion on multi-light fixture not working

I have a fixture with 4 MR16 (two pin) halogen bulbs. If I replace 2 of the halogen bulbs with LED's all bulbs work. If I replace 3 halogen bulbs with LED's all the bulbs act like a strobe light (not ...
0
votes
2answers
3k views

LED light flickering in one socket but not others, and any other bulb works fine with the socket

I got a batch of LED bulbs which have been working well until now. Some of these are having an issue. Let me describe the issue. A bulb start to flicker after while and if I try it on another socket, ...
0
votes
1answer
80 views

Powering and keeping 5050 leds in sync

I want to set up two strips of led lights in a room with each having their own power supply. However, the problem arises of keeping them in sync in lighting modes other than static. Info: 5050 RGB, 4 ...
1
vote
1answer
50 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. ...
0
votes
1answer
38 views

Using one dimmer to control 2 sets of lights with each an On/Off Switch

I want to install some LED lights in my RV. I have 2 sets of 4 LEDs, connected on my 12V circuit. One set is for the front (kitchen area), one set in the back (living area). When all the lights are ...
0
votes
1answer
137 views

3 way switch to 4 lights rewiring to 15 LEDs

Have a basement with 4 beams that had 2 lights in bay 2 and 2 lights in bay 4. Dropping ceiling and want 3 LED lights in each bay. Can I run 3 new 12/2 wires to bays 1,3,5 which will be spliced to the ...
1
vote
1answer
39 views

5 amp circuits because of LED lighting [closed]

There are multiple parts to this, but they are connected.. 1) With the advent of LED lighting 15 amps is overkill for a dedicated light circuit. A 16 AWG 300-ft-max circuit could be run off a 3A ...
0
votes
1answer
33 views

X-10 Home Automation LED's always on low! [closed]

I have 5 puck lights under my kitchen cabinet, I replaced the very hot 20W halogen bulbs with 5 x 2 Watt LED's. They were a little bigger than the halogen bulbs and I had to remove the glass cover ...
1
vote
2answers
14k views

How many LED pot lights per circuit?

How many LED pot lights can I put on a single amp circuit? Some details: 15A circuit is capable of 1800 watts, if I calculate for 80% load that is 1440 watts Circuit is dedicated to just the ...
0
votes
2answers
914 views

Parallel connected LED lights -last one is dimmer, why?

I have 3 Lutron LED recessed lights (9W) with individual driver each(came with the lights) connected in parallel and wired to a Lutron dimmable compatible switch. For some reason when switch is set ...
0
votes
1answer
86 views

LED, 2 way switch wiring not working

I will give as much information as I can, but my knowledge is limited. There is a staircase with a 2 way switch. There are 10 LED lights throughout the stairs. They are using direct current. The ...
0
votes
1answer
40 views

Good Solar Path LEDs for cloudy weather [closed]

I live in Seattle, where its usually rainy/cloudy for 8 months of the year. Do solar path LED lights make sense? If yes, could I have a recommendation? This was suggested to me: https://www.lowes....
0
votes
3answers
170 views

what are my options when it comes to updating my recessed lighting?

i want to start by saying thank you for the few that helped answer my question yesterday. to make a long story short....i am a fairly new homeowner and unfortunately did not have a father who was ...
0
votes
1answer
83 views

can I use a 10WATT LED BR30 on a recessed light trim that says MAX:9W BR30 LED?

i just bought a 6 pack of: GE Relax 6-Pack 65 W Equivalent Dimmable Warm White Br30 LED Light Fixture Light Bulb it says it uses only 10-WATTS on the back of the package. to make a long story ...
1
vote
1answer
1k views

Flat Iron Causing LED Lights to Flicker

My wife was straightening her hair today when she noticed that whenever the straightener element turns on, the LED lights in the bathroom flicker. The lights are on the same circuit as the outlet (...
1
vote
3answers
163 views

What is this light? How can I replace / fix it?

I moved into a new house recently and one of the lights in my new bedroom stopped turning on. I was surprised to discover that unlike the other lights in the house, it wasn't powered by a bulb, but ...
1
vote
0answers
39 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 ...
2
votes
1answer
161 views

LED Recessed lighting trim stuck

I feel like an idiot. I just bought my first starter home which happens to be a renovated home. The seller told me I have LED recessed lighting but I would like to change those lights to less harsh ...
1
vote
1answer
313 views

Why doesn't my dimmer switch work after installing LED bulbs in my ceiling light?

I have three pendants and a 5 bulb fixture over my table it has Antique Edison bulbs in the fixture with yellow tint I want brighter bulbs, I purchased LED equivalent bulbs and when I put two or more ...
0
votes
2answers
2k views

LED lights “popcorning” (flashing on and off randomly)

My church installed some recessed LEDs connected to a Chauvet DMX-4 dimmer pack. The pack is connected to an Elation stage setter dimmer console so we can control from our sound booth. When turned off,...
0
votes
2answers
88 views

Phillips (non-dimmable) 60W LED bulbs breaking in the light fixture

I replaced all of my light bulbs (CFL's) with Phillips 60W LEDs when they were on sale with coupons last October 2017. They claim they will last 13+ years if used 4hours / day for 7 days a week. 6 ...
1
vote
2answers
69 views

How do I choose which LED bulbs to put in my home?

General purpose LED bulbs seem to vary a LOT in price... from $1 per bulb to $40+ per bulb... and there doesn’t seem to be any tangible difference between them. I mean, some say they last longer, but ...
0
votes
0answers
46 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 ...
2
votes
2answers
2k views

G9 LED Won't Fit In Socket

I am a little embarrassed that this question might be ridiculous, but I feel like I'm losing my mind. I purchased this wall sconce and added in a toggle switch because there's no wall switch on the ...
1
vote
1answer
137 views

GU10 LED lights strongly strobing (no dimmer) UK

I realise there is a lot of information out there on LED lights flickering, however I'm struggling to find anything relating to this situation, i.e. GU10 fittings and a regular switch (i.e. not a ...
0
votes
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 ...
1
vote
0answers
60 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 ...
1
vote
1answer
38 views

Why, in the same light bulb, three of the six leds flick, and the other do not?

As the title of the post says: What could be the reason to have three of the six leds of the same light bulb, blinking? while the other three don´t ? Thanks so much for your help. Tyrus.
1
vote
1answer
45 views

Hue (led) bulb does't turn on when put in certain lamps?

Just acquired my first set of Hue lights (E27 type) and to my disappointment when I put them in my bedroom ceiling lamp they do not turn on. However If I try by putting them in a ceiling lamp in the ...
0
votes
0answers
33 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 ...
0
votes
1answer
634 views

Can I “daisy-chain” LED strip lights to my bathroom exhaust fan and have them work on the same light switch?

I just finished installing a new exhaust fan in my bathroom. I have access to the ceiling before I patch up the old hole where the old fan used to be. A lot of people tend to connect a recessed light ...
2
votes
2answers
1k views

LED Light Glowing when off

I have been searching the internet and StackExchange for a couple of weeks now and have not found anything that fixed the issue. I recently added a room in my basement, all new wireing, lights, ...
0
votes
1answer
57 views

JA8 certified light source

We live in San Francisco, CA. We're attempting to replace overhead lighting in our kitchen area of our condo. I'm trying to understand this piece of the lighting code: According to http://...
0
votes
1answer
296 views

Troubleshooting a String of LED Recessed Lighting Fixtures

I have 5 LED-based recessed lights on a 3-way switch that are problematic. When I activate the circuit, I rarely get all 5 lights switching on. If I turn them off and back on again, they all work. ...
0
votes
4answers
4k views

LED lamp keeps glowing when dimmer is turned off (Has been asked before)

(I know this question has been asked before (here), but I followed the advice recommended by the users in that thread to help remedy the problem, but the lights still glow.) I recently bought ...
1
vote
1answer
1k views

LED bulb always flickers or doesn't turn on

My bathroom is fitted with six traditional 20W GU5.3 / MR16 bulbs, and I want to replace them with the smart home equivalent. The only one I could find with the same socket type is the 5W Osram Smart+ ...
1
vote
1answer
57 views

LED MR16 replacement bulbs: How to evaluate brightness and color temp? [closed]

The main area of my house uses MR16 exclusively, mostly 50W bulbs. I have tried a few LED replacements over the years (none for the past 2 years), and have not been happy with brightness (not bright ...
0
votes
1answer
59 views

Can a 100' string of led lights be powered from each end hooked to one power supply [closed]

can both ends of a 100' strip of leds be hooked to the same power supply with out damaging the power supply of leds
1
vote
3answers
486 views

Wiring toggle switch (on/off/on) to PIR motion sensor and led strip

I would like to set this up so the first on position goes through the motion sensor and the second on position would be for just turning the led strip light on and bypass the motion sensor. When I set ...
1
vote
3answers
109 views

Can I have dimmable LEDs in a corded lamp?

For a couple of bedside/reading lamps I want to use LEDs, but even the dimmest bulbs I've seen in the shops are about 250lm and still too bright for the purpose. So I've come to consider a dimmer. ...
1
vote
1answer
120 views

LED ceiling fixture certain diodes blinking

My ceiling fixture has all of a sudden stopped working properly. Half the diodes are dark and the others are blinking. Oddly, the same exact ones on each strip work and don't work. I have included a ...
0
votes
2answers
158 views

Is this 110V switch “safe”?

This would presumably be installed in a door jam to turn a light on/off when the door is open/closed. It works on 110V with a maximum current of 2A. All of that is fine for my application (125mA LED ...
0
votes
3answers
312 views

How to bypass ballast for T8 4ft LED tube?

I successfully bypassed a ballast to install a T8 4ft LED tube. But this time, I have a different kind of ballast (HOWARD INDUSTRIES M2/40RS-120, 60 HZ MAGNETIC BALLAST), one that can connect to 2 ...
1
vote
3answers
4k views

Is a ballast required, or merely acceptable, for this Philips InstantFit LED tube?

Rather than replace a dead ballast in a fluorescent fixture, I've decided to simply bypass and move to LEDs. However, I think I may have grabbed the wrong kind of replacement tubes the other day in ...
1
vote
4answers
2k views

Why do my LED shop lights flicker when my compressor turns on?

I converted my shop to led from fluorescent.These are direct wire no ballast. Ran all new wires in conduit. The compressor is a 5hp single phase on a 60 amp breaker with 125amp main. I replaced ...
0
votes
3answers
300 views

Air compressor makes LEDs flicker

About 2 years ago I converted an automotive shop from florescent to LED T8(120 volt). They worked great until we changed the compressor today to a new more efficient and more powerful one (both 240 ...
1
vote
3answers
159 views

Individually addressable LED Strip lights

OK - in theory I have a BSEE degree from 1974 but in reality it was a Computer Science degree so I need help to make sure I wire (mostly in wall) this correctly and do not burn down my new house. And ...
0
votes
1answer
128 views

Weird LED light bulb issue

I'm looking for a good answer for an issue I'm having with some new LED light bulbs I got today. When I plug both 17w (150w equivelent) bulbs into the sockets in my garage they don't turn on at all. ...
0
votes
1answer
215 views

Do I need to dismantle the ballast on a metal halide bulb fixture before replacing with an LED bulb?

Is it necessary to dismantle the ballast on a metal halide fixture before popping in a corncob type LED bulb? Halide is 120w, LED will be @45w.
0
votes
3answers
1k views

How to connect LED tape strips in separate locations to one power source?

We're looking into running LED Tape Lights under the wall cabinets in our kitchen. We have three sections that would get the lights and we need them all powered by a single switch. There is a switch ...