Questions tagged [led]

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

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1answer
41 views

LED Light fitting has started making clicking sounds after power outage

The other day we had a power outage and apparently surge that was enough to blow out the PSU on my computer. A day or two later I've noticed the ceiling light in my office is now clicking, regularly (...
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2answers
60 views

How to on this retrofit led recessed light

That's the inside of my can on my recessed lighting but the new retrofit led plug doesn't fit that. What do I have to do in order to retrofit a new led light in that old fixture to avoid me going into ...
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1answer
40 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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1answer
27 views

Fluorescent lights sometimes don't turn on

I have two T12 double-ended G13 2-pin 4 foot fluorescent lights in my bathroom. They often (maybe 1/3 of the time) won't turn on, with a very slight glow in one corner, then usually turn on after an ...
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1answer
20 views

Outdoor LED lights runnng dim/flickering

These lights are Kichler hardscape step lights and mounted and installed professionally through a stone wall. They are wired to a 300 watt multitap transformer and the other two lines work fine. The ...
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3answers
487 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 ...
13
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2answers
3k views

How much power do LED smart bulb wireless control systems consume when the light is turned off?

I've been shifting to LED light bulbs due to the energy savings but I've a question about the new smart bulbs that are controllable via Alexa etc. These need to be kept "on" via the switch for them ...
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2answers
66 views

Why Aren't These LED Bulbs Lighting?

I have a dimmable floor light with 6 G4 bulbs. I ordered a bunch of dimmable LED bulbs and now that they've arrived after weeks, they don't light up at all. If I take one bulb off and place a halogen ...
1
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1answer
66 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
39 views

Surge Protection for Line Voltage LED Fixtures

I'm installing 120v LED recessed lights in a room, and I'm concerned about them wearing out prematurely. I've had bad luck in the past with florescent lights on the same circuit as the refrigerator. I ...
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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 ...
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1answer
34 views

NEC code-compliant hard wired hidden LED driver

What is an NEC code-compliant way to install a 15A 120V dimmer switch --> driver --> led strip set up that enables the driver to be concealed or out of view but accessible for an in-wall lighting ...
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3answers
2k views

Indicator Lamp (LED) on 3-Way Switch

So I bought this home a few months ago and I removed all the outlets and switches to replace room by room. In the breakfast room just inside from the garage, there was a switch plate with a small ...
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1answer
19 views

How to set up this LED R7s lamp?

I would like to install an Osram LED R7s lamp using this holder in my living room. Now I'm wondering whether I can just hook it up with the AC like I would do with regular LED bulbs or do I need ...
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1answer
71 views

LED light needs replacing every few weeks

I have two GU5.3 bulbs in my bathroom - one of them went off a month or so ago so I bought the following 3 pack: https://www.wilko.com/en-uk/wilko-3-pack-gu53-led-345-lumens-spotlight-bulb/p/0437672 ...
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2answers
2k views

Can I use another brand of LED driver with IKEA lighting?

I'm planning on getting IKEA OMLOPP lighting. However, since I would need multiple Ansluta transformers and they are quite expensive, I was wondering if its possible to use a regular LED driver ...
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1answer
1k views

What wire to use to extend omlopp ikea lights

I have some omlopp from Ikea drawer lights and the correct transformers, but unfortunately the cable on the lights is pretty short and needs extending for quite a few. I'm happy enough to break into ...
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2answers
271 views

Are these LED panels suitable for lighting above dining area?

I want to light a dining area that is ~12'x 18', with exposed wood ceiling, supported by beams that were created with two 2"x 10" framing lumber, with a 1"x 4" bottom cap. Wiring for the current ...
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2answers
47 views

LED Tape Lights Strobing

I have tape lights that have worked perfectly for 6 years. They were wired into a switch and I have no idea if, or how a transformer was used. They are not on a dimmer. Even you you turn off the ...
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1answer
5k 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
64 views

LED light turns on

I have an led light in the ceiling fan in a bedroom that turns on at will. I thought it was the bulb needing replacing but I’ve replaced the bulb and still middle of the night the light turns on by ...
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3answers
1k views

What's the “correct” way to install LED drivers for accent lighting?

I want to install LED strip lighting behind crown molding in my office. In my particular install, I'm using 3 strips of SMD 5050 RGBW LEDs, which draw about 72 W per strip. From what I can gather, ...
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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. ...
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1answer
637 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 ...
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2answers
402 views

GE dimmer works with 3 LED lights, somewhat with 4 and not at all with 5

I've got a brand new single pole GE 14294 Z-Wave Plus dimmer. Before I try to connect it to z-wave, I wanted to make sure it was working. I have five LED lights (4W, 65mA, BR20 flood) lights in ...
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6answers
20k views

LED light bulb flickering in socket, incandescent works fine

I have a couple of outdoor light sockets with built in motion detectors. These seem to work as you'd expect with regular incandescent bulbs- you can set a timer for how long you want them to be on ...
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1answer
58 views

Outdoor led wall panel - reacting when hit by a ball

I want to build a 10-15'' square or round wall panel and hang it on a wall. This I call the target. My son is supposed to hit it with a soccer ball. When he hits it the panel should change its color e....
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3answers
75 views

Does my LED replacement bulb need to screw in all the way?

This feels like a very dumb question, but I just bought some LED light bulbs for my chandelier. I'm looking to save energy and thought upgrading my light bulbs would be a simple task. Well it seems ...
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0answers
20 views

Low voltage/low power on 2 out of 4 LEDs newly installed

PROJECT - Recently replaced two ceiling light fixtures with (4) Easy-Up 6 in. Deep Baffle Color Selectable Canless LED Recessed Kit, made by Commercial Electric. Also installed new switches; lights ...
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5answers
5k views

Is it safe to convert a shunted tombstone lamp socket to a non-shunted socket by cutting the shunt?

I am looking into converting a T-8 fluorescent tube fixture to a direct-wire LED tube fixture. In addition to removing the actual ballast, I understand that the "tombstone" lamp sockets in an ...
1
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2answers
76 views

Intermittent Flickering LED Strips

I have 10 separate LED strips behind a dropped ceiling feature. Each seems to have its own driver and none appear to be connected to each other except via the same power source and switch. Two that ...
2
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1answer
706 views

How to bypass the ballast on this fluorescent fixture?

I have some fluorescent fixtures in my basement that I would like to convert to LED, using bulbs that require a ballast bypass. However, these fixtures don't have a centrally mounted "black box" ...
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0answers
32 views

Fan led light unusual situation

We got new fan (hunter) It came with 4 traditional 40W lights. I want to replace these with 4 led daylight lights 6 w equivalent to 40W, I think. When I replace 1,2,3 out of 4 lights they are well ...
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1answer
54 views

Fast flickering LED kitchen light fixture

I have a LED kitchen light fixture which has been working great for around 18 months. There's no dimmer on it and it's controlled by a standard light switch. A couple of days ago it started flickering ...
2
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2answers
191 views

Why do these LED light bulbs flicker when my remote control has turned them off?

I bought some LED lights for my candelabra in my master bedroom. They're E12 bulbs (I think, since they do fit). Incandescents worked fine before. When I put these LEDs in there, they flicker when ...
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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 ...
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1answer
19 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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1answer
1k views

How do I fix this wiring to properly run LED lights? (More details/products added)

The people that lived in the house before me did something odd. They evidently intended on putting in under cabinet lighting in the kitchen, so when they tiled the back wall all around the area, they ...
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0answers
48 views

Dimmable range on one circuit is different to another. Why?

We've recently had some dimmable spotlights installed in our dining room. We have a setup where we have 3 lights off one switch, and 6 on a second switch. The lights were not dimming very much, maybe ...
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1answer
61 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 ...
0
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1answer
65 views

very confused on the wiring for recessed lighting

Trying to retrofit LED can lights by bypassing the ballast. First light I retrofitted had 1 white, 1 black, and one green ground wire in the junction box, along with 2 red and 2 blue leading to the ...
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2answers
5k views

Converting LED String Lights from Battery to DC Power Supply

I've converted a string of micro LED fairy lights powered by 2-CR2032 3V batteries to run off of a 5V 1.0A Switching AC/DC Power Adapter. The lights are "Steady On" when powered by the batteries, but ...
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2answers
77 views

Is untreated aluminium suitable as an LED heat sink?

I'd like to have a 5m LED strip lighting directed upwards from around 1m height (would be behind a desk and other furniture). My idea was a simple U shaped aluminium profile (so it can be screwed to ...
0
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1answer
294 views

Why are the LED lights in my ceiling fan suddenly dim?

Installed ceiling fan with LED lights. Circuit has three way switches no dimmers. Lights worked fine for a 1-1/2 months, but then turned on one morning and lights are dim. Fan has a remote to turn on ...
0
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1answer
63 views

Low-voltage LED Light string flickers when turned on, flickers go away after 2 mins

We have several low-voltage LED light strips in our light-up cabinets in the kitchen. They have all worked fine for 3 years. One of them has now started to flicker for a couple of minutes when turned ...
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1answer
2k views

MR16 LED turns off after 10 minutes - regular halogen works fine

UPDATE: I checked reviews on the LOWES website - the Utilitech bulbs do this for everyone - they are just a crappy product. *** I have replaced several MR16 halogen bulbs in my kitchen with Utilitech ...
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3answers
301 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 ...
0
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1answer
23 views

LED lamps and fluoro replacements

I have recently purchased LED lamps and magnet attached circular units to replace old fluoresent tube units. The individual lamps in the format of a standard 240v lightbulb are no ...
0
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3answers
71 views

LED T8 tube replacement

I had replaced the two T8 Philips fluorescent tubes with two Utilitech YGA05A32-T8-18W-840-T LED tubes quite some time back. I did not change any of the ballast wiring and all worked fine. A few ...
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1answer
5k views

Two 3-way dimmers on 6 LED lights - lights blink when on

I wired 6 LED ceiling lights, and I want to control it from two sides, so I used 3-way dimmers on both sides. Everything works, I can dim the lights from both sides, but they blink. I wired a 3-way ...