Questions tagged [led]

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

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50 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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2answers
554 views

Can I put a low-voltage transformer in the attic?

I'm planning a low-voltage monorail light system, fitted with 10x 7.5W 12V AC LED light heads. The manufacturer provides a "remote electronic transformer", and the installation instructions call for "...
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1answer
5k views

Can I use a regular E26 LED bulb as a replacement for a refrigerator light bulb?

The light bulb in my refrigerator burned out. It was a 40w incandescent appliance bulb like such: I'm wondering if there is any reason I can not put a 9watt A19 LED bulb such as this one (home depot ...
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1answer
245 views

LEDs won't turn on

I have a garage door opener which can have two lightbulbs screwed, that for some reason burn out LED lightbulbs approximately every 3 months. However, this time, the new LED bulbs I bought work ...
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1answer
53 views

How do I connect a Juno LED light to a switch when the light receives power first?

I'm trying to connect a new LED light to a new single pole switch. I have a 14/2 main power feed coming in to the LED light first then a 14/3 wire going from LED light to switch. I feel like I have it ...
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3answers
98 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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2answers
48 views

How to complete this circuit

I got some decorative multi color led wire. It is broken at one place now. I need to connect the wire to complete the circuit. I am new to this and I am trying to learn. I tried twisting the wire so ...
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1answer
90 views

Replacing halogen with LED - will existing transformer work?

I currently have 5 x 20W halogen bulbs attached to two AC 12V rails, and an AC transformer (105VA). I'd like to replace existing five bulbs with five LEDs, e.g. these: 7.5W (update: 12V AC) (...
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153 views

LED lamps glow with switch off [duplicate]

My stairway LED ceiling lamps on 3-way switches glow next morning after being off all night. Is this an indication of stray voltage, bad switch or short circuit? They still glow today after 14 hours.
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1answer
222 views

Is there an advantage to single-ended LED replacement bulbs for fluorescent fixtures?

I installed 100 dual-ended LED 4-foot replacements last year and noticed that my AMZN supplier (Sunco) has replaced the product with a single-ended version. Naturally, I do not want to rewire the 100 ...
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1answer
789 views

Minimum temperature for LED bulbs

I’m trying to pick some LED light bulbs for outdoor use. I live in Canada and we can get temperatures below -40°C. On all the bulbs I look at, there is the disclaimer: Minimum starting temperature -...
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1answer
282 views

laundry room fluorescent lights dim and flickering

Starting about a week ago, the fluorescent lights in my laundry room became dim and flickering. I bought two tubes from lowes (F40KB-ECO 48", I don't think that's relevant but anyway), put them on, ...
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2answers
44 views

Second LED bulb in each fixture burns out, what should I replace?

We have a number of inexpensive light fixtures in our house, each of which takes two bulbs. Most, but not all of these, are on newer dimmer switches (two with sliders, one with remote). We're having ...
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1answer
79 views

Can I replace a Maximum Bulb Wattage (Watts) 25 halogen light bulb with 5w LED light bulb? Is it safe?

I purchased 2 of these for 185sf walk in closet. https://www.lowes.com/pd/Kichler-Krystal-Ice-11-75-in-W-Chrome-Flush-Mount-Light/50355990 specs say that Max bulb wattage is 25 and come with halogen ...
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0answers
68 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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1answer
3k views

Non-dimmable LED on dimmer. Fire hazard?

I just moved into a new home where some of the electrical appears to have been recently re-done. Nearly every light in the house has a dimmer on it, which is fine with me because I prefer to keep ...
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1answer
175 views

LED lights dimly lit when off

Here is a link to my home earthing condition when the lights are dimly lit https://youtu.be/eqR-CawKdgw Measuring a socket I am seeing 225 volts between hot and neutral as expected... But 91V from ...
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1answer
25 views

Interior LED stops working

Built a new house a year ago and installed all LED lights. Everything working as it should. Had a power outage and one LED fixture wouldn’t come on. I replaced it with a new fixture that takes bulbs, ...
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1answer
74 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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0answers
113 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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2answers
53 views

Status of solar-powered landscaping lights [closed]

As of now (9/2018), are solar-powered landscaping lights a sensible option? In 5-year intervals, for the past 15 years, I've been suckered into buying solar-powered landscaping lights and every time ...
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2answers
2k views

How can I test a household LED light bulb?

Something is wrong with my GU10 base LED light bulb or with the light fixture but I don't know what's at fault. The fixture/bulb doesn't work and has never worked (new install). The fixture was ...
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3answers
78 views

recessed led worked fine for 3 months but today turned on today and its blinking on and off; not on a dimmer and not using a 3-way switch

help. For the past 3 months my recessed kitchen light has worked fine. Controlled by standard switch. Not a dimmer and not a 3-way switch. Today I turn on and started blinking on and off about 1 sec ...
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1answer
65 views

LED strip forgets last setting when turned off

In the staircase at my home an electrician installed a LED strip in the handle. I can dim the lights to desired intensity using a springloaded switch and a timer turns on the light in the morning and ...
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1answer
342 views

LED light glows when switched off

I know this has been posted and answered in many ways. I wanted to add some more troubleshooting that I did with same results! Replaced Light (LED/CFL) dimmer with simple single-pole / this is to a ...
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0answers
48 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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1answer
462 views

Led light - trip breaker

I tried to install an LED light in our pantry to replace an incandescent bulb. It is not hooked to a normal light switch but to a push button on/off with the door open and closing! The breaker remains ...
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1answer
66 views

Replacing 12V halogen spotlights with MR16 dimmable LEDs in my lounge

I am trying to replace 12V MR16 halogen spotlights in the ceiling with dimmable MR16 LEDs. The existing halogens do not have a dimmer driver, and each has its own transformer (I'm 90% sure of this). I ...
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2answers
1k views

Controlling multiple rgb led strips in different zones with remote simultaneously

I want to be able to control two rgb led strips with one remote simultaneously as in if I change the color on one strip the other one will match it without requiring another button press. Sync is not ...
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1answer
1k views

LED bulbs will not turn on

I am having an odd problem with a light fixture. The fixture has three sockets and is wired to a dimmer. I replaced the bulbs with Philips LED bulbs that were dimmable. However, when I turn the dimmer ...
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1answer
95 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 ...
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2answers
6k 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, ...
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1answer
82 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 ...
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1answer
64 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
43 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 ...
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1answer
239 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
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 ...
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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 ...
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2answers
19k 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 ...
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2answers
1k 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 ...
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1answer
88 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 ...
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1answer
41 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....
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3answers
179 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 ...
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1answer
101 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 ...
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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 (...
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3answers
166 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 ...
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0answers
41 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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1answer
259 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 ...
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1answer
479 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 ...
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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,...