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14
votes
1answer
24k views

What do I need to install LED strip lighting?

I've been looking to install LED strips, either RGB or white for lighting and ambiance. It wouldn't be the main lighting of the room, so no necessity for high power LEDs. The perimeter of the room is ...
11
votes
4answers
3k views

What are the pros and cons of LED lighting for home use?

I'm interested in installing LED lights in my home, and I'm having a dilemma between buying LED bulbs and rolling my own solution. I have some questions on how to DIY: How efficient is it? Single ...
8
votes
3answers
3k views

Is an LED light strip safe to use under a bed?

I see a lot of RGB LED light strips being sold on sites like Amazon etc. The lights appear to be of decent quality, run off of 12V but do need up to 5-6 Amps to power. This is a lot of current, so ...
8
votes
6answers
15k views

Can I use an LED bulb in a 3-Way fixture?

Is it possible to use an LED bulb in a 3-way light fixture? Will all three work?
7
votes
4answers
15k views

What exactly is a PAR type LED lamp, how does it differ from R/BR type LED & CFL lamps?

I am in the process of replacing my incandescent bulbs with more efficient alternatives. My home is about 14 years old, I've owned it for a little over three years. It seems most of the bulbs that it ...
7
votes
2answers
1k views

How to find LED Christmas lights that look more like traditional incandescent bulbs?

We just bought some LED Christmas lights that are labeled 'warm white', but when we hook them up they look ugly in the light they emit and seem very blue in their color to me. The specific kind I got ...
6
votes
3answers
9k views

Why do my LED lights stay on, even when the switch is off?

I have two LED lamps in my corridor, and when I switch them off, they keep emitting light (not very strong, but it's annoying at night). What can it be? How can I fix it?
6
votes
2answers
2k views

What are the pros and cons of LED vs CFL vs incandescent bulbs for outdoor lighting?

I'm planning to install some light on my balcony and was just wondering what would be the best choice of lamp. I live in a relatively cold climate, and the current temperature at night is around ...
5
votes
2answers
3k views

What about a light switch in the closet?

Okay you guys I have next question. And like all good questions this one begins with a story. I was reading the post about a nick in a wire and read a couple of you mention that light switch in a ...
5
votes
1answer
2k views

How can I mount an 12V transformer for LED lighting inside a wall?

The stairs to my basement has one light fixture at the bottom, and that casts a shadow on the rest of the stairs. I want to run a strip of LED lights up the crown molding or on top of the upstairs ...
4
votes
3answers
500 views

Can I dim LED lights when there are two different switches for the same fixture?

I would like to place dimmers in two different rooms that are sometimes a bit over lit. Is that possible when both areas have two switches for the recessed lighting? Do I need to replace both switches ...
4
votes
3answers
1k views

Does the Lutron Maestro C.L Dimmer Exist?

Lutron offers a family of "C•L" model dimmers (for use with dimmable CFL/LEDs) which includes the Maestro product line: ...
4
votes
1answer
235 views

How to turn off a light sensor LED light?

I've got a light on my condo building and I'd like to figure out how to turn it off. It's currently operated by an automatic light sensor (turns off when it gets dark). I want to setup better ...
4
votes
2answers
3k views

What does that mean if my LED light bulb starts blinking when I turned it on?

I have an LED light bulb: Philips 60W incandescent equivalent I've owned it for about a year and have been very happy with it. This morning when I turned it on, it started blinking. Not flickering, ...
4
votes
5answers
721 views

Why will 26 1.2W 220V LED lights not work with an 800W inverter?

We live off the grid and have just installed 26 220V 1.2W LED lights. We are using 220V as the batteries are some way from the house and and thick copper wire is expensive. Everything works on the ...
4
votes
1answer
610 views

Replacing Halogen with LED bulbs

I've just purchased some 12V LED MR-16 bulbs, intending to use them to replace the existing 12V Halogen MR-16 bulbs in my bathroom. I have found, much to my chagrin, that the LED bulbs seem to have ...
3
votes
4answers
756 views

Will switching to LED lightbulbs make a significant difference in my electric bill?

I asked Reliance Controls about a THP103 meter that I was having trouble with. Turns out that its not a true RMS meter and thus is unable to give you accurate readings on a CFL or LED installation. ...
3
votes
4answers
840 views

How can I light picture frames from the floor?

I would like to light up three picture frames with something from the floor. They will be behind a sofa so we wouldn't see them and the picture frames are about at 1.5 meter above the ground. I have ...
3
votes
5answers
12k views

How can I convert my under cabinet lighting from halogen to LED?

Our kitchen has under-cabinet lighting that uses halogen 20 watt G8 socket bulbs. With 15 bulbs in the kitchen that is 300 watts. I'd prefer to replace them with 3 watt LED bulbs. I've been ...
3
votes
2answers
3k views

How can I replace failing ballasts in recessed CFL housings if I don't have access to the attic?

I have a set of recessed CFL (4-pin) lights and a few of the ballasts are failing (CFLs fail to start randomly, even after replacing them with new sets). They are NHPSIC-626ELAT, CFL (4-pin) ...
3
votes
2answers
659 views

What kind of light can I install in a small, low-ceiling coat closet?

Our Northern California house has a small coat closet (really a hallway with 2 doors and hooks for coats) between our front entry-way and our basement. It's a tiny space: 3 feet wide, 5 feet deep, and ...
3
votes
5answers
5k views

What are my options for replacing 50W GU10 lightbulbs?

I've been looking at replacing 50W GU10 halogen lightbulbs for something more energy efficient. Some people say that LEDs cannot give you the same light (even 10W LEDs), and to use 11W CFL instead, ...
3
votes
1answer
2k views

How to wire MR16 LED lights?

I am building a wall cabinet with downlights in the shelves, for which I would like to use MR16 LEDs. However, my first attempt was obviously deficient, since two of the LEDs blew. I'd appreciate some ...
3
votes
3answers
2k views

What can I do to avoid incandescent bulbs for my 3-bulb ceiling fan, yet maintain brightness?

My ceiling fan takes 3 candelabra (E12) base bulbs for lighting. The bulb slots are labeled 75W - 125V. The fan light is dimmable and I currently use 3 60w incandescent flame tips. I plan to ...
3
votes
1answer
276 views

How to use LED lighting strip on ceiling?

In our living room, we have a single ceiling rose in the centre of the ceiling with a boring light fitting on it. I'd love to replace this with 4 led strips (about 2m each) running from the centre to ...
3
votes
1answer
255 views

Are there alternatives to a traditional dimmer switch?

I have just had some 230V GU10 LED downlights installed in my living room (by a professional) to replace a traditional pendant fitting. At the same time, we added a (mechanical) dimmer, however it ...
3
votes
0answers
227 views

What is a good PWM driver for LED lighting?

I am looking at lighting options for my new flat. I'm looking for any recommendations and suggestions for the components to power and control the LEDs. If we consider the main room (i.e. the open ...
2
votes
4answers
1k views

What do I need to know about LED strip lighting?

I've read a ton of various posts about different aspects of LED lamps, strips, comparisons with fluorescent and incandescent lamps, and I decided that I want to install LED strips to light my room. ...
2
votes
3answers
770 views

How to reduce brightness of recessed LED?

I have recessed LED in the bathroom which is way too bright. LED is dimmable but I can't put regular dimmer in front of it since it has small switch shared with two other switches. Neither I need ...
2
votes
1answer
2k views

How can I dim LED Christmas lights?

I bought two different strings of LED lights of the same brand to replace my old lights with LEDs. Big multi-colored C9 bulbs with dangling white icicle strands of T1 bulbs. The problem is that the ...
2
votes
2answers
413 views

Practical limits of how many LEDs can you use to replace halogen 12V?

I'm gradually replacing halogen lights at home with LEDs. We have a couple of 12V rails with a 5x35W rating when using halogens. When using the same transformer with LED's, can I use the theoretical ...
2
votes
1answer
423 views

Why doesn't this LED strip work, even though the power supply seams appropriate?

I recently bought a 3528 SMD Flexible LED Strip, 300 LED for 5 M. The Power Supply I have output 12V and 3A. From what I found online, this seams okay, but it doesn't work. I managed to light them ...
2
votes
3answers
3k views

How can I tell what dimmer switch to use with LED lights?

I replaced the halogen GU10 bulbs in my kitchen with LED bulbs... I'm really pleased with the results but as the bulbs I bought are dimmable, how do I know what dimmer switch I can use? I did try ...
2
votes
1answer
986 views

Will a non-dimmable LED work if the dimmer switch is on full?

If a dimmer switch is fitted for the room but we get non-dimmable LED lamps (GU10), I know there may be flickering problems with dimming, but will they work fine if the dimmer is turned to max?
2
votes
1answer
243 views

What type of centralized home control hardware is available?

I recently got excited about the idea of creating a web software to run locally for my home that could be accessed via computer, smart phone, or tablet, which would give me complete control over most ...
2
votes
1answer
289 views

LED undercabinet lights but 240v inputs

I have replaced a run of halogen under cabinet lights with 1w lights running of an LED driver. This string of LEDs goes under a run of wall cabinets over a worksurface. I have two smaller ...
2
votes
4answers
211 views

12V DC LED Dimmer

I would like to fit dimmable LED lights in my new bathroom Most solutions seem to involve a dimmer switch that chops a high-voltage AC supply, and a driver per light (often integrated into the bulb) ...
1
vote
2answers
235 views

Can I use dimmable leds without a dimmer?

I recently bought "dimmable LED lights" without knowing exactly what this means. I did some research, and now I get it. A dimmer is required to regulate the intensity of the lights, for which I don't ...
1
vote
2answers
244 views

How can I connect my LED strip lights?

I bought this white-only LED strip lights off amazon, and it has a DC jack. However, when I search on the internet, there seems to also be 4-wire cable and 2-wire cable. I'm asking this because I ...
1
vote
1answer
609 views

What kind of led strip should I use?

i looking forward to install LED Strips (Cool White) in my new home. But I am not sure what kind of LED Strips should I use. Till now I have read that I can use 5050 or 3528. In the photo the ...
1
vote
2answers
4k views

How can I prevent these LEDs from blinking when turned off?

In a block of units we installed 240v EARTHED downlights. I believe the neutral maybe 2-3volts above earth causing the lights to flash when turned off. The fittings are provided with earth connection ...
1
vote
4answers
339 views

How can I get High-CRI lighting for a small room?

I plan to replace a CFL lighting fixture in a small room (10' x 15'), due to its being too dim and giving less-than-perfect light. I'd like to install something that would give me 3500K light with ...
1
vote
1answer
5k views

Why do my LED lights flash on cold start?

Whenever I flip on my dimmer switch, all four dimmable LED lamps flash on in unison, blink off, and then come on at the selected dim level. This happens even with the dimmer slider maxed out, so it's ...
1
vote
2answers
219 views

How do I wire LED lights directly from the panel?

I am finishing my basement and would like to do 2 sets of LED strip lights. One will go in a small 4x8 room under my stairs, another a large theater room 13' x 15'. I am a beginner when it comes to ...
1
vote
1answer
215 views

Can I increase the length of LED RGB 5050 tape?

I see that there are a lot of experts on this forum, so I believe that someone will be able to help me with small LED lightning project (I have bought/will buy all components on eBay). Currently I ...
1
vote
3answers
225 views

Multiple weak light bulbs vs one strong light bulb

I currently have a small room with a single CFL bulb at the center of its ceiling. The bulb lights up the whole room well enough. I encounter the problem though that when standing in front of the ...
1
vote
1answer
535 views

Why are my LED lights flashing when powered from an inverter?

I am running some 10 watt LED floodlights off a 12 volt battery and 230 volt inverter. The 10 watt LED floodlights are flashing on and off. I am also running 20 watt floodlights and they do not ...
1
vote
1answer
467 views

How do I ground my LED retrofit in a ceiling can?

I've got what appears to be a low height 5" can above the kitchen sink. There is a 60W IC bulb in there. It looks really trashy since the cover is missing. So, I picked up one of those ceiling LED ...
1
vote
1answer
2k views

Can dimmable (triac) LED bulbs be used on a motion sensor switch without neutral wire?

I bought a bunch of these motion sensor switches. I also want to use these dimmable LED bulbs. The motion sensors do not have a neutral wire connector. My outlets only have a live wire and it would ...
1
vote
1answer
315 views

What do I need to do to change from Halogen to LED?

I want to update a few rooms in my house from halogen to LED light. The fittings I already have are for the MR 16 style (2 pins). Having the ability to dim the lights is not important. I found ...