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4
votes
2answers
2k views

Lutron LED/CFL Dimmer switch turns lights off the wrong way, up is down and down is up. What's the problem?

I bought the $20 Lutron Dimmer Switch (TGCL-153PH-WH) from my local big box hardware store. It dims the Cree LED bulbs great. There is just one problem... no matter how I install the wires the switch ...
1
vote
2answers
2k views

How can I control several LED strips with one remote control?

I want to install several LED strips that cannot be connected to each other. Each would have it's own power supply. Is there a way to control them all with a single remote control? I seen several ...
1
vote
1answer
76 views

Is there such a thing as an actual 60W draw LED or CFL bulb?

CFL and LED lightbulbs are sold as being "40/60/100 watt equivalent". They're designed and sold as replacements for a certain wattage of incandescent lamp. I have some fixtures where I want a very ...
2
votes
2answers
1k views

Problem with GU10 LED bulbs tripping out power

I have had some re-plastering and re-decorating work done in my kitchen. I had a new light fixture installed which takes 6 GU10 type bulbs. When the light fixture was first installed I placed 6 LED ...
1
vote
1answer
72 views

What voltage adapter do I need for a 5 meter 5050 LED strip?

I have a 5050 5 meter LED strip and it requires an AC/DC adapter to run the full strip. I was told that I needed a 2A adapter, but I went to electronic store to buy an end adapter and they said this ...
9
votes
9answers
25k 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?
0
votes
1answer
99 views

Can I wire up a 353W projector with a 25W track light?

So I have a 25ft 16AWG power extension cord running up to my projector which draws 353W. I want to add a two outlet plug to the female end of the extension cord near the projector and get one outlet ...
2
votes
1answer
22 views

How to prevent blinking LED on a three way Lighted switch circuit with only one light fixture?

I have a stairwell that has only one wall sconce with two switches that are lighted when off. one upstairs, and one downstairs. I recently replaced Sconce, and added an LED 60 watt bulb; I triple ...
1
vote
1answer
29 views

How should I power 6 30W (30-36v 1.05A) LEDs from the mains?

Was reading about transformers, so basically, which transformer will be optimum, could i get a 36-30v one and not worry about resistors?
0
votes
0answers
16 views

LED Light flickering on Inverter Supply [duplicate]

Recently we Have installed 900 VA Inveter in our premises. While interruption of Grid power , Inveter takes load. LED starts Flickering on inveter power supply. Is there any specific reason and what ...
1
vote
2answers
88 views

Why do LED lights with a dimmer stay dim and won't go bright again?

I have a chandelier with five lamps. I brought an LED compatible dimmer and changed out the switch for the dimmer. I brought five dimable LED bulbs. The bulbs and dimmer worked for a little while, but ...
1
vote
3answers
9k 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 ...
8
votes
3answers
32k views

What's the difference between dimmable and non-dimmable LED lamps?

I have a large room in my house with 3 light fittings, with a total of ten 40W GU10 bulbs. So, this is using 400W when they're at max output (they're all on dimmer switches). I'm interested in ...
0
votes
1answer
125 views

How to install multiple individual led strips?

I have started my final year in interior design and I really want to buy some LED strip lighting to light up my scale models to give them a much more lifelike appearance for photos. I wouldn't really ...
0
votes
2answers
106 views

how to light up ten (10) led downlights with each having 14w power consumption?

recently i had opted to upgrade my store with LED downlights of 14w each. problem i am facing is that drivers of these are going corrupt frequently. my electrician said , we can replace these drivers ...
0
votes
2answers
242 views

LED Light Strips on bunk beds

We are moving house next Friday and our 2 boys are moving from a room each in to sharing. To give them as much space as possible we're going to attempt to modify 2 Ikea Kura beds that we've purchased ...
1
vote
0answers
32 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 ...
2
votes
2answers
204 views

Recessed LED lighting orange connectors

Installing 12 recessed light cans in the basement. Figured I'd go LED, so I purchased a dozen HALO LED housings (H750T). Then I spotted a deal on Philips LED lights and ordered a dozen from HD online. ...
5
votes
3answers
414 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
2answers
34 views

why is my led bulb running dim?

I have five LED bulbs outdoors near the Twin Cities in Minnesota, all of the same brand (Feit 800 lumens, if that matters), which have been installed somewhere around mid-summer 2013. We don't have ...
1
vote
0answers
64 views

Delay when powering LED light strip

I made a "shop lamp" out of an LED strip and power supply. When I plug it in there is a 1-2 second delay before the lights are powered up. Do some transformers have a shorter delay than others?
1
vote
0answers
31 views

Connecting LED strips, Which plugs?

I want to make a LEDstrip(RGB, 300 LED, 3528, 5 meter) At the back of my 40 inch television. But I have some struggles finding out what I need for that. I have found this strip: LED Strip And I ...
2
votes
1answer
83 views

Why are my LED bulbs flashing?

I recently replaced all eight bulbs on my chandeleir with dimmable led light bulbs. They work fine when on, but at approximately half power (dimmer turned half way through), the bulbs start flashing ...
2
votes
3answers
265 views

Replacing G4 halogen bulbs with LEDs

We've got 12V halogen G4 fixtures mounted under our kitchen cabinets and would like to use LED's instead. I found some G4 LED bulbs on Amazon, and they fit in the fixtures just fine, but if I try to ...
3
votes
1answer
91 views

Why are LED bulbs in a cooker hood flashing when I put in the fourth bulb?

I replaced 4 bulbs on a cooker hood with LED bulbs. Three will work ok till I put in the fourth; then they flicker once when turned on but will not stay on.
3
votes
4answers
2k 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. ...
1
vote
0answers
77 views

LED light bulbs turn off immediately after being switched on

I have 11 spotlights in my kitchen which are 12V MR16 fittings. Recently they've started giving me trouble. Only 5 out of the 11 still work correctly, the rest have gone I decided it must be a heat ...
3
votes
2answers
974 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 ...
4
votes
2answers
169 views

What should I do to increase the dimming range of LED bulbs?

We started doing most of our homes in LED last year. I am a big dimmer fan and would pretty much put a dimmer on any light switch. One thing that I haven't gotten down is the dimming range of the ...
2
votes
4answers
474 views

Can you install an LED floodlight in a regular ceiling fan?

I'm considering buying this 9 Watt BR30 reflector LED bulb to replace a 60W incandescent bulb on a ceiling fan: The ceiling fan actually has 4 lights (I only need one of the lights so the other 3 ...
1
vote
1answer
99 views

Is it OK to leave a dimmer switch on low constantly (LED light)

I have a new LED ceiling light in our hall, and installed a compatible dimmer switch (both Leviton). The dimmer has a slider plus a switch, and when the switch is on, but the slider is all the way ...
2
votes
1answer
61 views

Using LED light bulbs in a dimmer

I have this light fixture: that used halogen light bulbs (philips ecovantage, 500 lumens, 120v, PAR FLOOD25) - ll failed during the same week but one: I wanted to replace them with those LED ...
1
vote
1answer
74 views

Is this really inductive/capacitive coupling, and is this remediation practical?

I have replaced some 25W light bulbs with 4W LED-filament bulbs with 2700K emission. The light is equivalent if not superior, and 25W incandescent bulbs are becoming increasingly difficult to find. ...
8
votes
7answers
32k 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 ...
4
votes
1answer
226 views

What alternatives to R20 bulbs can I use?

When we bought our house, the lighting fixtures in the ceiling came with R20 bulbs. I know nothing about lighting so I figured that only R20 bulbs are compatible with our fixtures. But I'm realizing ...
1
vote
2answers
181 views

Can I connect all of my LED strips to a single power supply?

Im working on a project with LED light strips, and want to connect them all to a sd controller. The lights are ws2812b 60 LED/meter, and have 20 meters of it. It calls for 14.4w per meter @ 3 amps per ...
5
votes
6answers
2k 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 ...
1
vote
3answers
286 views

How to install LED strip where before I had a fluorescent tube?

I want to install a LED strip where once there was a fluorescent tube. I like to think myself as google competent but this time I could not find a satisfactory answer. Right now, in my ceilling I ...
3
votes
1answer
198 views

Why does an LED light turn on and off irregularly while the switch is in the on position?

We have had a LED light in the family room for several months now. In the past week it has started to act funny. We turn on the LED light and after a while it turns off and then goes back on and then ...
-2
votes
1answer
105 views

led light strip not working

I have a 5m led light strip that does not light up. There are 2 wires at both ends of the light strip. At one end, i connected the wires to a driver and to an electrical point. As for the other end of ...
6
votes
3answers
16k 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, ...
0
votes
2answers
176 views

Can I put a LED tube in a high frequency ballast fixture without removing the ballast?

To replace my old fluorescent tube lamp I bought a LED tube. The old fixture was one with an electrical ballast and without an additional starter as shown below. I read that I was supposed to ...
1
vote
3answers
10k 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 ...
5
votes
2answers
5k 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 ...
1
vote
2answers
135 views

What type of switch will allow two lights to operate individually or all at once?

I have two sets of LED lights and I'm looking for a single switch that will allow for the following options: OFF LED set 1 ON LED sets 1 and 2 ON (both on) I don't have extensive training in ...
2
votes
1answer
167 views

What size power supply do I need to connect two 5 meter LED strips? [duplicate]

I want to buy 2 of these 5 meter LED strips to make a 10 meter run. What power supply do I need to have to avoid voltage drop? what controller do I need? How do I connect those 2 LED strips?
14
votes
1answer
42k 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 ...
3
votes
3answers
7k 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) ...
1
vote
1answer
401 views

What gauge wire for long run from power supply to LED light strip?

I am wiring in some 5050 RGB LED strip lights in my basement. There is a small utility room adjoining and I'm keen to keep the transformers and signal amplifiers in there in order that they can be ...
0
votes
1answer
81 views

What bulb should I use in 4" recessed lights?

I have Halo H99ICAT housings with a variety of trims and am confused on what bulbs I can use. The label inside the can states that I can use specified bulbs with the following trims- 953P Black ...