led

  1. H

    Replacing halogen transformers to led

    Hi I trying to replace my halogen transformers with LED equivalent. I have 4 spotlights and they have there own transformer. 3 of the transformers I can get to but I can’t get to the last transformer because it’s in an impossible area to get to I think the previous owner has placed the...
  2. C

    How to wire 300 blue LEDs?

    I would like to wire 300 blue LEDs to one power source in order to light up a tree. What is the best way to do this?
  3. _q12x_

    240V indicator led at input of a power supply.

    Hello, I am the artist, (I'm not an electronist or electrician). I have a weird problem that I never encountered. I have a small power supply led driver for a power-led wall light. I want to attach an indicator led running at 240V to its input ( directly on the 240V wires). You can see the 240V...
  4. B

    Any way to overcome the minimum load for an LED dimmer switch?

    Per this document: https://www.lutron.com/TechnicalDocumentLibrary/048487.pdf I guess dimmer switches have a minimum load required for operation. I believe this is the problem I have run up against. In replacing the halogen bulbs in my light fixture with all LEDs functionality ceases. The...
  5. J

    Bathroom LED downlights

    Hello, I wish to purchase some Downlights to replace some halogen spotlights in my bathroom. Currently the existing spotlights are powered through a transformer connected to a terminal junction box in the loft. Looks like the existing transformer is connected by only a two core cable. I want to...
  6. C

    Under counter lighting product/solution question

    Background: I would like to replace my wired, under cabinet lighting with dimmable LED under cabinet lighting. Can you suggest a product or solution to my problem of a 10" space Details: Ideally, I would like a dimmable LED light that is hard wired to AC switch that turns on/off the other two...
  7. N

    Voltage issue with led lights

    Hi Problem: I have 5 (240v) led lights in a bedroom on a single on/off switch (not dimmer) and all the leds worked fine until last w/end. Then with the switch being off, the leds would flicker/strobe. Switch on and they all work fine. Disconnected the switch completely and still the same...
  8. D

    USA LED Reed Switch Alternatives?

    I’m running in cabinet led strip (tape) lighting using DV24V strips powered by a 24V 60W driver. I had tried to use a lower wattage driver for the job but the last strip caused it to flicker so I stepped it up to the 60W and they work without flickering. The job calls for an automatic door...
  9. B

    Recessed LED lights glow while off, but only when laptop is charging

    I am mostly curious as I don't think this is a very important issue. In my bedroom I have 2 overhead recessed LED lights that are not on a dimmer. After several years of living with no issue, last week I noticed that they remained faintly on after turning the light switch off. They glowed...
  10. marksmith

    Problem with under cabinet LED lighting

    Hi all, I am hoping someone can help me with my problem. Just started renting a place and it has under cabinet LED lighting in the kitchen. It's connected to a wall switch but it takes anywhere from 2 to 50 flicks of the switch before the lights come one. I have tried slow on/off patterns, long...
  11. E

    LED Power Rating on information on my 12v lamp

    On the LED lamp I have I have the following information, 12v-440mA-3.4W, these figures don't stack up according to Ohms Law, I'm not too familiar with load ratings and calcs regarding LED's
  12. S

    Attach pull cord to LED strip light

    I have a wardrobe with no lights or mains socket in it, I would like to put an LED light strip in there and somehow connect it to a pull cord switch and for power, I’d like to use batteries, probably 4xAA in a battery case which would have a positive and negative wire coming out of the end of...
  13. N

    LED lighting upgrade - PCR?

    Hi all, We've been asked to upgrade 450+ 6ft single fluorescent battens to LED. The client had requested for each fitting to be connected into the existing wiring via a plug and socket arrangement to aid the maintenance team in the future. The existing wiring will be reused and is 1.5mm 3-core...
  14. B

    Replacement LED driver - which one?

    HI, I have these LED lights which require 9W https://www.helestra.de/en/datasheet/helestra_PALA_15162907_long.pdf It uses the LED Driver in the photo, which needs replacing (light is blinking). I am unable to find the exact same mini LED driver from Gallop. I understand I need a driver with...
  15. Michel

    LED Emergency Light Losing Power Quickly

    I have an old emergency light with an almost dead 6 volt 4 amp battery inside, so I switched it to 2 x 18650 (3.7v, 4800mah) = 7.4 volt 4800mah. At first everything worked out fine, until it started to loose power very quickly. Now if I charge it for 2 days and try to use it at low power it...
  16. T

    UK LED lights tripping rcd

    Builders say no issue in garage where they have stripped the walls but after 9 years rcd tripping only when downstairs lights are on , feeling lost and scared. When it trips the dstair light switch does not fall only rcd
  17. J

    How to wire an LED dimmer switch from old halogen dimmer

    Hello, I’m trying to wire an LED dimmer to replace the older dimmer which is running halogen bulbs. All the wires are the same colour, brown. Two wires go into the COM terminal, and one goes into L2. My new switch has COM, L1 and L2 along with a screw on the metal plate for an earth. I presume...
  18. nicebutdim

    Non Corrosive LED battens

    Wanting to replace a single loft ceiling rose, with a couple of battens in the region of 4' - 6', so I can see right to the eaves. Obviously they don't need to be non-corrosive, but they'll be exposed to a significant range of temperatures and I don't want to end up in the same position as...

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