12v

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  1. polo1

    12v MR16 to LED

    Hi guys, this feels like a bit of a "simple simon" question and despite having fitted hundreds of down lights, don't think I've done this before... Customer changed existing 12v MR16 lamps for MR 4.5w leds. Didn't change the transformers though and is suffering from the leds flickering when on...
  2. N

    Campervan issues - 12v system not working when hooked-up to 240v

    Hi there. I own a 1985 VW T25 Autosleeper and am based in Manchester. The 12v system works perfectly, with a new 90ah leisure battery and split charging system recently fitted. My problem is that when I hookup on 240v some of the 12v appliances stop working, but the internal plug sockets...
    • Neal Andrews
    • Thread
    • 12v 240v campervan electrical work electricians vans issues not working system van vehicle working
    • Replies: 9
    • Forum: Auto Electrician Forum
  3. D

    12V LED Lamps, two questions....

    Hiya! A friend has 27 12V downlights in his kitchen/dining area and wants to change them for LED to save on his electricity bill. I've not had any experience of these lamps and was wondering whether anyone on here could answer 2 questions, the first being, are they any good? In terms of light...
    • discosparky
    • Thread
    • 12v lamp lamps led lighting lights questions
    • Replies: 9
    • Forum: UK Electrical Forum
  4. timo1

    Beach hut 12v electrics..

    Hi. Has anyone ever inspected 12v electrics in a dwelling i.e a beach hut / cabin or similar? Basically the electrics are all run off a 12v leisure battery. There is a small solar panel that tops up a battery for a 12v fridge. The beach hut can be slept in so apparently needs an electrical...
  5. D

    12v Switch

    New here so I say hello. Some advice on car 12v please. I want to fit a dual volt and amp meter in my dash, and have one with the appropriate shunt. My expectations are, when the engine is off it will show the state of the battery. When the engine is on it will show the active volts and...
    • dave21
    • Thread
    • 12v battery current engine switch voltage
    • Replies: 20
    • Forum: Auto Electrician Forum
  6. J

    12v rgb strip light power?

    Hi Built a sliding door wardrobe and want to finish it off by having a 3 metre strip of RGB leds along the top edge of track to shine down on the glass doors. Is it safe / ok to NOT use the power adapter the light came with (laptop type supply) and instead have them powered from a 12v LED...
  7. M

    MR16 12v Lighting rail

    Hi, I have a spotlight rail with four MR16 bulbs (12v) on it. It has an integrated transformer. The replacement needs to be of similar size i.e. length approx 90cm and run with low-voltage MR16 bulbs. There seems to be a plethora of these spotlight rails that use GU10 240v bulbs etc, but I...
  8. HappyHippyDad

    12v Downlights not working!!

    Hello all.... I have recently been asked to put in 9 LED 230V downlights, which I have done.. all working fine. The reason was the old 12V halogens only had 2 of the 9 working and the customer said everytime she replaced a bulb they would either not work at all or only last a few days/weeks...
  9. S

    Polarity of LED 12V MR16 downlighters

    Hi all Was asked to fit two transformers for shop window display. there was 8 12V down lighters in total split into two circuits and both switched through a timer, The owner wants to replace the 8,12V dichroic MR16 bulbs with 12V MR16 LED 1.8w bulbs. The reason he wants to replace the dichroic...
  10. S

    12v Downlights causing other lights to turn on/off

    I've just noticed an odd problem. I have 2x 12v downlighters in a small room. On the same circuit, in my living room there are 12x 12v downlighters connected to two dimmable transformers. The attached load is well within the limits of both the transformers and the dimmer switches that control...
  11. I

    IP Ratings for 12v Downlights in bathroom

    Hi All, I'm hoping for some advice on a confusing subject! I have just changed all my down lights in my bathroom as the old ones were rusty and not working due to the transformers being faulty. The old lights were bog standard with no face or anything to protect from splashes (even above...
    • icecreamvan99
    • Thread
    • 12v bathroom downlights lighting lights ratings
    • Replies: 3
    • Forum: UK Electrical Forum
  12. M

    powering 12v motor

    Hi guys I have just bought a use hydraulic oil pup that runs from a 12v motor I didnt have a 12volt battery to try it with but i had a 240v to 13v 5amp Inverter i wired it up via the solenoid but just got a few clicks from the Solenoid I then ran a 30ft cable from my 12v battery in my...
  13. S

    12v icon airflow extractor fan - wiring advice needed

    Hi, Sorry tried to post this in diy forum but it wouldn't let me for some reason. I have purchased a 12v ICON ECO 30S fan to replace an old 12v Manrose fan. Link to icon fan http://www.tlc-direct.co.uk/Technical/DataSheets/Aidelle/iCON_SELV.pdf The old fan was connected with Twin &...
    • sharpey79gfc
    • Thread
    • 12v advice airflow extractor extractor fan fan needed wiring
    • Replies: 1
    • Forum: DIY Electrical Advice
  14. uksparks

    12v din rail timer

    Hi, I am just putting a load of CCTV camera up, and also several IR floodlights. The floodlights, 12v, jus wondering if I can put them on a timer? I have seen these 12v din rail timers on eBay for less than £10, I was thinking of getting a couple, feeding the timer with th 12v from the CCTV...
  15. N

    12v timer problem

    Hi! Can anyone help me, I am working on an invention.. I want to put a programmable timer between a 12v battery and a 12v appliance.... Is this possible with off the shelf stuff on ebay.. I am trying to create a prototype product from an idea that I have had, obviously I can't say exactly...
  16. M

    Mains to 12v Appliance?

    First of all, I have minimal knowledge of anything electrical so please forgive my ignorance! My problem is that I bought a portable heated handwash unit from eBay which is designed to go in a van. It's 12v 15a and 180w. You can see the unit in question here: Handeman for motor vehicles |...

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