12v

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  1. S

    Need help with a 12v air horn with relay and momentary switch

    Hi I’m stumped and can usually figure it out after a while but not on this one. so I joined here In search of some help on my 05 tundra I’m putting an air horn on. It has two mini 12v compressors on it with two 30amp relays. 30 on relays going to air horns, 87 going to a fuse then battery, 86...
  2. A

    12v Yacht Bow Thruster does not work with Victron BatteryProtect 220A

    At the weekend I installed a new bow thruster, 2 new batteries and a BatteryProtect 220A. The bow thruster does not work, I just get a clunk from the solenoid, no alerts or alarms ffrom the BT. If I bypass the BatteryProtect, the thruster works fine. What causes the clunk? I was expecting the...
  3. Splitty

    Where can get a 20 watt round led driver with a 12v output ?

    Hi Forum people. First time post here. I have a pair of semi flush fittings that are currently 10 Halogen capsules per fitting. I want to convert these to LED at 2 watts per capsule. Space is a very limiting factor. Each fitting currently has a round transformer inside. I only have an 80mm...
    • Splitty
    • Thread
    • 12v driver get led led driver output round watts where
    • Replies: 17
    • Forum: Lighting Forum
  4. A

    Changing 50w 12v Halogen downlighter with led type with thin pins.

    As above. Does the electricianI have to remove all the transformers. Are therr not led downlighter led bulbs with thin pins? Thanks.
  5. B

    Will any led 12v DC transformer be suitable for 12v DC Extractor fan

    Will any led 12v DC transformer be suitable for 12v DC Extractor fan? Considering 4w rating.
  6. A

    I need 12v LED help!

    Hey guys, I am stumped. I have some 12v rgb Led Lights which come with their own controller and you control the light via the phone app. They don't make such a light with voice command so I decided to buy another 12v LED controller that does have voice command. I have no idea why but lights...
  7. L

    12V LED Power supply in a caravan as main power supply

    Hello, I am currently DIY upgrading a caravan with my girlfriend but need some advice. The (very old) 230VAC to 13.8VDC power supply broke down and needs to be replaced. It is rated with 10A output but I would like to replace it with a 12V one with at least 15A. The old supply was intended to...
  8. A

    12v power supply for diesel heater

    Hi, I am in the process of setting up a diesel heater to warm our conservatory and need to provide 12v power to it. I have purchased a CCTV distribution box which essentially has a 30amp convertor wired to distribution board. My plan is to remove the distribution board and wire the power...
  9. A

    12v or 24v for efficiency

    Hi, I understand some basics about wattage, volts and amps etc but I am trying to decide what would be the most efficient system Situation - 2 x 110 amp hour 12 volt batteries wired in parallel. Use these to heat approximately 8 liters of water through a DC water heating element. Which of...
  10. C

    UK Converting 12v suspended tension wire to LED? I

    I have an old IKEA Norrsken 12v suspended ceiling tension wire system, which runs x7 20w MR16 bulbs, from a Min 4x20w/Max 10x20w transformer. Can I replace the 240v/12v transformer with an LED driver, alongside 7 new LED MR16 bulbs, say, 5w each, or is the plastic coated cable not suitable for...
  11. OnlQQker

    12v Rcd or equivalent

    Why isn't there any? If you're using only the plus-negative on the battery and the only grounding point is battery negative to chassis, then surely a 12v rcd would be possible. Or am I missing something totally here. I've scoured the internet and found absolutely nothing!
  12. N

    convert 12v gu5.1 to mains gu10.

    convert 12v gu5.1 to mains gu10. but confused why this transformer has two live wires? can someone explain.Do I need a driver or I can directly attach GU10 holder to the mains? and what should be done with second live wires?
  13. I

    Suggestions for outdoor power for 12V garden lights

    I currently have some 12v outdoor lights which have a plug with a built in transformer. I would like these to turn on and off without having to go outside so ideally would like to have them on a timer but not sure of the best way to incorporate this while keeping it looking presentable...
  14. E

    How to install additional 12V battery to run security systems

    Hello all, new here. I’m searching for advice whilst brainstorming the idea of installing an additional 12v battery in my car to supply the security systems. Some context, the car in question is infamous for being easy to pinch as it is easy to access the battery, disconnect it without setting...
  15. Pretty Mouth

    Antique light, convert to 12V?

    A customer bought a metal antique lamp in Rome, and is very keen to get it installed. There's no means of earthing it, and is wired with thin, single insulated conductors, so I have ruled out using it at 230V. However I am considering converting it to 12V, by installing a 12V LED driver...
  16. A

    Replacing 12v GU4 downlighters with LED.

    In the bathroom we have a panel above the wash basin with 3 x 12v Halogen downlighters powered through a single transformer. I am looking to replace the halogens with LED equivalents with a 12v LED driver. I have removed the bezel and there is a very thin black plastic ring but I can see no...
  17. T

    Help on wiring a 12v 1.5amp dc van into my ice cream cart bike freezer

    Hello Forum! Yes I have an ice cream cart bike that is battery powered and yes I regret purchasing it! I have attached a generic picture of it to this post. I need some help replacing a cooling fan on the condenser coils in the freezer because its really poorly designed. I'll try to give as...
  18. B

    12v outdoor fairy lights

    details 12v outdoor fairy lights 20m in length, coaxial socket UK 240v plug that with built in 12v 1amp transformer 220v-plug/12v-transformer has cable out with coaxial plug connects with coaxial socket on 20m fairy lights Problem is I want to plug this in far away from the house say...
  19. HappyHippyDad

    What power supply for this large 12V Fridge/chiller?

    My customer wants to fit a large 12V chiller at her farm. The supplier has said it is 12V and 80A. A couple of questions.. 1. What sort of power supply unit would you use for this? See link below of the ebay item. 2. Is this going to be 80A at 12V or 80A at 230V? At 12v it would only be...
  20. i=p/u

    12v power supply units for cameras

    12v 5A power supply for four cameras, if using shotgun cable with the power cores being 0.15mm, what is max distance from the cameras the power supply can be, as these are normally mounted close to camera itself. I know I can power locally to camera but would prefer to keep it all together. Any...

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