12v

  1. M

    Making a 12v 4s battery pack from 18650

    Hi, I have around 20 18650 battery just sitting around, so I thought of making a 4s 12v(well more like 12-16v battery depends on charge). That should be fairly easy overall, just looking for some advices to make it as good as I can. One thing I would like to try is avoiding soldering as much as...
  2. L

    Connecting 2 12v fans

    Hello, I need some help with this: I have a Xbox one S where I connected 2 Fans (there is usually just 1 ) parallel to the 12v sourve from the motherboard. Fan 1 has 22mA and Fan 2 has 29mA. My Question now is, if there is any risk to burn something. I dont know how much amp is delivered by...
  3. C

    Need some advice. - 12V to 240V

    Hello! I've just joined the forum and am looking for a little advice. - As what I am attempting to do will never be attached to the electrical grid (and why this is relevant will be obvious in a second) it should bypass any laws around such. (and if it doesn't, I have a licensed mate who will...
  4. HRM-ELEC

    12v drill driver

    Looking to buy a small 12v compact drill driver for light work Any recommendations?
  5. H

    12V DC Relay Issues (Diesel Engine)

    Hello all. I am having an issue with a 12V DC Relay I am trying to install to run a kill switch on a John Deere Diesel engine that runs a high pressure water pump. I have the relay wired in such that it will send power to the ignition when an electrical signal comes from a water sensor in the...
  6. M

    spotlights in bathrooms , from 12v to 240v

    next one , lads, bathroom spots outside of zone one. above the 2250 , directly above the bath ip and fire rated. 240v led spots. existing installation not rcd protected.
  7. N

    where to switch a 12v LED circuit?

    Hi all. new to this and hoping someone can pity on me! I've bought a LED light tape kit which comes with a 3pin 12v transformer. I plan to put the LEDs to back-light a mirror on the wife's bedside table (she looks better in dim light!!!! :) The transformer will plug straight into a normal 3...
  8. N

    CAn I wire 12v downlighter transformer into dimmer circuit?

    Hi all. I've bought couple of LED tape kits which come with a 3pin 12v transformer. one of them is now wired into a simple circuit which is a single on/off switch and works great. the second set is to go into another room, again single switch but this time it's a dimmer not toggle. The kit is...
  9. J

    12v In A Caravan - Qualified Person?

    Hi, Can any of you advise me, I've been told that to do work on the 12v circuits in a caravan a person must be qualified, if youre not, youre breaking the law. I am an electrican by trade (not currently working as a sparky), but I'm not well up on the regs. I find it very hard to believe that...
  10. Radian

    Question about 'self made' 12V Lighting in new extension

    Straight up, I'm not an electrician. I'm an electronics engineer. I currently have a range of LED products on the market and my commercial lighting designs have been in continuous production since the 1990's. I'm having an extension built and naturally see it as a great way to showcase my latest...
  11. rolyberkin

    12v LED tape recommendations please?

    After a recommendation for decent cuttable LED tape, have been using enlite weatherproof (Can't remember where I bought my last reel?) but it has been a pain to join, looking for a tape and supplier, prefer 12v.
  12. N

    Toggle Flick Switch 12V on Table Lamp?

    Hi All, First time poster here. I'm an ex-plumber and lamp making diyer. My question is this: Is it safe to wire a lamp like the one here (image 1 below): with a toggle switch as seen here (image 2 below): Switch type: toggle Contacts configuration: DPST Switching method: ON-OFF AC...
  13. D

    12v garden lighting help before i start!

    Hi i'm looking for some guidance on a garden lighting project before i start. I'm hoping to install a sets of 12v led lawn lights [5 lights, 5w each], with a potential cable length of 50+ meters. Is 3183P 0.75mm rubber cable sufficient for this length of run [50+m]? What cable size would you...
  14. A

    Jumping current on outdoor 12v lighting circuit

    Hello, I have two almost identical circuits of outdoor 12v lighting setup in my garden, each running off a separate 20W 240v-12v transformers (12v Waterproof Transformer (Various Wattages) | 240v - 12v | 10W - 150W -...
  15. L

    Meanwell 12v 350w enclosed unit/What size flex

    Hi Guys & Girls, i have an enclosed Meanwell LRS-350 12V switching power supply and to get it up and running ,3 core flex has to be connected direct to the unit{bare wire} and the other end a 3 pin uk mains plug. So my question is as follows what size 3 core flex should i use to connect it all...
  16. D

    12v socket ,leisure battery

    Hi, have a campervan (Toyota Lucida) set up with a leisure battery. It has a smart battery protector that runs to the front 12v socket, a second one in the back that has a switch aswell that runs a small fridge and the head unit is also powered through it. Problem is the 2 sockets aren't working...
  17. J

    12v DC power from lighting circuit in loft space

    Hi, I've very little experience with wiring (other than a 18 yr old physics A-level), so was looking for a few pointers. I have a 4G LTE router I'd like to run in our loft, as it has far better reception up there - but alas, there are no plug sockets. The lighting circuit is accessible - but...
  18. 1

    12v lighting for my house powered by my van

    hello all is this possible???? I drive a van around all day, I want to use the van to charge up a 110ah Agm battery, I then want to use this battery to power up a 12v led lighting circuit in my house. I also want to use the 240v supply as a back up to the same lighting circuit, with some sort...
  19. M

    12v between live and earth and 12v between live and neutral

    New to this so be kind. Run a new circuit in today gone to do R1+R2 on the circuit me at the end of line and the other spark putting the link in at DB. Tester starts bleeping voltage so at first I thought he’d turned the circuit on but he hadn’t. On further investigation I’ve found that from the...
  20. H

    12v AC/DC adapter re wire question

    Hi there all, I have a question. I've just purchased this repeater: Technique Specifications: Item Specification Up Link Donw Link Frequency Range 890MHz ~ 915MHz 1710MHz ~ 1785MHz 935MHz ~ 960MHz 1805MHz ~ 1880MHz Power -70 ~ -40dBm/FA (1.23MHz) Gain 60±3 Db 65±3 Db Max Output...
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