power

  1. V

    Laptop power supply isn't outputting enough power

    Hello, everyone! I'm brand new to this forum. I have a question regarding my laptop. Its input power is 240W @ 19.5 V, and about 12.3 A. Its power supply naturally outputs this amount (nominally), and draws from the socket 100-240V @ 3.5 A (50 - 60 Hz). When I was working back in Italy (220...
  2. B

    Xmas lights end socket broken

    can you use a 5.5mm 2.1mm 12v DC Connector Plug Power Jack replacement as Xmas lights end socket broken off - the voltage through the adaptor is 31v max 6w ?- but no problems with the adaptor which is a Czjutai Power Supply JT‑EL/FC31V6W. I cannot find a higher voltage replacement power...
  3. James

    Power cuts everywhere

    All this wind seems to be causing quite a headache for the grid. not seen it this bad for a long time, if ever. note, this is only for western power distribution area, I bet the whole country would look like a measles outbreak if there was a map of all areas.
  4. R

    Wallbox EV Charger and Power Meter

    Has anyone installed a Walbox EV Charger with a Power Meter to enable the Power Boost option? It's installed but there doesn't seem to be any way of confirming that the Wallbox is talking to the Power Meter. I spoke to Wallbox and they couldn't help.
  5. V

    Powering multiple led lights with single power source

    Hi, Hope someone could help with below situation or recommend a good forum to ask about or find information on as I read a lot on the forums and watched many videos but it just got very confusing. Objective We acquired 7 sets of led sugar canes, each set has 40 Red leds and is powered by 2 AA...
    • vecnar
    • Thread
    • led led lights lights multiple power powering single source
    • Replies: 5
    • Forum: Lighting Forum
  6. VsUK..

    Device Power Supply question

    I have 2 external HDD's I use often. Both Power cables are 12V 2A supplies & input 100-240v 50/60Hz 0.80A. However, 1 of the plugs has broken, I stood on it. The other plug powers either of the HDDs. My question is, if I buy a splitter, will the power supply power both HDDs at the same time if...
  7. D

    Unimaginable amount of electrical noise after plugging PC Power Supply

    Hey everyone, lately I've been trying almost everything to reduce the electrical noise over my Be Quiet Straight Power 11 850W 80+ Platinum PSU which exceeds 2000~ mV or 'onlygodknows' how much it goes up, just right after powering up my pc. How could possibly an premium quality such as Be Quiet...
  8. L

    No power to any circuit

    Please don't all kill me here but, I replaced 3 lights tested those 3 and all working. Went to do a 4th a restored power and now the rcd trips. Put everything back to how it was and no power to any outgoing circuits but all circuits have 240v. No tripping at all unless I put in a plug top...
  9. G

    Calculating the needed power and compatible driver specifics?

    how to calculate the needed power to light up 6 cool white and 6 white HPL chip like this ? what is the compatible driver specifics to light up 6 cool white and 6 white HPL chip like this ?
    • Gone
    • Thread
    • calculating compatible driver led drivers led lights needed power
    • Replies: 5
    • Forum: UK Electrical Forum
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