batteries

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  1. B

    Use vehicle generation system to charge leisure batteries, replace with B2B charger retaining the existing wiring, or replace everything?

    Hi all, I'm in the UK. I purchased a VW Crafter van and intend to convert it into a campervan. I'm currently stripping it of the original racking and equipment fitted by the previous company. One piece of equipment the previous company fitted was a generation system with a secondary...
    • bofhchaos
    • Thread
    • batteries charge charger everything existing generation leisure replace system vehicle wiring
    • Replies: 5
    • Forum: Auto Electrician Forum
  2. Moley

    Interesting video - how batteries are made.

    I found this video very interesting. I now know where the 's' in batteries comes from.
  3. S

    Emergency light not coming on, batteries or replacement lamps?

    Hi there trainee electrician, when im doing monthly flick testing and an emergency light doesnt illuminate at all, how do i know if i need to replace the batteries or fit replacement lamps?
  4. S

    MFT1720 missing batteries.

    I've got myself a MFT1720. Sadly it doesn't have any batteries in it. Which batteries go in it ? So I can buy some. Can it be any rechargeable batteries?
  5. Jakobd92

    catering trailer leisure batteries help

    Hi, I need help with my catering van, I am looking to get leisure batteries for my catering van but don't know how many i need or what i need, i currently use a generator but would like to move from that to battery only, we run a fridge which is small and an oven, the oven is at max 2980Watts...
  6. R

    Smallest Rechargeable Batteries

    Hi experts, Can you advise and point me in the direction of the smallest rechargeable battery available. I am trying to make a devise and need them to power a LED and bluetooth module. Many Thanks
  7. UKMeterman

    100 12V car batteries in parrell fault current testing

    A youtube video on 100 car batteries in parrell and what happens when various items are short circuit current tested...
  8. F

    wiring t-plug 58ah 1000w 48v batteries in parallel

    I am wondering how I would wire two 1000w 48v batteries in parallel. They have "t-plugs" to connect them to a controller but I'm not sure how I could connect them to 1 t-plug so they can be connected to a controller. just to clarify this is for an e-bike build, I need to wire them in parallel...
  9. T

    max output from US 5000 pylontech batteries

    Good morning all. Before I start I am not an electrician and am relatively new to this topic. Current set up Axpert 5.5 Kw inverter, 7 x 420 watt panels in series and 2 x US 5000 Pylontech batteries paired (1 master 1 slave). System working fine will no issues. I know this may have a simple...
  10. C

    Dual phase Solar install with Battery - Getting batteries to cross phases.

    Ok so I am an electrician but don't really do solar, my partners sister has a holiday let complex, due to her energy bills rising to £36k a year they are going to get a solar and battery storage system installed... They generally close over the winter so the load during the winter will be just...
  11. tetoncraftworks

    running LED christmas lights with a power supply instead of batteries

    i have an old motorola ac power supply and i want to convert my battery powered led christmas lights to an outlet. The power supply says Input 120v Output 4.0 vdc 350mA Will this work? The batteries box uses three 1.5 double AA's. Thanks
  12. R

    Different types of batteries have been commercialized over the last two years.

    What cell phone technologies use different types of batteries and have been commercialized over the last two years?
  13. ELLEQUE

    Any Boat, Yachts, or vessel electricians aboard?

    In miami, Florida,US, any boat electricians aboard?
  14. G

    Battery tester that test batteries under load

    I am confused about battery testers for house hold batteries, AA, AAA, 9V, etc. Recently my smoke alarms started chirping so I changed the 9V batteries and no chirping. However, the replaced batteries tested good using GBT-500a battery tester. I was told that batteries need to be tested under...
  15. O

    What kind of Schottky diode should I use to parallel wire 9 VOLT batteries together?

    I need help knowing what kind of schottky diode to use to wire parallel 9 volt batteries to make a really long lasting battery. I want to wire together like 9 of them. is it possible?
  16. B

    Solar Panels Add batteries to inc. BackUp on new On-Grid Solar, non-hybrid inverter, can it be done?

    Hi, Recently had 3.6kw solar installed, at the time shortage of batteries & roi figured batteries not quite worth it. thinking otherwise perhaps now with such big increases coming but mostly would really like battery backup. Reading conflicting info. from what I understand a A/C battery system...
  17. quintain

    Acorn 130 stairlift how to charge batteries when not on rail

    I need to long term store a Acorn 130 stairlift carriage with internal batteries that is removed from the rail. The carriage normally picks up electrical charge to the 2 x 13v sealed batteries via 2 x contacts normally acting on 2 x charging points on the rail; one at the rail top and the other...
  18. P

    Three Batteries have Died in 11 Months Alternator Appears OK.

    Vhicle: Fiat Grande Punto 1.2 Petrol. 24/9/2021 The original battery died and was replaced: I'll put that down to old age. It was replaced with a Lion brand 40 AH that I was later told was not the recommeded battery for the vehicle. A month later the Alternator Sized Up and was replaced...
  19. cherry

    Do you think energy storage system with Lithium Iron batteries is the big trend in the future?

    I think it's a big trend in the future. lithium ion battery wall 50 become increasingly popular ever since the announcement of the BYD Blade battery technology, which comes with a lithium-ion phosphate (LFP) chemistry instead of the nickel manganese cobalt (NMC) mix. But I heard others say that...
  20. R

    Batteries go into standby for periods of time

    Hi all I've noticed on my Inverter graphs that, for random periods, the battery stops charging or discharging for 20-60+ mins. There doesn't seem to be any pattern to it. Battery will be 55-65% so plenty of room for charging and discharging. It fixes itself in time but it's quite frustrating...
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