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  1. D

    Piaggio mp3 mix the battery terminals mistake

    Unfortunately, I mix the battery terminals on my maxi scooter because the plus and minus symbols were not visible. I heard a click at some point and all-electric systems went crazy. After realizing the mistake, my scooter starts and stops just fine but after about 1 hour the battery goes dead. I...
  2. J

    Battery disconnect switch

    Hi All, I have 24 volt landcruiser and have purchased a battery disconnect switch which I would ideally install on the negative terminal of the second 12v battery. The switch however is quite tall and I think its going to hit the bonnet when closed so am wondering if its okay to install the...
  3. K

    voltage reading on the output AND input of the solar panel battery controller?

    any idea why do I get the same voltage reading on the output AND input of the solar panel battery controller?
  4. A

    Safely disconnect battery string

    Hi All, I'm moving into telecoms and looking for some help on disconnecting battery strings. I come from a domestic background so have not got involved in battery strings before as I never touched solar. My questions is thus: How do you safely disconnect a battery string that is housed in a...
  5. littlespark

    Question for PV Battery experts

    Was having a look at our gas and electric bills today, and its getting depressing. I would like to keep using our appliances as and when we want... and apart from working out how to shut off the hot tub overnight.. i've not made any other changes. (will be confirming efficiency by using an...
  6. M

    Shelly EM with AC charged solar battery?

    I currently have solar array and was going to purchase Shelly EM to monitor Grid in/out and solar production. So far so good. But I also plan in not too distant future to add a self-build LiFePO4 battery (self-build) with, most likely, Victron Multi-Plus II, because my panels are remote from...
  7. L

    Car radio battery wire zero voltage ! but original car radio is working when connected. Why?!

    Hi everyone I am new in this forum and this is my first thread. Car model: Toyota echo 2004 sedan. I used a multimeter to test the car radio battery wire ( blue/yellow) when it was disconnected from the car radio, its reading was 0v. ( as shown in photo 1 ) before and after ignition, isn't it...
  8. G

    Car battery protection w/rare car use

    Hi, I rarely (once a week or once in two weeks) use my vehicle and the car battery goes low, not enough to start. If I connect a 1Amp 12Volt charger to the battery just to provide power to whatever is slowly draining the battery, will it help? will it damage the battery? will it cause any...
  9. S

    300w power from auxiliary battery

    Looking for advice for how much power I can reliably get from a dual battery system please (note it will be installed by a professional, I am just trying to work out if it’s logistically possible to get the power I need) I have a Zero Breeze portable AC unit which I would like to run off an...
  10. R

    Texecom Premier Elite battery change.

    I’ve recently moved into a property with a Texecom premier elite system. I’ve been given the engineers code and have read up on the alarm. It looks as though i have a Texecom oddesy x3 sounder which is wired. I dont know if the system has been serviced as it looks fairly new. However as a belt...
  11. Highspark24/7

    Ecodan with battery and solar

    Hi all doing a high end new build and client has solar and battery storage going in (done by others for mcs grant ) I was talking to plumber about diverting any excess power to a second heating element on tank or thought the ftc controls is this possible
  12. HnyBear

    Battery Powered Led Strip Project - Need Help!

    I am trying to put some led light strips under the fenders of my fat tire E-bike. I’ve been looking at led light strips on Amazon, AliExpress and Alibaba for weeks. I’ve decided on, and please correct me if I’m wrong, SMD 5050 WS2812B 144 led per meter strips. I need 1 meter per fender. Many...
  13. R

    Outdoor Housing of Battery and Inverter - advice

    I have run out of viable space (that Mrs will let me use) to house my inverter and battery for when my solar arrives next month (GivEnergy). So have been looking at alternatives. Originally looked at stainless steel and GRP kiosks but that was going to cost me nearly £1500. So now i am...
  14. R

    New solar installation - cable sizing and no cables for battery installation...

    So, I already have solar (an older FITS installation) and it's been particularly successful so I want to extend this. I'd like to do two things at this point. 1) Add more panels in a couple of locations. 2) Add battery storage to provide some backup (power regularly drops for us) but mainly to...
  15. J

    Strimmer Battery Options

    Hi, I'm looking to get a battery strimmer given I need to use it to tidy an allotment where there is no power supply. Hoping someone can help me understand the best battery set up to get. I've tried to research it to understand myself but stuggling, apologies if it's obvious. I'm looking at the...
  16. wawyed

    DC Isolation between inverter and battery

    Greetings, I have a 5kwh solis hybrid inverter (S5-EH1P5K-L) with 12 (390W) JA solar panels . I was wondering if there's any requirement to install any DC isolation between the battery and the inverter or they can they just be simply connected to each other?
  17. dburrow2

    Recent PV and battery install - smart meter readings misaligned

    Hi all , looking for some advice on my recent install of a pv and battery for my domestic property. I've noticed my smart meter readings tracking higher kWh usage than my read out from the inverter. I've already had the installers out once to take a look and they are saying the CT clamp is...
  18. B

    question about battery capacity

    I have a electric wheelchair that is 24V 55AH (12 55AH X 2 in series). i have 2 X 12V 45AH that i want to add to it. what is the best way to add them to the circuit. please explain to me why the way you suggest, is the best?
  19. B

    Connecting coaxial power connector to the battery

    Hello, I want to have my battery as a main power source so I can plug it in to my device which have this coaxial power connector(outside using). Everything I need is to cut this EU Plug split the wires and connect to the battery, which one is the positive and negative wire?
  20. justcurioustwo

    Can a battery exchanger solve our EV problems?

    I personally think the EV concept needs a new approach. Instead of spending hours recharging the EV the user just swaps the discharged battery with a charged one. The exchange time would be les than it took to fill a standard car with gasoline. You drive into a narrow lane just like you now...

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