battery

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  1. N

    Battery and Inverter installation

    Hi folks, I have recently had a 5kW Solis inverter and 15kW/hr of batteries installed. Everything is working fine, but I have some concerns about the quality of the install: I wasn't given any documentation, so no "part P" documentation. Around three metres of new meter tails were added -...
  2. subiram

    Self test emergency

    I tested a self test emergency lighting with three gears .While testing 2 of the gear doesn't passed 3 hour test but 1 Did Wit the same battery ?Why?
    • subiram
    • Thread
    • battery emergency emergency lighting lighting screwfix self test
    • Replies: 6
    • Forum: USA
  3. J

    Car battery losing its charge

    Good afternoon, I have a 2 year old car battery (AGM 760 CCA) in a 2022 Hyundai that constantly "seems" to lose its charge. I'll check the battery during the day and, as an example, it will show 40% charge (12.2 volts). I put the trickle charger on it, and within about 15-20 minutes, the...
  4. A

    Recommendation for series connected lead acid battery

    I will be putting together 2 x 12v lead acid battery connected in series (24v basically) backup power for Internet connectivity (routers/wifi etc) Looking for recommendation on best way to keep these battery charged for a series connected battery. There's a lot of 12v battery chargers out...
  5. K

    Block schematic of Solar PV and battery

    I am a Napit registered electrician and want to get into Solar PV and battery storage. I have boot camp booked in April but am not hearing good reports of the outcome of this training. In the meantime I want to do as much research as possible so want to review the elements that go to make a...
  6. W

    PV panels and battery storage

    Hi all - just a quick post to say thanks for this excellent resource and to ask a quick question! PV Panels and battery storage - is there any yearly checks that need to be carried out?
  7. MichaelCassidy

    LifePo4 addition to boat battery bank question

    Hi, advice please if this would be fine and not cause issues with either the batteries or the inverter. I have read that LifePo4 batteries aren't compatible with older alternators. So is this workaround ok? - Leave existing leisure batteries as they are (2 x 100 AH) connected parallel, charged...
  8. A

    Worcester digistat battery cover

    Hi. I have just moved into our new home and the battery cover for the Worcester Digistat programmer is missing. The programmer is: Part number 7 716 114 461 0 I called W_B helpdesk and the offered to sell me a new unit -- but the programmer is working fine. Might anyone have any spares...
  9. A

    12V battery saver / preserver / immobilizer / cut-off

    Hi There, Just wondering if anyone is aware of any devices that automatically preserve vehicle 12V battery life by breaking the circuit once the vehicle is switched off, looking at installing such a device to vehicles in bulk so obviously targeting cost effective solutions and ease of...
  10. tonuorak

    Sigma Smart+Guard SG-S Battery Change

    Hi All, Might be a stupid question but I have about 30 of these smart+guard alarmed call point covers to deal with. All the batteries are dead and need changing. Only problem I'm encountering is that you have to unscrew it from the wall to put the new battery in and once the new battery is in...
  11. H

    Converting from mains power to battery power

    Hi everyone, I have a basic knowledge of electric but would like advice before I attempt, I have a electrical item that is powered by Voltage input: ~100-240V/50-60Hz - Output: DC 24V, 2-3A, I would like to make it portable by just using battery power, preferably rechargeable any help would be...
  12. C

    12V truck battery to 2000W Power Inverter to 1700w Microwave

    Hello, So I purchased a Novopal 2000w/4000w(Peak) Pure Sine Wave Inverter DC 12V to 110V/120V. I purchased this so I can hook it up directly to my truck's 12 volt battery and have it positioned in the flatbed of my truck.. The goal is to have it power my microwave in my flatbed at drop sites. I...
  13. LouiseSJPP

    Solar and battery bank: how to intelligently limit draw from incoming supply?

    We have a 5.5kW incoming supply, which cannot practicably be upgraded due to our remote location in the mountains. Can I use a PV array and battery bank to augment this supply? We don't need lots of power, but with a 1.5kW water heater, a 2kW kettle and the odd 3kW power tool, we keep tripping...
  14. C

    Car battery to Power inverter set up

    So I'm looking to connect my car's battery directly to a Pure Sine Wave 2000w power inverter So I can use it on job sites etc to power a microwave of above 1700 watts. My question would be, Do I need to have a one-way fuse in my wire setup directly from the battery to the inverter? Or can it be...
  15. J

    Christmas lights battery ..change to plug

    have a set of lights that i would like to use plug over battery. have a few plugs and old sets with cables could Frankenstein together if doable. this is the set if anyone has any suggestions on how/what min transformer plug would be required. its a 20m set and i have another 20m set so...
  16. Agbei Francis

    Can a car battery charge faster?

    Can a car battery charge faster
  17. A

    please help me with my battery problem

    hello guys i have a (3-6v dc motor), (DC Motor PWM Speed Controller 3V 6V 12V 24V 35V), (3.7v 1200mah rechargeable battery) and a (Charging / discharging circuit MH-CD42 for batteries with 5V output). Everything looks to be working fine it spins and everything but when i put force on the motors...
  18. J

    freecurve stair lift changed battery but not working

    stair lift was off its charging section at top of stairlift track for some time rarly used. and upon checking batteries were dead. could not move back to charging section. put in two new batteries then with buttons managed to get it up to top of track, however it went s little too far and...
  19. M

    Solar Seeking Advice on Integrating 5KW Wind Turbine with New 22KW Hybrid Inverters and Battery Banks

    Hello everyone, I'm currently working on a project to upgrade an existing renewable energy system and could really use some expert advice. The goal is to maximize self-consumption and minimize grid dependency while incorporating new components. Current System: Wind Turbine: 5KW grid-tied...
  20. M

    How to use a Lipo battery to power a carcam

    Hello I am hoping someone can point me in the right direction. I have 4 x new Lipo rechargeable batteries 2900mAh 11.1v (32Wh) 35C constant and 65c discharge bursts (?? pass!). I would like to use them to power a car cam (not being used for a car) which has a micro power connection (like a USB...

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