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portable charger

  1. D

    Emergency charging

    I have seen many discussions about using portable solar panels to charge an EV while camping or on a road trip. As has been often pointed out, trying to charge the car's batteries a significant amount just isn't practical. However, suppose you simply need to charge your EV just enough to drive...
  2. TexasTeslaRacing

    Charging @ 40AMP - Volt differences

    I'm curious if anyone can explain why on a 40AMP circuit there are different volts at two separate locations I use to charge my 2015 Model S. My home 240 outlet gives me 248V at 40AMP and a public charging location gives me 206V at 40AMP. See attached pictures. What would be the reason for the...
  3. hughconn

    Solar charged, portable, battery-powered charger

    I built something that I hoped would be able to charge my Tesla while parked at work. I have a solar panel attached to a 12 volt battery attached to a 2000 watt inverter. The result is I produce 120 volts 12 amp juice. I thought that this would be sufficient to recharge the Tesla as if it was...

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