DIY Electric Car Forums banner


  1. Help replacing/upgrading batteries

    Batteries and Charging
    Hello community, I have a Geo Metro electric conversion that needs its batteries upgraded. Currently installed are twelve Walmart branded 12 volt 114 amp hour deep-cycle lead-acid batteries. They got toasted trying to climb home. The road to my house has about 1/3 of a mile of 22% grade and...
  2. Upgrade Twizy charger

    Batteries and Charging
    Hi, I've owned a Twizy for about a year now and I love it, the main thing I don't love is the time it takes to charge such a small vehicle. Is it possible to replace the charger and connector to allow for rapid charging maybe on either a 16A or even 32A Type 2 charger? Any help would be...
  3. higher voltage vs. more amp hours

    Batteries and Charging
    I have a Warp9, a Soliton Controller feeded by 47 CALB 130Ah cells. First we had 36 cells, than 45, now 47. But it seems that the more voltage doesn't mean that we consume significant less amperage. So if I want to increase the range, would "more cells" and higher voltage or bigger cells with...
  4. Upgrades for my Jet Electrica

    All EV Conversions and Builds
    Greetings, I finally had some time to make some improvements to my Jet. My father and I spent two days in our famous Arizona heat and got the job taken care of. First we moved the controller from the drivers side rear quarter panel where it would over temp and derate the motor and placed it...
  5. Let the blogging begin!

    New Member Introductions
    After upgrading software and migrating to a new system (which wasn't very easy but what is these days), there are some new features that I'm happy to announce: First of all - everyone can blog now. If you go to the "Articles" link up on the top right or the "Blogs" drop down in the forum menu...