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  1. J

    Broken 52v 14s 6a battery charger

    Hey, This charger was listed as a 6A unit but has potentiometer adjustment. I have been running it at 6.5a for several years and recently decided to increase this rate while charging a lower voltage (10s 36v nominal) pack. It was running fine for several hours at 7.5a so I again increased it...
  2. J

    High power ~2kW li-ion charger using DC stick welder

    Hi, I am planning an ebike touring trip and would like a high power battery charger. I have a 14s (52v nominal, 58.8 full) 78a/h pack and would extend this if I had a charger able to provide high power to further reduce daytime stops. I have seen some people (https://youtu.be/2tTV3lBMs9g?t=445)...
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