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  1. E

    Headway cells stopped working... Help?

    I'm using a 14s1p 15ah headway battery pack to power my e-bike, which is peaking power of 3200w and 1500w continuous. The pack in configured as 2 rows stacked on top of each other, 7 cells in each row. So the neg and pos terminals are 2 cells next to each other on the front side on the battery...
  2. E

    Unregulated power supply creating buzzing noise. No idea why...

    Hi, so I was using this 48v (10amp max) charger to charge my 15ah headway 14s1p pack: https://www.amazon.com/Adjustable-Converter-110V-220V-Switching-Transformer/dp/B0777MH681/ref=sr_1_8?ie=UTF8&qid=1535136629&sr=8-8&keywords=48v+power+supply And after a few weeks of use (maybe 50 full...
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