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  1. M

    kWeld - "Next level" DIY battery spot welder

    Hi @Schultz, oknwell noted. My cables: 40cm x 2 for the electrodes and 30cm x 2 for the + & - terminals. Thank you for your help.
  2. M

    kWeld - "Next level" DIY battery spot welder

    Hello @Schultz , thanks for your advice. I discharged the battery to 12.1v and made a calibration. The current was 1560A. My cables length total 140cm. So i guess everything is fine now👍.
  3. M

    kWeld - "Next level" DIY battery spot welder

    Hello, I'm about to start spot welding with the KWELD, but I've encountered a problem. Initially, I tested the internal resistance of my Bosch AGM S5A11 800CCA 80AH battery using the RC3563 tester, and the result was 2.8 milliohms. The voltage reads at 12.7V. Then, when I connected the KWELD...
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