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Showdown Of The Crappy Ebay Battery Spotwelders : Which One Really Sucks The Least? | ElectricBike-Blog.com
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I built a capacitive discharge battery tab spot welder (portable, USB-C powered, no microcontrollers, thyristor-based). No custom PCBs, mostly off-the-shelf components. : r/DIY
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Portable Mini High Power DIY Nickel Strip Connection 18650 Battery Welding Machine Spot Welder 3.7-4.2V 300A - - Amazon.com
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