Discover high-performance spot welders for battery building and precision electronics. Whether you're a DIY enthusiast or a professional builder, our curated selection includes reliable welders designed for copper, nickel, or sandwich strip welding. Trusted brands, consistent weld quality, and adjustable power settings ensure you get the job done right.
🔧 Ideal for: 18650/21700 pack assembly, copper-nickel sandwich welding, XT60/XT90 connector tabs
🔥 Includes models tested with 0.2mm copper and 0.3mm nickel
✅ Quality-tested by DIY500AMP
📦 U.S. Shipping Available
📽️ Real-world demos on our YouTube Channel
Sale price$48.95 USD
Regular price$79.99 USD
FNIRSI SWM-10 Portable Battery Spot WelderDIY500AMP.COM
Sale price$19.99 USD
AWihZ Base Angled ABS Stand for AWithZ P20B/ P30C / P60F Spot WeldersDIY500AMP.COM
Sale price$59.99 USD
Regular price$69.99 USD
AWithZ H5 Mini Spot Welder – 5000 mAh Battery, 0–0.35 mm Welding, TFT DisplayAWithZ