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Compact yet powerful! The U3 spot welder handles 18650 battery packs with ease!"
AWithZ Official · OfficialFollow
Bill of materials
Welder, accessories, consumables and parts used in this build; quantities and specs are editable Download BOMAWithZ official
Description
Compact yet powerful! The U3 spot welder handles 18650 battery packs with ease! For Mini Portable Spot Welder,Choose AWithZ ! AWithZ U3 Pro spot welder ① Only high quality A cells are used ② 90 Gears Adjustable,Auto/Manual spot welding mode ③ Spot welder with Manual contol pen ④ Colorful Large Screen ⑤ Weldable 0.35mm(MAX） ⑥ Weldable material: nickel plating \ pure nickel \ steel \ iron \ copper, etc ⑦ One machine dual-use, spot welding machine + charging treasure ⑧Widely Used,Suitable for cylindrical batteries such as 18650/26650/36650, mobile phone batteri
Li-ion safety
DIY lithium packs can catch fire: check cells for shorts before welding, always add a BMS, never skip insulation and fusing on high-current builds.
