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One-shot welding, no weak joints! Precise control for 0.15mm copper sheets!

AWithZ Official · OfficialFollow
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Official post
PlatformYouTube · @weldwithawithz
ModelUF20B
TypeProducts & reviews
Views123
Resolution1920x1080
Published2025-08-20 00:00
Released 2025-08-20Official

Bill of materials

Welder, accessories, consumables and parts used in this build; quantities and specs are editable Download BOM
AWithZ official
UF20B spot welder
×
¥569.9–599.9
WP120 Smart Pen (8 AWG)
×
¥39.9
Nickel-plated steel strip
×
from ¥5.9

Description

For Mini Portable Spot Welder,Choose AWithZ ! AWithZ UF20B New Farrah Capacitor Spot Welder ◈ New farad capacitor ◈ 99 Adjustable Gears ◈ Manual/Automatic/Foot welding mode ◈ 10500w strong output ◈ can weld copper up to 0.4mm ◈ Smart Manual Spot Welding Pen ◈ Weldable material: nickel plating \ pure nickel \ steel \ iron \ copper, etc ◈Widely used in a variety of maintenance scenarios: power tool maintenance, small and medium-sized battery assembly, mobile phone maintenance, household appliances maintenance Metal splicing, etc ◈ UF20B Product Links:https://a.co/d/fadNb9n AWithZ Spot Welder.

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.

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