User content is not official advice; where it conflicts with official documents, the official documents prevail.Safety & Use Guidelines ›

© 2026 AWithZ
A

New! Super high appearance level, super performance, a perfect battery repair tool

AWithZ Official · OfficialFollow
Adaptive · 1080 / 720 / 480Playback info 01:12
Official post
PlatformYouTube · @weldwithawithz
ModelUF20B
TypeProducts & reviews
Views488
Resolution1920x1080
Published2024-11-06 00:00
Released 2024-11-06Official

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

AWithZ~UF20B New Farrah Capacitor Spot Welder, 99gears adjustable, 10,500w strong output, solderable copper,strong welding 0.4mm. AWithZ, pioneer in the small portable spot welder industry. Only do small spot welder, focus on professional achievements. AWithZ focus on the design, research and development, production, sales and service of small spot welding machines, and are committed to providing a new portable, efficient, intelligent, spot welding maintenance lifestyle for users around the world. AWithZ invites you to join us and explore this wonderful world of repair! If you are interested

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.

Comments 8

No comments yetBe the first — 10+ characters earns 2 pts