AWithZ UF20B front view spot welder showing compact aluminum body for safe handling
AWithZ UF20B control panel displaying quick settings for three-in-one operation
AWithZ spot welder pen with replaceable tip for extended tool life
AWithZ UF20B foot pedal assembly enabling hands-free welding
AWithZ UF20B power input connects to 100-240V for versatile worldwide use
AWithZ UF20B packaging includes all essentials for immediate operation
AWithZ UF20B compact exterior aluminum shell stays cool and scratch-resistant

AWithZ

AWithZ UF20B 10.5KW Spot Welder – 3-in-1 Auto/Manual/Foot Pedal

High-performance tools and home improvement made for confident daily results

$220.80

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Why customers choose TaskHolt Tools

AWithZ UF20B 10.5KW Capacitor Battery Spot Welder

Meet the AWithZ UF20B, a compact, power-packed welding tool designed for building battery packs and pursuing DIY projects with confidence. Its blend of rapid readiness, robust pulse capability, and flexible control options helps you tackle a variety of cell configurations and metal welds with clarity and precision.

Whether you are assembling cylindrical cells, LiFePO4 packs, or working with nickel-plated sheets, this welder is built to adapt. The UF20B integrates smart energy storage with a reliable MOS output, delivering consistent pulses while staying mindful of your workflow. The result is a tool that feels responsive and reliable, whether you’re in a workshop, maker space, or home workshop.

Fast setup and global compatibility

  • 5 Minute Quick Start: A wide 100-240V input plus a 15A high-current adapter enables fast charging and rapid readiness, so you can begin welding with minimal downtime.
  • World-ready power: The device is designed to work with common global power standards, helping you set up in different environments without hassle.

Flexible 3-in-1 operation

  • Automatic mode: Set the proper parameters and start working immediately for efficient builds.
  • Manual mode: A precise, hands-on approach with outputs activated at the press of a button.
  • Foot pedal mode: Positioning becomes easier when you use the foot pedal to trigger the weld, freeing your hands for alignment.

Broad material and application range

  • Supports cylindrical cells (18650/14500/21700) and LiFePO4 packs, plus industrial batteries and related components.
  • Capable of spot welding nickel-plated and stainless steel sheets; designed for material thickness up to about 0.4 mm with 99 adjustable gears to match material needs.

Professional performance, practical design

  • High-power reliability: Built-in capacitors deliver strong pulse capacity (up to 10KW) for demanding welds while maintaining stable operation when connected to wall power.
  • Safe and durable: Rounded, corner-free exterior and an aluminum alloy shell provide a comfortable touch and flame-retardant protection.

Complete package for immediate use

  • Includes UF20 spot welder unit, charger cable, a 2m foot pedal, a spot welder pen, a 2m nickel-plated sheet roll, a file, and a manual.
  • Designed for quick setup and convenient gifting, with packaging that arrives ready to operate.

Note: For safety and optimal performance, please follow the included instructions and use the device with a suitable power source.

FAQ

Q: What materials can the AWithZ UF20B weld?

A: Suitable for 18650/14500/21700 cells, LiFePO4 packs, and nickel-plated or stainless sheets up to 0.4 mm.

Q: Is this welder appropriate for professionals and hobbyists?

A: Yes, with 10KW max pulse power, 99 adjustable gears, and 3 modes, it suits both professional builds and DIY projects.

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