Mini Smart DC Spot Welder | Lithium Battery Pack Welder, Auto/Manual, 0.3mm Nickel Strip

Mini Smart DC Spot Welder – Professional Battery Pack Welding, Simplified

Build and repair lithium battery packs with confidence using the Mini Smart DC Spot Welder. Engineered for 18650, 21700, and lithium cell assembly, this compact DC spot welding machine delivers clean, consistent welds on nickel strips and battery tabs up to 0.3mm thick. With automatic and manual switching modes, optional foot pedal control, and integrated soldering pen configurations, it's the go-to tool for DIY battery builders, electronics technicians, and EV battery repair professionals. Choose from 3 package options to match your exact workflow.

Key Features

• Auto & Manual Switching — Flexible operation modes for precise control over every weld
• Lithium Battery Compatible — Ideal for 18650, 21700 & lithium battery pack assembly
• 0.3mm Max Welding Thickness — Precise, controlled welds on nickel strips and battery tabs
• DC Current Output — Stable, consistent power for reliable spot welds every time
• Foot Pedal Control — Hands-free triggering for accurate, repeatable welds (Package 1 & 3)
• Integrated Soldering Pen Option — Combined spot welding and soldering in one tool (Package 2 & 3)
• 3 Package Configurations — Choose the bundle that fits your needs and budget

Package Contents

• Package 1: Host, Soldering Pen, Nickel Strip, Foot Pedal, 2x Soldering Pins, 2x Battery Holder
• Package 2: Host, Integrated Soldering Pen, Nickel Strip, 2x Soldering Pins, 2x Battery Holder
• Package 3: Host, Soldering Pen, Integrated Soldering Pen, Nickel Strip, Foot Pedal, 4x Soldering Pins, 2x Battery Holder

Technical Specifications

• Material: Metal (SQ-SW1)
• Color: Black
• Current Type: DC
• Max Welding Thickness: 0.3mm
• Operation Mode: Automatic / Manual
• Weight: 670g (Package 1 & 2) / 690g (Package 3)