Portable Battery Spot Welder – 5000mAh, 650A High-Power Welding Machine

Portable Battery Spot Welder – 5000mAh High-Power Welding Machine

For convenient and precise battery pack assembly and DIY welding applications, this Portable Battery Spot Welder combines a compact design with high-power spot welding performance. Its built-in 5000mAh battery system allows cordless operation, making it suitable for situations where direct power access is not convenient.

The unit features a maximum discharge current of up to 650A and supports power output of up to 2700W, providing strong welding performance for suitable nickel-strip applications.

Key Features

5000mAh Battery Capacity for portable operation

Up to 650A Maximum Discharge Current

Up to 2700W Maximum Power

5-Level Adjustable Welding Power

0.1–0.12mm Nickel Strip Spot Welding

Dual Welding Pen Setup for convenient operation

2.1A Fast Charging Support

Multi-Level Battery Protection

Low-Battery Warning

Automatic Shutdown at Very Low Battery

Compact & Portable Design

Suitable for DIY Battery Pack Assembly and Repair Work

Precise Spot Welding

According to the provided product information, the machine supports spot welding of 0.1–0.12mm nickel strips. The dual welding pens allow the two welding points to be positioned simultaneously on the nickel strip for efficient spot welding.

5-Level Power Adjustment

The welding power can be adjusted across 5 levels, allowing users to select an appropriate power setting according to the material and application.

Level 1 → Level 5

This adjustable output provides greater control during different spot-welding tasks.

Built for Portable Use

The integrated battery-powered design allows the welder to operate without being continuously connected to an external power source. Its compact body and connected welding pens make it convenient for DIY work, electronics projects and battery-pack assembly.

Battery & Protection

The product information shown in the supplied images indicates a 5000mAh battery configuration with 2.1A charging support. It also features multiple protection functions, including low-battery warning and automatic shutdown when the battery level becomes critically low.

Suitable For

Battery Pack Assembly

Nickel Strip Spot Welding

18650 Battery Projects

DIY Electronics Projects

Battery Repair & Maintenance

Small-Scale Welding Applications

Note: Battery cell chemistry, charging time, exact number of welds per charge and other electrical specifications are not clearly stated in the provided images, so they have not been added as confirmed specifications.