FNIRSI SWM-10 Adjustable Welding Machine

FNIRSI SWM-10 Portable Battery Spot Welder

The FNIRSI SWM-10 is a portable double-pulse spot welder for battery-pack and sheet-metal connection work. Its built-in battery, integrated welding pen and adjustable pulse controls make it suited to small bench jobs and mobile repair work where a mains-powered welder is not required.

Welding Capability

• Double-pulse spot-welding operation for battery-tab and thin-sheet work.
• Listed maximum welding current: 1,200 A.
• Listed welding thickness range: 0.1 to 0.25 mm.
• The source lists nickel sheet, iron sheet and stainless-steel sheet among the supported materials. Material condition, thickness and contact quality affect the result.
• Four combined adjustment levels with settings for preheat, pulse, interval and connection-point count.

Power and Display

• Built-in 5,000 mAh lithium battery.
• 1.8-inch colour display for operating status and settings.
• Listed 5 V / 2.1 A discharge output enables use as a power-bank style output when needed.
• Integrated temperature monitoring with over-temperature, low-voltage and short-circuit protection.

Size and Work Notes

• Listed dimensions: 155 x 82 x 28 mm.
• Listed weight: approximately 0.56 kg.
• Test settings on matching scrap material before working on a battery pack or finished assembly.
• Keep the electrode tips clean and maintain firm, even contact. Use appropriate eye protection and follow lithium-battery safety practices.