The portable Fnirsi SWM-20 spot welding machine combines high power and precision in a compact design, making it ideal for assembling
battery packs and electronic repairs. With a maximum welding current of 1200 A, double pulse technology
and over 10,000 adjustment levels, the device allows you to tailor settings for materials such as nickel-plated steel,
pure nickel, iron, or copper, providing clean and durable welds.
The 2.4-inch color TFT screen and intuitive rotary button ensure real-time monitoring and adjustment of parameters such as voltage and temperature.
The generous 5000 mAh battery allows up to 1500 welds on a single charge and can be used as a powerbank
to charge other devices. The complex 8-level protection system and adjustable auto shut-off
guarantee safe use both in the workshop and on-site.
Features:
- Maximum welding current: 1200 A
- Technology: double pulse
- Power adjustment levels: over 10,000 levels
- Compatible materials: nickel-plated steel (0.1-0.4 mm), steel (0.1-0.5 mm), pure nickel (0.1-0.25 mm), iron (0.1-0.3 mm), copper/nickel-plated copper (0.1 mm)
- Screen: 2.4-inch color TFT
- Battery capacity: 5000 mAh (up to 1500 welds)
- Charging/update port: USB-C (5V / 2.1A)
- Powerbank output: USB-A (5V / 2.1A)
- Welding tips: detachable, made of 99.9% pure copper
- Safety systems: 8-level protection and auto shut-off (0-99 min)