FNIRSI SWM-20 portátil Spot Welder Double waveform Battery Welding Machine 18650 Battery DIY Pack Welding Tool 0.5mm Nickel Chip
- Precio de venta
- $75.99
- Precio habitual
- $120.00
- Ahorras
- $44.01 (37%)
Los precios incluyen el IVA y los aranceles aplicables.
Resumen del producto
FNIRSI SWM-20 portátil Spot Welder Double waveform Battery Welding Machine 18650 Battery DIY is a soldering and rework tool selected for soldering, desoldering, spot welding and placa repair tasks. Es adecuado para PCB repair users, makers and electronics assembly workflows que necesitan hardware electrónico práctico para trabajar en proyectos de forma fiable.
Ideal para
- soldering, desoldering, spot welding and placa repair tasks
- PCB assembly, battery pack work and repair bench setups
- pruebas electrónicas, reparación, prototipado y flujos de trabajo maker
Preguntas frecuentes
¿Para quién es este producto? Está pensado para PCB repair users, makers and electronics assembly workflows.
¿Qué debo revisar antes de comprar? Revisa en esta página las opciones del producto, las especificaciones, los accesorios incluidos y los detalles de compatibilidad.

The SWM-20 portátil portátil Spot Welder is an efficient, convenient, and highly mobile welding tool designed for precision. Featuring advanced dual-waveform technology, it ensures exceptionally stable and robust welds every time. Beyond welding, it doubles as a versatile power bank for your devices. The integrated 2.4-inch HD pantalla provides a clear, intuitive interface, while the precision encoder knob allows for effortless and accurate parameter adjustments, significantly elevating the overall user experience.
1. Advanced Double waveform Technology for Industrial-Grade Welds
Equipped with a powerful 1200A max output and advanced double-waveform welding technology, this tool ensures cleaner, stronger, and more consistent welds. The pre-heat and main waveform stages work together to eliminate sparks and oxidation, making it perfect for building massive 18650/21700 battery packs with professional-level stability.
2. 2.4" HD Color pantalla & Precision Encoder Tuning
The vibrant 2.4-inch high-definition screen provides a crystal-clear real-time view of your parameters, including pre-heat, interval, and waveform width. Combined with a tactile encoder knob, you can adjust settings with surgical precision for a much smoother, more intuitive experience than traditional button-only models.
3. Professional 0.5mm Welding Range & Customizable Gears
The SWM-20 effortlessly welds nickel, iron, and stainless steel sheets with thicknesses ranging from 0.1mm to 0.5mm.With 4 combination gear modes and ajustable continuous spotting (1-9 dots), you can perfectly tailor the heat output to match the thickness of your specific project materials.
4. 2-in-1 Versatility: Spot Welder & 5000mAh Power Bank
The SWM-20 features a high-rate 5000mAh lithium battery that supports 5V/2.1A fast charging and discharging. Not only is it a top-tier welding tool, but it also serves as a reliable portátil power bank to charge your smartphones or tablets during outdoor repairs or emergencies.
5. Compact, portátil & Safety-First Design
Designed for the DIY enthusiast and professional technician alike, this portátil welder is compact enough to fit in your pocket or toolbox. The ergonomic design ensures a comfortable grip for long sessions, while the integrated safety management system prevents overheating, making it the ideal on-the-go solution for battery pack maintenance and lab experiments.

Basic Parameters
Battery Capacity: 5000mAh
Charging: 5V/2.1A
Discharging: 5V/2.1A
Welding Materials: Nickel, lron, Stainless Steel
Welding Thickness: 0.1-0.5mm
MAX Welding Current Level: 1200A 4 Preset Combination Levels

1.SWM-20 Spot Welder
2. User Manual
3. Nickel Sheet
4. Replacement Tip
5. Data Cable
6. Soldering Pen















Bardzo wygodne.
very nice i like it .
aparentemente é um grande pontuador de baterias para montar packs !?