
FNIRSI SWM-20 Spot Welding Machine for DIY Battery Replacement
FNIRSI SWM-20 Handheld Mini Lithium Battery Spot Welding Pen for Mobile Phone Battery Assembly. It uses upgraded Grade A battery cells, featuring ultra-high current output and efficient heat conduction. It is suitable for welding various metal materials, such as stainless steel, nickel sheets, nickel-plated steel strips, and steel. It supports precise adjustment and is suitable for welding operations in battery assembly, welding various types of round batteries, especially for welding mobile phone batteries, ensuring a strong connection.
Features:
1. Dual-pulse spot welding technology: Cleans the surface oxide layer and provides stable welding pulse output, ensuring a strong and accurate weld.
2. High current support: Maximum output current up to 1200A, easily welding materials as thin as 0.5mm.
3. Upgraded Grade A battery cells: Built-in overcharge, over-discharge, and short-circuit protection, ensuring safety, reliability, and enhanced performance.
4. Adjustable functions: Ten thousand fine-tuning functions to adjust welding parameters for different materials and thicknesses.
5. High-definition color screen display: 2.4-inch TFT high-definition color screen for intuitive adjustment and display of welding parameters, simplifying operation.
6. High-efficiency welding pen: Replaceable needle-type copper welding pen with excellent thermal conductivity and strong weld joints.
7. All-scenario application: Supports a wide range of battery welding and assembly scenarios, suitable for mobile phone batteries, power banks, cylindrical batteries, etc.
Product Parameters:
Capacity: 5000mAh
Charging current: 5V/2.1A
Discharging current: 5V/2.1A
Welding materials: Nickel sheet, iron sheet, stainless steel sheet
Welding thickness: 0.1-0.25mm
Maximum welding current: 1200A
Adjustable speeds: 4-speed combination
Original: $55.99
-65%$55.99
$19.60More Images




FNIRSI SWM-20 Spot Welding Machine for DIY Battery Replacement
FNIRSI SWM-20 Handheld Mini Lithium Battery Spot Welding Pen for Mobile Phone Battery Assembly. It uses upgraded Grade A battery cells, featuring ultra-high current output and efficient heat conduction. It is suitable for welding various metal materials, such as stainless steel, nickel sheets, nickel-plated steel strips, and steel. It supports precise adjustment and is suitable for welding operations in battery assembly, welding various types of round batteries, especially for welding mobile phone batteries, ensuring a strong connection.
Features:
1. Dual-pulse spot welding technology: Cleans the surface oxide layer and provides stable welding pulse output, ensuring a strong and accurate weld.
2. High current support: Maximum output current up to 1200A, easily welding materials as thin as 0.5mm.
3. Upgraded Grade A battery cells: Built-in overcharge, over-discharge, and short-circuit protection, ensuring safety, reliability, and enhanced performance.
4. Adjustable functions: Ten thousand fine-tuning functions to adjust welding parameters for different materials and thicknesses.
5. High-definition color screen display: 2.4-inch TFT high-definition color screen for intuitive adjustment and display of welding parameters, simplifying operation.
6. High-efficiency welding pen: Replaceable needle-type copper welding pen with excellent thermal conductivity and strong weld joints.
7. All-scenario application: Supports a wide range of battery welding and assembly scenarios, suitable for mobile phone batteries, power banks, cylindrical batteries, etc.
Product Parameters:
Capacity: 5000mAh
Charging current: 5V/2.1A
Discharging current: 5V/2.1A
Welding materials: Nickel sheet, iron sheet, stainless steel sheet
Welding thickness: 0.1-0.25mm
Maximum welding current: 1200A
Adjustable speeds: 4-speed combination
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
FNIRSI SWM-20 Handheld Mini Lithium Battery Spot Welding Pen for Mobile Phone Battery Assembly. It uses upgraded Grade A battery cells, featuring ultra-high current output and efficient heat conduction. It is suitable for welding various metal materials, such as stainless steel, nickel sheets, nickel-plated steel strips, and steel. It supports precise adjustment and is suitable for welding operations in battery assembly, welding various types of round batteries, especially for welding mobile phone batteries, ensuring a strong connection.
Features:
1. Dual-pulse spot welding technology: Cleans the surface oxide layer and provides stable welding pulse output, ensuring a strong and accurate weld.
2. High current support: Maximum output current up to 1200A, easily welding materials as thin as 0.5mm.
3. Upgraded Grade A battery cells: Built-in overcharge, over-discharge, and short-circuit protection, ensuring safety, reliability, and enhanced performance.
4. Adjustable functions: Ten thousand fine-tuning functions to adjust welding parameters for different materials and thicknesses.
5. High-definition color screen display: 2.4-inch TFT high-definition color screen for intuitive adjustment and display of welding parameters, simplifying operation.
6. High-efficiency welding pen: Replaceable needle-type copper welding pen with excellent thermal conductivity and strong weld joints.
7. All-scenario application: Supports a wide range of battery welding and assembly scenarios, suitable for mobile phone batteries, power banks, cylindrical batteries, etc.
Product Parameters:
Capacity: 5000mAh
Charging current: 5V/2.1A
Discharging current: 5V/2.1A
Welding materials: Nickel sheet, iron sheet, stainless steel sheet
Welding thickness: 0.1-0.25mm
Maximum welding current: 1200A
Adjustable speeds: 4-speed combination




















