This kind battery spot welder is mainly used for 18650, 26650, 32650 cylindrical battery, NI-MH battery (nickel-metal hydride battery), Nickel cadmium battery and EV Lithium battery pack Ni tab welding.

The equipment has stable performance, reliable welding quality, compact and reasonable structure, small size and large power. The customer evaluates it as “fighter” in welding machine. Precision microcomputer technology control, can store a number of procedures, can be changed at will, call; the double-stage multi- pulse adjustment can improve the output energy waveform, improve the welding ability and make the welding spot firm and beautiful.

Automatic monitoring and tracking compensation of grid voltage; simple design, easy to learn equipment operation; digital LED display, equipment parameter adjustment more intuitive easy to learn easy to operate; the design of the rear outlet electrode makes it easier to assemble on the automatic equipment. Optimized structure design, exquisite appearance, compact and reasonable structure, small size and large power; industrial grade circuit design, circuit safety and reliability.

Product details


  1. The equipment has stable
  2. Special features: precise microcomputer technical
  3. Fast speed and stable
  4. Compact and reasonable
  5. Reliable welding quality.
  6. Circuit safety and reliability.


Welding needle: For spot to the nickel strip

Paddle: For movement manually welding needle by paddle.

Screen: For setting the parameters

Pressure Pipe: For control the pressure of machine.

Application Used for welding of cells to make the battery pack.

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After sale service

  1. One year warranty with life time support (AMC).
  2. Online support, video technical
  3. We will guarantee the quality of the machine, and perform a second test on the machine before, leaving the warehouse to ensure that each set of equipment runs well, and provide long-term after- sales service to 100% customer satisfaction.

Technical Specification


spot welding machine pneumatic 2500A
Item name Semco SI-MWN-2500A
Welding Way One-Side Welding Double Point of Balance
Welding Power Two-Stage Multiples
Equipment Weight 30 Kg (Excluding Power)
Input Current 32A
Power Supply Current 2500A
Welding Thickness 0.18 Mm (More Than Dot Need to Slot)
Welding Speed 180times/Min
Drive Mode Pneumatic
Equipment Power 220V 50/60HZ
Platform Load 60KG
Power Capacity 12KW(Including Power)
Shape Size (Mm) 1200*650*1200
Work environment -20°C—40°C none dewfall
Environment humidity 10%~90%
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