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Kemppi X3 400amp Mig Welder

Regular price $6,375.00 inc. GST

Kemppi X3 400amp Mig Welder With P-20 Trolley


Suitable for gas-cooled MIG/MAG welding and carbon arc gouging, the X3 MIG Welder is a smart investment for professional welders. It is packed with energy-efficient inverter technology and delivers up to 400 A at a 60% duty cycle. The system includes several special functions for fine-tuning the start and end of your welds. The X3 MIG Welder’s stable arc guarantees high-quality welds, even with inexpensive CO2 shielding gas.

Designed and manufactured in Finland, the X3 MIG Welder is a durable choice for tough welding conditions, whether you work at a construction site, shipyard, or metal fabrication workshop. The system’s wire feeder features a fully enclosed and impact-resistant dual-skin cabinet to protect the wire spool and feed mechanism. The simple two-knob control panel is easy to use and isn’t afraid of rough handling.


  • Powerful system for gas-cooled MIG/MAG welding and carbon arc gouging
  • Built with reliable and energy-efficient IGBT inverter technology
  • Connects to any 380-440 V 3-phase mains supply
  • A 110-volt auxiliary voltage supply is available for an optional CO2shielding gas heater
  • Accepts a wide range of wire diameters from 0.8 up to 1.6 mm, and with cored wires up to 2.0 mm
  • Excellent arc stability reduces spatter and the need for post-weld grinding
  • Special functions available for fine-tuning the start and end of welds
  • Simple user interface with presets for Argon/CO2 or pure CO2shielding gas
  • Wire inch function is included as standard
  • Clear presentation of welding parameters on a large back-lit LCD display
  • Lightweight and easy to move, optional wheel sets available

X3 Power Source 500

Energy-efficient power source for MIG/MAG welding and carbon arc gouging. Delivers 500 A at 60% duty cycle with any 3-phase 380-440 V power supply.Ergonomically positioned handles for easy movement from site to another.


X3 Wire Feeder 300

Precise adjustment of voltage and wire feed speed. Wire inch function is included as standard.Fully enclosed and impact resistant dual-skin cabinet, strong 4-roll DuraTorque wire feed mechanism and Euro gun connection.


Whats Included

X3 400amp Power Source

X3 Wire Feeder

P-20 Trolley

10m Interconnecting Lead Kit

GX403 G HD 3.5m Mig Gun

5m Earth Lead