Weldnex Equipments India

Inverter Based MIG/Co2 Welding Machine 400 Amps

Model: MIG400

The Weldnex 400 Amp Dual Function Inverter MIG Welding Machine is engineered for high-performance industrial applications, combining both MIG and MMA (Stick) welding in a single powerful unit. Featuring advanced IGBT inverter technology, it ensures excellent arc stability, high welding efficiency, and reliable performance even under heavy workloads. Ideal for fabrication shops, structural steelwork, and maintenance operations, this machine is built for durability and precision. 

Weldnex MIG/CO₂ Welding Machine 400 Amps – High-Performance MIG/MAG Welding for Industrial Applications

Specification
Specification MIG400
Input Voltage (V) 415 V
Phase III
Input Capacity (KVA) 18.5
No-Load Voltage (V) 65
Current Range (A) 30-400
Duty Cycle 60%
Rated Welding Voltage (V) 27
Wire Diameter (mm) 0.8-1.2
Function MIG + Arc
Degree of Protection IP63
Insulation Class H
Power Factor 0.9
Efficiency (%) 85
Weight (KG) 45
Dimension (mm) 585X295X570
  • 400 Amps Output Power – Ideal for thick materials and structural welding


  • Advanced IGBT Inverter Technology – Energy-efficient and stable arc performance


  • Supports CO₂ and Mixed Gas Welding (MAG) – Versatile for various applications


  • External Wire Feeder – Ensures smooth wire delivery for high-speed welding


  • Digital Display Panel – Enables precise control over voltage and wire speed


  • Low Spatter, Deep Penetration Welds – Cleaner results with minimal post-weld cleanup


  • Built-in Safety Features – Includes overheat, overload, and input voltage protection


  • Durable and Portable Design – Suitable for both workshop and field use


  • Ideal for MIG/MAG Welding Processes – Compatible with a wide range of wire types and diameters

The Weldnex CO₂/MIG Welding Machine 400 Amps is a powerful, industrial-grade MIG/MAG welding solution designed to deliver exceptional performance in heavy fabrication environments. Built using advanced Dual Module IGBT inverter technology, this machine offers excellent arc stability, deep weld penetration, and consistent output, making it ideal for welding mild steel, structural components, and fabricated assemblies in industries like construction, automotive, shipbuilding, and manufacturing.

This 400 Amp CO₂/MIG welding machine operates seamlessly with CO₂ shielding gas or mixed gases, offering greater control over the welding process and minimizing spatter for cleaner welds. It supports continuous and spot welding modes, allowing operators to handle a wide range of welding applications with precision and efficiency.

Equipped with a digital control panel, users can easily adjust voltage, current, and wire feed speed to suit different materials and thicknesses. The external wire feeder unit ensures smooth and reliable wire delivery over long distances, reducing wire feeding issues and improving welding productivity.

Designed for heavy-duty usage, the Weldnex CO₂/Machine 400 Amps (MIG400) is enclosed in a rugged industrial casing and comes with overload, overheat, and voltage fluctuation protection, ensuring safe and uninterrupted operation even in the harshest conditions.

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