GB MIG 400 IJ Welding Machine – Heavy-Duty Industrial MIG/MAG Welder

The GB MIG 400 IJ Welding Machine is a professional-grade 400A CO₂ MIG/MAG inverter welding machine designed for heavy industrial fabrication, structural steel manufacturing, shipbuilding, automotive production, and engineering applications. Built with advanced IGBT inverter technology, it delivers a highly stable welding arc, smooth wire feeding, deep penetration, and minimal spatter for superior weld quality and productivity.

Operating on a 3 Phase AC 415V power supply, the MIG 400 IJ features a built-in wire feeder, digital controls, and continuously adjustable welding current and voltage. The intelligent inverter design automatically compensates for input voltage fluctuations, ensuring consistent welding performance even under varying power conditions. It also incorporates pulse arc starting, arc de-ball function, and a stable wire-feeding circuit for reliable industrial operation.

Features:

Brand: GB
Model: MIG 400 IJ
Product Type: CO₂ MIG/MAG Inverter Welding Machine
Technology: Advanced IGBT Inverter Technology
Input Voltage: 3 Phase AC 415V ±15%
Frequency: 50/60Hz
Output Current Range: 60–400A (MIG) / 40–400A (MMA)
Maximum Output Current: 400A
Built-in Wire Feeder
Digital Current & Voltage Display
Strong Pulse Arc Starting
Arc De-Ball Function
Smooth & Stable Wire Feeding
Low Spatter with Excellent Weld Formation
High Deposition Efficiency
Energy-Saving Inverter Design
Forced Air Cooling System
Over-Voltage & Over-Current Protection
Suitable for Continuous Industrial Welding

Specifications:

Input Voltage: 3 Phase AC 415V ±15%
Rated Input Capacity: 14kVA
Rated Input Current: 25A
Output Current (MIG): 60–400A
Output Current (MMA): 40–400A
Output Voltage Range: 17–34V (MIG)
No Load Voltage: 74V
Duty Cycle: 60%
Efficiency: 85–89%
Power Factor: 0.87–0.93
Wire Diameter: 0.8–1.2mm
Protection Class: IP21
Insulation Class: F
Dimensions: 607 × 330 × 623mm

GB Kore MIG 400 IJ Welding Machine | 400A 3 Phase IGBT CO₂ MIG/MAG Inverter Welder

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