
| Output Current Range | 400 Amp |
| Phase | 3 Phase |
| Working Voltage | 440V |
| Cooling | Fan Cooled |
| Usage/Application | For Industrial Welding |
| Brand | Weldnation |
| Frequency | 50Hz |
The Weldnation MIG-400A (3PH Separate Modular) is a heavy-duty, three-phase inverter-based MIG/MAG welding machine designed for high-performance industrial applications. Built with advanced IGBT inverter technology, it delivers stable arc performance, high energy efficiency, and superior welding precision, making it suitable for large-scale fabrication, construction, and manufacturing industries.
With a maximum output of 400A, this machine provides strong penetration and high-quality welds, ensuring smooth operation for both MIG (Metal Inert Gas) and MAG (Metal Active Gas) welding, as well as MMA (Manual Metal Arc) welding for added versatility. The separate modular wire feeder unit enhances mobility and accessibility, making it ideal for large workspaces and heavy-duty welding operations.
Equipped with a digital display panel, synergic control, and thermal overload protection, the MIG-400A offers precise parameter adjustments, safety features, and long-lasting durability. Its robust design, efficient cooling system, and modular structure make it a reliable choice for demanding welding tasks.
Key Features:
- Three-Phase Power Compatibility – Ensures stable and consistent performance for high-load industrial applications.
- 400A Maximum Output – Handles heavy-duty welding operations with deep penetration and strong arc stability.
- MIG/MAG & MMA Welding – Versatile for multiple welding applications and various metal types.
- Separate Modular Wire Feeder Unit – Enhances flexibility, mobility, and accessibility in large-scale projects.
- Advanced IGBT Inverter Technology – Provides efficient power consumption, stable arc performance, and high precision.
- Synergic Control System – Automatically adjusts welding parameters for optimized results.
- Digital Display Panel – Allows fine-tuned adjustments for voltage, wire speed, and current settings.
- Thermal Overload Protection – Prevents overheating, ensuring longer machine lifespan.
- Low Spatter & Smooth Welding Performance – Reduces post-weld cleanup, increasing productivity.
- Heavy-Duty Construction with Advanced Cooling System – Ensures durability and continuous operation in industrial environments.
Applications:
- Heavy industrial fabrication and manufacturing
- Large-scale structural welding and shipbuilding
- Pipeline welding and heavy machinery repairs
- Construction, metalworking, and steel fabrication
- Automotive and transportation industry welding
- Custom metal fabrication workshops
Conclusion:
The Weldnation MIG-400A (3PH Separate Modular) Welding Machine is an industrial-grade, high-performance welding solution built for demanding professional applications. With its three-phase compatibility, separate modular wire feeder, and advanced inverter technology, it provides unmatched welding precision, efficiency, and durability. Whether used for fabrication, shipbuilding, construction, or manufacturing, the MIG-400A delivers superior weld quality, high reliability, and effortless operation, making it a top choice for professionals in heavy industries.
For more insights contact us:
● Email: info@industrywaala.com
● Contact Number: 91 7377 01 7377


