MMA 450
MMA 450 Inverter Welding Machine
Heavy-Duty Performance | Industrial Welding Power | IGBT Technology
The MMA 450 is a high-performance Arc (MMA) inverter welding machine designed for heavy-duty industrial applications. Built with advanced IGBT technology, this machine delivers high output current with stable arc performance, making it ideal for continuous welding in workshops, factories, construction sites, and fabrication yards.
⚙️ Key Features:
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⚡ High Output Power – Delivers up to 450A for thick materials and long-duration welding tasks
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🔌 IGBT Inverter Technology – Ensures high efficiency, low power loss, and consistent arc stability
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🔥 Hot Start & Arc Force – Easy arc ignition with dynamic response for smooth weld quality
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🛡️ Inbuilt Safety Systems – Protection from over-voltage, over-current, overheating, and short circuit
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🧊 Powerful Cooling System – High-speed fan with optimized thermal dissipation for long duty cycles
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💼 Rugged & Portable – Heavy-duty metal housing with easy-carry handle or wheelbase (optional)
📊 Technical Specifications:
| Specification | Details |
|---|---|
| Welding Process | MMA (Manual Metal Arc) |
| Input Voltage | 3-Phase, 415V AC |
| Output Current Range | 20A – 450A |
| Rated Duty Cycle | 60% @ 450A |
| Power Factor | ≥ 0.93 |
| Efficiency | ≥ 85% |
| No-Load Voltage | 65V – 75V |
| Cooling | Forced air cooling |
| Protection Class | IP21 / IP23 (Model dependent) |
| Weight | Approx. 25–30 kg |
🛠️ Applications:
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Heavy fabrication & structural welding
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Shipbuilding & marine maintenance
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Pipeline and pressure vessel welding
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Construction & industrial workshops
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Continuous-duty repair & maintenance
MMA 450 Inverter Welder — Engineered for power, built for endurance. Perfect for welders who demand high performance and rugged reliability in every weld.
