Power Your Projects with Industrial Precision
The Toshon ARC 400 is a powerhouse designed for professional welders who demand reliability and performance. Built with advanced inverter technology, this machine is ideal for heavy-duty industrial applications, including carbon steel, stainless steel, and alloy steel welding. Whether you're working on pressure vessels, shipbuilding, or large-scale construction, the ARC 400 delivers a smooth, stable arc every time.
Key Features
-
Advanced Inverter Technology: Utilizes high-frequency MOSFET/IGBT switching for a stable DC output and energy savings of up to 30%.
-
Built-in Protections: Features automatic protection against over-voltage, over-current, and overheating to ensure long-term durability.
-
Auto-Compensation: Handles power supply fluctuations effortlessly, maintaining a consistent welding current even with long extension cables.
-
Arc Force & Hot Start: Includes an excellent arc-force compensation function to prevent sticking and a "Hot Start" feature for easy arc ignition.
-
Versatile Electrode Compatibility: Optimized for both acid and basic electrodes, as well as cellulose electrodes.
Technical Specifications
| Feature | Specification |
| Model | ARC 400 |
| Input Voltage | 415V AC ±15% (3-Phase) |
| Output Current Range | 30A – 400A |
| Duty Cycle | 60% |
| Efficiency | 85% |
| Electrode Size | 2.0mm – 5.0mm |
| Weight | Approx. 26.5 kg |
| Protection Class | IP21 / Insulation Grade F |





