The Toshon ARC 400 MOSFET Inverter Welding Machine is a heavy-duty MMA (ARC) welding machine designed for demanding industrial welding, structural fabrication, heavy engineering, and construction applications. Built with advanced MOSFET inverter technology, it delivers superior arc stability, high welding efficiency, and reliable performance for continuous operation.

Powered by a 415V three-phase power supply, the ARC 400 offers an adjustable welding current range of 30–400A, making it suitable for welding thick steel sections and heavy fabrication projects. Its rugged industrial design, advanced protection system, and high-duty performance ensure dependable operation in challenging work environments.

Key Features

• Advanced MOSFET Inverter Technology
• 400A Three Phase ARC (MMA) Welding Machine
• AC 415V ±15% Input Voltage
• Adjustable Output Current: 30–400A
• Stable & Smooth Arc Performance
• High Efficiency with Low Power Consumption
• Excellent Arc Starting
• Over Voltage Protection
• Over Current Protection
• Over Heat Protection
• Heavy-Duty Industrial Design
• Suitable for Continuous Industrial Operation

Technical Specifications

Standard Accessories

• Electrode Holder with Cable
• Earth Clamp with Cable

Applications

• Heavy Steel Fabrication
• Structural Steel Welding
• Industrial Manufacturing
• Construction & Infrastructure Projects
• Engineering Workshops
• Plant Maintenance
• Shipbuilding & Heavy Engineering
• General Heavy Metal Fabrication

Why Choose Toshon ARC 400?

The Toshon ARC 400 is built for professionals who require powerful welding output, reliable performance, and long service life. Its advanced MOSFET inverter technology ensures consistent arc stability, reduced power consumption, and excellent welding quality, making it ideal for heavy-duty industrial applications.