The Ralli Wolf RA40GT 400 Amps Digital ARC Welding Machine is a heavy-duty inverter welding machine designed for professional welding, fabrication, industrial workshops and demanding site applications. It delivers an adjustable 30–400A welding current range and supports 2.5mm to 4.0mm electrodes, making it suitable for a variety of ARC/MMA welding requirements.

The RA40GT features IGBT inverter technology for stable arc performance and efficient operation. Its multi-phase input capability supports 1-Phase 230V, 2-Phase and 3-Phase 415V power supplies, providing flexibility across different working environments.

A built-in digital display allows convenient monitoring and adjustment of welding current. Despite its high 400A output, the machine weighs approximately 10kg, making it practical for transportation between workshops and job sites.

Key Features

• 400A Maximum Welding Output: Designed for heavy-duty welding and fabrication applications.
• 30–400A Current Range: Provides adjustable output for different electrode sizes and welding requirements.
• Multi-Phase Input: Supports 1Ph 230V and 2Ph/3Ph 415V (±15%) input configurations.
• IGBT Inverter Technology: Provides stable arc performance with a compact and portable machine design.
• Digital Display: Allows convenient monitoring and precise current setting.
• 2.5–4.0mm Electrode Compatibility: Suitable for commonly used welding electrodes within the specified range.
• 40% Rated Duty Cycle: Designed for demanding welding operations within the rated duty-cycle specification.
• 72V No-Load Voltage: Supports reliable arc starting characteristics.
• Compact & Portable: Approximate machine weight of only 10kg.
• IP21 Protection: Housing designed according to the specified IP21 protection grade.
• Insulation Grade F: Provides the specified electrical insulation classification.
• Welding Accessories Included: Supplied with welding cables and clamps as shown.

Technical Specifications

Applications

• ARC/MMA welding
• Heavy-duty fabrication
• Industrial welding
• Steel fabrication
• Workshop welding
• Construction and site welding
• Structural metalwork
• Machinery repair and maintenance
• General metal fabrication
• Professional welding applications

Why Choose Ralli Wolf RA40GT?

• High 400A output for demanding welding applications.
• Flexible multi-phase operation for different power-supply environments.
• Digital current display for convenient welding parameter control.
• IGBT inverter technology for compact and efficient welding equipment.
• 10kg portable design for easier transportation between work locations.
• Suitable for professional welders, fabricators, contractors and industrial workshops.