The LEADER ARC-400A is a robust and efficient inverter welding machine designed to meet the demands of heavy-duty industrial applications. Utilizing advanced IGBT technology, this 400A welder ensures stable arc performance and energy efficiency, making it suitable for various welding tasks.​

Key Features and Benefits

Advanced IGBT Inverter Technology

Equipped with Insulated Gate Bipol Transistor (IGBT) technology, the ARC-400A offers high efficiency and consistent welding performance. This technology allows for better control over the welding process and reduces power consumption.​

Hot Start and Arc Force Functions

The built-in hot start feature facilitates easy arc initiation, while the arc force function provides additional current during short arc lengths, enhancing the overall welding experience.​

High Duty Cycle for Continuous Welding

With a duty cycle of 60% at 400A, the ARC-400A is capable of continuous welding operations without overheating, ensuring productivity in demanding environments.​

Durable and Portable Design

Despite its high power output, the ARC-400A maintains a compact and portable design, allowing for easy transportation and flexibility in various work settings.​

• Input Voltage: AC380V/3P±15% 50/60Hz

• Rated Input Power: 18.8 kVA

• Power Factor: 0.9

• No-load Voltage: 65V

• Welding Current Range: 30-400A

• Arc Force Range: 0-100A

• Hot Start Range: 0-100A

• Duty Cycle: 60% at 400A

• Efficiency: 85%

• Protection Class: IP21S

• Insulation Class: H

• Dimensions (L×W×H): 590mm × 325mm × 432mm

• Weight: 12 kg

• Applicable Electrode Diameter: 2.5-5.0 mm​

Applications

The LEADER ARC-400A is suitable for a wide range of welding applications, including:​

• Heavy-duty industrial welding

• Construction projects

• Shipbuilding and repair

• Automotive manufacturing

• Metal fabrication​

Its versatility and reliability make it an essential tool for professionals in various industries.

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