140A 4-in-1 MMA Stick Welder with Dual Voltage and LED Display

Take on home repairs, garage projects, and DIY metalwork with this versatile 140A 4-in-1 MMA Stick Welder. Featuring 110V/220V dual voltage operation, IGBT inverter technology, and an easy-to-read LED display, this welding machine offers convenient control for a variety of tasks. Its intelligent current adjustment and multiple welding modes make it practical for beginners and experienced welders alike.

Key Features

• 4-in-1 Welding Modes: Supports MMA (Stick), DC Pulse MMA, DC Pulse TIG, and Lift TIG welding for versatile metalworking and repair applications.

• Intelligent Synergic Control: Automatically recommends the appropriate welding current based on the selected electrode diameter, simplifying setup while allowing customization.

• Digital LED Display: Clearly displays welding settings for convenient monitoring and adjustments during operation.

• Adjustable Hot Start: Provides increased starting current for smooth arc ignition, helping reduce electrode sticking and minimize spatter while maintaining arc stability.

• Versatile Material Compatibility: Suitable for carbon steel, stainless steel, copper, and titanium. Supports E7018, E6013, and E6011 electrodes, with built-in VRD, overcurrent, overvoltage, overload, and overheating protection.

Specifications

• Product Type: 4-in-1 MMA Stick Welding Machine

• Maximum Welding Current: 140A

• Input Voltage: 110V/220V dual voltage

• Inverter Technology: IGBT

• Welding Modes: MMA, DC Pulse MMA, DC Pulse TIG, Lift TIG

• Display: Digital LED

• Control System: Synergic MMA current adjustment

• Maximum Welding Thickness: 0.24 inches (6 mm)

• Duty Cycle: 20% at 104°F (40°C) ambient temperature

• Material: Plastic shell and Q235 cold-rolled steel

• Compatible Electrodes: E7018, E6013, E6011

• Safety Features: VRD, overcurrent, overvoltage, overload, and overheating protection

• Net Weight: 12.02 lbs (5.45 kg)

Whether you're handling routine equipment repairs or tackling new DIY welding projects, this 4-in-1 welder delivers flexible operating modes and convenient digital controls for everyday metalworking.