MMA-400S welding machine.

MMA-400S Welding Machine Heavy Duty Inverter Welder

MMA-400S 400A ARC Welding Machine for Metal Work

Buy the MMA-400S Welding Machine with IGBT inverter technology, high efficiency, and powerful arc performance. Ideal for fabrication, repairs, and workshops.

Product Description

The MMA-400S Welding Machine is a heavy-duty inverter welding machine designed for professional welders, fabricators, workshops, and construction applications. It uses advanced IGBT inverter technology to provide stable arc performance, efficient power usage, and reliable welding results on different metal surfaces. 

This MMA (Manual Metal Arc) welding machine offers adjustable welding current control, allowing users to handle various welding jobs with precision. It is suitable for welding steel, iron, and other metal materials using compatible electrodes ranging from approximately 1.6mm to 5.0mm depending on the model. 

With a compact and portable inverter design, the MMA-400S is easy to transport between job sites while delivering strong welding power. Features such as hot start, arc force adjustment, and high working efficiency help improve arc ignition and welding quality. 

Whether you are running a fabrication workshop, repairing machinery, constructing metal structures, or handling maintenance projects, the MMA-400S provides a dependable welding solution.

Key Features

• Heavy-duty inverter welding machine

• Advanced IGBT inverter technology

• Stable arc performance

• Adjustable welding current

• High energy efficiency

• Portable and compact design

• Suitable for various electrode sizes

• Strong metal penetration

• Overheat protection system (model dependent)

• Ideal for professional and industrial welding

Specifications Feature Specification Model MMA-400S Welding Type MMA / ARC Stick Welding Technology IGBT Inverter Input Voltage 220V–230V Frequency 50–60Hz Current Range 20A–400A (model dependent) Electrode Size 1.6mm–5.0mm Efficiency Up to 85% Input Capacity Approx. 8.7 KVA Cooling System Fan Cooled Applications Fabrication, Construction, Repairs, Workshops Ideal For

• Welding workshops

• Metal fabricators

• Construction contractors

• Garage repairs

• Steel structure fabrication

• Farmers doing metal repairs

• Mechanics

• Industrial maintenance teams

• DIY welding projects