The MMA 500ST Single Phase IGBT Inverter Welding Machine is a powerful, compact and highly efficient ARC welding solution designed for professional fabricators, workshops and DIY users. Built with advanced IGBT inverter technology, it delivers stable welding performance, deeper penetration and smooth arc ignition. Its lightweight body, smart digital display and easy control knobs make welding simple, accurate and convenient for everyday operations. Whether you weld mild steel, stainless steel or repair metal parts, this machine provides dependable output and excellent build quality.
Features
:- Advanced IGBT inverter technology for stable and efficient output
- Digital display for precise current settings
- Adjustable arc force for improved arc stability
- Compact and lightweight body for easy portability
- Strong protective front grill for improved ventilation
- Overheat and overload protection for safe operation
- Energy efficient design with low power consumption
- Compatible with a wide range of electrodes
- Smooth arc start and deeper weld penetration
- Rugged housing suitable for tough working environments
Applications
:- Metal fabrication and manufacturing
- Automotive repair and maintenance
- Home and farm equipment repair
- Steel structure installation
- Workshop and garage welding
- DIY metal projects
- On site construction and maintenance jobs
- General industrial welding tasks
Usage
:USAGE GUIDANCE (How to Use) :
- Place the welding machine on a stable, dry surface.
- Connect the electrode holder to the positive or negative terminal as required.
- Attach the ground clamp securely to the workpiece.
- Insert the welding electrode into the holder.
- Turn on the machine and set the desired welding current using the rotary knob.
- Adjust arc force if needed for smoother welding.
- Strike the arc on the metal surface and begin welding.
- Maintain a consistent distance between electrode and material.
- After finishing, turn off the machine and allow it to cool before storage.
MAINTENANCE GUIDANCE :
- Keep the machine clean and free from dust; blow out vents periodically.
- Ensure good airflow around the device during operation.
- Inspect cables and connectors regularly for damage.
- Avoid moisture exposure; store in a dry, cool environment.
- Do not overload the machine beyond recommended current settings.
- Allow cooling time after long welding sessions.
- Tighten all terminal connections before use.
- Replace worn electrode holders or clamps as needed.