Technical Specifications
Product Overview
Professional MMA Welding Solution
The MMA-400S/500S is a robust welding machine engineered specifically for Manual Metal Arc (MMA) welding processes. Designed for both professional and industrial applications, this unit delivers reliable performance with precise control capabilities. Its durable construction, combined with features like thermal overload protection and adjustable current settings, ensures stable arc characteristics and high-quality welds across various material types and thicknesses.
Technical Specifications
Build Quality
- Welding Process
- Manual Metal Arc (MMA)
- Key Features
- Thermal Overload ProtectionAdjustable CurrentStable Arc CharacteristicsIndustrial Grade




