The EDON MMA-300S is a portable MMA (Manual Metal Arc) inverter welding machine designed for fabrication, construction, repairs, maintenance, and general workshop applications. EDON’s published specifications for the MMA-300S list a 20–180A output range, 220V single-phase input, 60% duty cycle at 40°C, and support for 1.6–4.0mm electrodes.
The machine uses MOSFET inverter technology for efficient operation and stable arc performance. It is suitable for common metalworking tasks such as gate and grill fabrication, repairs, maintenance, and general workshop welding
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