Arc Welding Machine Mma 500pro

The MMA 500PRO (often marketed under brands like Laston, Makita, or generic industrial labels) is a high-capacity, heavy-duty inverter arc welding machine. It is designed for industrial-scale Manual Metal Arc (MMA) and often features Lift TIG capabilities. Technical SpecificationsWhile exact specs vary slightly by brand, the standard 500PRO configuration typically includes:FeatureSpecificationTechnologyAdvanced IGBT Inverter (Full Bridge)Input Voltage3-Phase 380V–440V (Some "Pro" models are 220V–440V Auto-sensing)Current Range20A – 500ADuty Cycle60% at 500AElectrode Size2.5mm to 6.0mm (Handles 6010, 7018, and cellulose rods)ProtectionIP21S Rating / Class F Insulation