The Ralli Wolf RM50 MIG 500IJ is a heavy-duty industrial inverter welding machine designed for medium and heavy fabrication applications. Powered by advanced IGBT inverter technology, it delivers up to 500A welding output for demanding metalworking and industrial welding operations.

Featuring a separated 4-roll wire feeder, this machine supports consistent wire feeding and flexible positioning during welding. Its dual MIG and MMA welding facilities provide versatility for different welding requirements, while adjustable 2T/4T operating modes and crater current and voltage controls help achieve improved welding control and finish.

Operating on a 415V three-phase power supply, the Ralli Wolf RM50 is suitable for fabrication workshops, boiler manufacturing, structural steelwork, and heavy industrial applications.

Key Features

500A-class heavy-duty MIG inverter welding machine
Advanced IGBT inverter technology
MIG and MMA welding facilities
Separate 4-roll wire feeder for improved wire traction
Adjustable 2T and 4T welding modes
Preset digital display
Adjustable crater current and voltage controls
Stable arc performance with reduced spatter
High power factor of 0.93
Energy-efficient operation
Supports compatible MIG wire diameters up to 1.6mm
Designed for medium and heavy fabrication work

Applications

Heavy industrial fabrication
Structural steel welding
Boiler fabrication
Large iron structure manufacturing
Petroleum and chemical industries
Power generation equipment manufacturing
Heavy machinery manufacturing and repair
Industrial maintenance workshops
General metal fabrication

Technical Specifications

Specification	Details
Brand	Ralli Wolf
Model	RM50
Welding Model	MIG 500IJ
Machine Type	Inverter MIG/MMA Welding Machine
Input Voltage	AC 415V ±15%
Phase	Three Phase
Frequency	50/60 Hz
Rated Input Current	35.1A
Rated Input Power	25.3 kVA
Output Current Range	50–500A
Rated Output Voltage	16.5–50V
Duty Cycle	60%
Power Factor	0.93
Efficiency	85%
Wire Feeding Speed	2.5–16.2 m/min
Compatible Wire Diameter	1.0 / 1.2 / 1.6 mm
Output Cable Size	50+ mm²
Welding Processes	MIG and MMA
Inverter Technology	IGBT
Wire Feeder Type	Separate, 4-roll
Approximate Net Weight	42 kg

Package Details

Ralli Wolf RM50 MIG 500IJ welding power source
Separate wire feeder unit
MIG torch cable
MMA electrode holder cable

Confirm the final accessory list with the supplier before publishing.

Ralli Wolf RM50 MIG 500IJ 500A Heavy Duty IGBT Inverter Welding Machine with Separated 4-Roll Wire Feeder and MMA Welding Facility – 415V 3-Phase

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