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Welding Machine MIG 501 PRO


The HEFER MIG-501 is a robust and versatile welding machine, offering advanced features and precise control for professional welding applications. With its high power output, adjustable parameters, and durable construction, it delivers reliable and efficient welds for various materials. The user-friendly interface and safety features further enhance its usability and reliability.


The advantages of the MIG-501 PRO :

  • Advanced SMD surface-mount design.
  • With good protection of under voltage, over voltage and over current.
  • Safe and realible machine technology
  • Advanced IGBT (60K) inverter technology, high working frequency
  • High Working Efficiency and enrgy saving.
  • High Voltage and slow feeding arc stricking, no exploding wire, removing tipball at arc ending.
  • Constant Voltage/Constant Current output characteristic.
  • One Machine with MIG/CO2/MMA Welding.
  • With 2T/4T Working mode, it reduces the working intensity greatly.
  • Arc ending data can adjust separately, which is easy for operation.
  • With Tri-Proof design, it ensures working stable and reliable when in kinds of adverse circumstances.
  • Heavy Duty and Shipbuilding automobile bridge Construction.


  • Wire Feeder
  • Torch Gun (3,5M)
  • Gas Regulator (Electrical)
  • 20m Cable from Power source to Feeder


Standard Input Voltage 3P AC380V±10%
Frequency 50/60 Hz
Rated Input Capacity 24 KVA 26 KVA
Rated Input Current 45 A 48 A
No-Load Voltage 70 V
Rated Output Current 500 A
Current Adjusting Range 60-500 A 60-500 A
Voltage Adjusting Range 17-39V 22.4-40V
Duty Cycle 60%
Insulation Class F
Shell Protection Class IP21S
Welding Thickness 1.0-22 mm
Suitable Wire 1.0/1.2/1.6 mm
Wire Feed Speed 3-24 m/min
Gas Flow 8-25 L/min
Overal Dimension 635x370x665 mm
Net Weight 52 kg