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Welding Machine ZX7-500


The HEFER MMA ZX7-500 is an inverter-based welding machine designed for manual metal arc (MMA) welding. It offers a maximum welding current of 500 Amperes, excellent arc stability, and portability. Users should check its duty cycle, power requirements, and electrode compatibility, and ensure they follow safety guidelines and regulations when using the machine.


The HEFER MMA ZX7-500 offers several advantages:

  • High Welding Current : With a maximum welding current of 500 Amperes, it can handle a wide range of welding tasks, including heavy-duty applications.
  • Arc Stability: The inverter-based technology provides excellent arc stability, resulting in high-quality welds.
  • Portability : Its compact and lightweight design makes it easy to transport and suitable for various work environments.
  • Energy Efficiency : Inverter technology is energy-efficient, reducing power consumption during welding.
  • Versatility : It can work with various electrode types, allowing versatility in welding different materials.
  • Precise Control : Offers precise control over welding parameters, enabling fine-tuning for specific welding requirements.
  • Duty Cycle : Depending on the specific model, it may have a good duty cycle, allowing for longer welding periods.
  • Reduced Spatter : Inverter technology often produces less spatter, reducing the need for cleanup.


Model ZX7-500
Input Voltage 3P AC380V
Frequency 50/60Hz
Rated Input Capacity 24 KVA
Rated Input Current 45A
Rated Output Current 40V/500A
Current Adjusting Range 30-500A
Insulation Class F
Shell Protection Class IP21S
Overall Dimension 555 x 240 x 500 MM