380V Industrial 300A Stick Welder, IGBT Inverter, 60% Duty Cycle
Output Current Range: 20-300A
Rated Input Current: 37.89A
Input Voltage / Frequency: 380V
model: ZX7-400A
Product Description
380V industrial MMA welder with up to 300A output, advanced IGBT inverter technology, and a 60% duty cycle for demanding welding applications. Supports 2.0-5.0mm electrodes and welds steel up to 20mm thick. Ideal for steel structures, machinery maintenance, fabrication, and industrial repair work.
Product Specifications
Machine Type | MMA Stick Welder |
Input Voltage / Frequency | 380V |
Rated Input Current | 37.89A |
Output Current Range | 20-300A |
Rated Duty Cycle | 60% |
Inverter Technology | IGBT |
Efficiency | 85% |
No-load Voltage | 65V |
Welding Thickness | 5-20MM |
Applicable Electrode Diameter | 2.0-5.0MM |
Insulation & Protection Class | F |
Machine Dimensions | 450*420*255MM |
Package Dimensions | 550*310*460MM |
Net Weight | 12.95KG |
Gross Weight | 14.25KG |
Product Advantages
1. 380V Industrial Input
Designed for workshops, construction sites, and industrial welding environments.
2. Powerful 300A Welding Output
Provides reliable performance for heavy-duty maintenance, fabrication, and structural steel applications.
3. Supports 2.0-5.0mm Electrodes
Compatible with common electrode sizes used in construction, maintenance, and industrial welding.
4. Welds 5-20mm Steel
Suitable for thick steel components, structural fabrication, and demanding repair work.
5. 60% Duty Cycle at 300A
Supports longer continuous welding cycles, helping reduce downtime on large projects.
6. Advanced IGBT Inverter Technology
Delivers stable arc performance, improved efficiency, and consistent welding results for industrial applications.
FAQ
Q1. What input voltage does this MMA welder require?
A1. It requires 380V three-phase input power, making it suitable for industrial workshops, fabrication facilities, and construction sites.
Q2. Is this welder suitable for heavy-duty industrial welding?
A2. Yes. With up to 300A output, support for 5.0mm electrodes, and a 60% duty cycle, it is designed for demanding industrial welding applications.
Q3. What welding process does it support?
A3. It supports MMA (stick) welding with flux-coated electrodes, making it ideal for fabrication, structural steel work, maintenance, and repair.
Q4. What electrode sizes are suitable?
A4. The machine supports 2.0mm to 5.0mm electrodes, covering common requirements for industrial maintenance and structural welding.
Q5. What welding thickness can it handle?
A5. The recommended welding thickness range is 5mm to 20mm, making it suitable for thick steel components and heavy-duty fabrication work.
Q6. What is the duty cycle?
A6. The rated duty cycle is 60% at 300A, allowing continuous welding for up to 6 minutes in a 10-minute cycle at maximum output.
Q7. Does it require shielding gas?
A7. No. MMA stick welding uses flux-coated electrodes and does not require an external shielding gas supply.
Q8. What technology does it use?
A8. The machine features advanced IGBT inverter technology, delivering stable arc performance, improved efficiency, and consistent welding results.
Q9. What applications is this welder suitable for?
A9. Typical applications include steel structure fabrication, heavy equipment repair, industrial maintenance, construction projects, and manufacturing operations.
Q10. Do you offer OEM or private label services?
A10. Yes. OEM and ODM services are available, including custom branding, packaging, and product customization. Please contact us for MOQ and project details.
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