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TIG Inverter Welding Machine Series – MMA DC Inverter Welder (Stainless Steel Welding Equipment)
**Key Features:**
1. Compact design, lightweight, and versatile for various welding applications.
2. High-frequency arc starting for easy ignition, simple operation, and strong penetration.
3. MMA models include an adjustable "arc force" function for better control.
4. WS (>250) models come with digital display for precise settings.
5. Easy arc starting, stable current output, fast dynamic response, low noise, minimal sparks, and high-quality weld seams.
6. Capable of welding a wide range of metals including stainless steel, alloy steel, and copper.
**Technical Specifications Table:**
| Type | WS-300 | WS-400 | WS-200 | WS-180A | WS-160 |
|--------------|------------|------------|------------|------------|------------|
| Input Voltage (V/Hz) | 380±10% 50/60 | 380±10% 50/60 | 220±15% 50/60 | 220±15% 50/60 | 220±15% 50/60 |
| No-load Voltage (V) | 60 | 68 | 43 | 56 | 43 |
| Output Current Range (A) | 20-300 | 20-400 | 10-200 | 10-180 | 10-160 |
| Rated Output Voltage (V) | 22 | 26 | 18 | 17.2 | 16.4 |
| Rated Duty Cycle (%) | 60 | 60 | 60 | 60 | 60 |
| No-load Power Consumption (W) | 60 | 60 | 40 | 40 | 40 |
| Efficiency (%) | 85 | 85 | 85 | 85 | 85 |
| Power Factor (COSφ) | 0.93 | 0.93 | 0.93 | 0.93 | 0.93 |
| Weight (kg) | 19 | 29 | 8 | 8 | 8 |
| MMA Current (A) | 20-230 | 20-230 | 371×155×295 | 371×155×295 | 371×155×295 |
| Insulation Class | F | F | F | F | F |
| Protection Class | IP23 | IP23 | IP23 | IP23 | IP23 |
| Post-weld Gas Blow Time (s) | 0-15 | 13.2 | 2.5/5 | 2.5/5 | 2.5/5 |
| Suitable Welding Thickness (mm) | 0.5-10 | 0.5-12 | 0.3-8 | 0.3-8 | 0.3-5 |
This TIG inverter welding machine series is ideal for both professional and DIY users looking for reliable, efficient, and high-performance welding solutions. The compact and portable design makes it easy to transport and use in different environments. With its advanced features like HF arc start and digital display on higher models, it ensures precision and ease of use. Whether you're working on thin metal sheets or thick steel plates, this series offers the flexibility and power needed for a variety of welding tasks. It's also certified with CE, ISO, CCC, and SGS, ensuring quality and safety standards are met.