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**Product Specifications:**
- **Model No.:** TIG/MMA-400
- **Name:** DC Inverter TIG Welding Machine
- **MOSFET:** 20PCS 3878
- **Diodes:** 16PCS D92-02
- **Capacitor:** 4PCS 470UF/400V
- **Copper Coil:** 3PCS
- **Trademark:** As per customer request
- **Transport Package:** Carton
- **Specification:** 562x303x467mm
- **Origin:** Shenzhen, China
- **HS Code:** 85153900
**Key Features of the DC Inverter TIG Welding Machine:**
- Dual-purpose machine that supports both TIG and MMA welding.
- Utilizes PWM control technology for stable current output with high precision.
- High-efficiency design with energy-saving performance, compact size, and lightweight for easy portability.
- Suitable for welding stainless steel, carbon steel, alloyed steel, and titanium.
- Ideal for thin sheet metal welding due to its advanced inverter technology.
- High-frequency voltage increases arc stability, providing strong penetration and a smooth weld appearance.
**Technical Specifications:**
| Parameter | Value |
|-------------------------------|-------------------------|
| Model | TIG/MMA-400 |
| Input Voltage & Frequency | AC 380 V (three-phase), ±15%, 50/60 Hz |
| Rated Input Power Capacity | 13 KVA |
| No-Load Voltage | 55 V |
| Output Current Range | 10–400 A |
| Rated Output Voltage | 26 V |
| Duty Cycle (25°C) | 60% |
| No-Load Loss | 100 W |
| Thrust Force Adjustment Range | 10–350 A |
| Efficiency | 85% |
| Power Factor (cosφ) | 0.93 |
| Insulation Class | F |
| Weight | 38 kg |
| Dimensions | 562 × 303 × 467 mm |
| Case Protection Degree | IP21S |
| Welding Thickness | 0.5–20 mm |
This DC inverter TIG welding machine is designed for professional use, offering versatility, reliability, and ease of operation. It's an ideal choice for both industrial and workshop environments. The machine features two separate welding modes, allowing users to switch between TIG and MMA as needed. With its high efficiency and compact design, it’s easy to transport and use in various settings. Whether you're working on delicate thin sheets or thicker metals, this machine delivers consistent and high-quality results.
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