Ralli Wolf RT40 TIG 400IJ DC Inverter Welding Machine with MMA Function (400A, 415V 3-Phase)
RALLI WOLF
WELDING MACHINE
20 In Stock
The Ralli Wolf RT40 (TIG 400IJ) is a high-capacity DC TIG welding machine built for industrial applications requiring higher current output alongside precise arc control. With high frequency ignition, superior arc performance, and a post-flow function, it delivers clean, stable welds while economising tungsten use through its stable output and high duty cycle. The machine also includes an MMA welding function, giving fabricators added versatility from a single unit. Mounted on a mobile trolley design with wheels for easy job-site movement, the RT40 combines light and compact handling with strong 400A output. Backed by Ralli Wolf's 60+ years of manufacturing expertise and ISO 9001:2015 certification, it's a dependable choice for demanding industrial TIG welding work.
KEY FEATURES
- High frequency ignition
- Superior arc performance
- Post-flow function
- Light and compact, easy to carry and use
- Economises tungsten use with a stable output and high duty cycle
- Built-in MMA welding function
- Mobile trolley design with wheels for easy transport
- IGBT inverter technology
TECHNICAL SPECIFICATION
| Specification | Value |
|---|---|
| Model | RT40 (TIG 400IJ) |
| Input Voltage | AC 415V ± 15%, 3 Phase, 50Hz |
| Rated Input Current | 18.2/25.3 A |
| Power (KVA) | 18.2 |
| No-Load Voltage | 70 V |
| Output Current | 10–400 A |
| Rated Output Voltage | 36 V |
| Duty Cycle | 60% |
| No-Load Loss | 80 W |
| Efficiency | 85% |
| Power Factor | 0.93 |
| MMA Function | Available |
| Inverter Technology | IGBT |
| Pre-Flow | 0–5 Sec |
| Post-Flow | 2.5 Sec |
| Arcing Way | High Frequency |
| Net Weight | 29.5 kg |
APPLICATION
- Industrial DC TIG welding for steel and stainless steel
- MMA (Stick) welding for general fabrication
- Heavy fabrication requiring higher current TIG output
- Workshops needing mobile, trolley-mounted welding equipment
- Jobs requiring both TIG and MMA capability from one machine
- Applications requiring stable arc with minimal tungsten wear
WHY CHOOSE THIS (Ralli Wolf RT40)
- Delivers up to 400A DC TIG output for demanding industrial welding jobs
- Combines TIG and MMA welding functions in a single versatile unit
- High frequency ignition ensures smooth, reliable arc starts
- Post-flow function protects the weld pool and tungsten electrode after welding stops
- Economises tungsten use while maintaining stable output and high duty cycle
- Mobile trolley design with wheels makes it easy to move around job sites
- IGBT inverter technology ensures stable, efficient high-current performance
- Backed by Ralli Wolf's 60+ years of trusted engineering and ISO 9001:2015 certification
































