ESAB Buddy MIG 500i Industrial MIG/MAG Inverter Welding Machine
ESAB
WELDING MACHINE
25 In Stock
The ESAB Buddy™ MIG 500i is a heavy-duty IGBT inverter-based MIG/MAG welding machine engineered for demanding industrial welding applications. Delivering an impressive 500A output, it provides excellent arc stability, high efficiency, and reliable performance for continuous fabrication work using solid and flux-cored wires.
Built with wide input voltage tolerance, variable inductance control, and high power factor, the Buddy™ MIG 500i ensures smooth welding performance even in challenging power conditions. Its rugged construction, compact design, and Application Class S certification make it suitable for harsh industrial environments including fabrication shops, shipyards, railways, and construction projects.
Key Features
- 500A Heavy-Duty MIG/MAG Welding Machine
- Advanced IGBT Inverter Technology
- Designed for Solid & Flux-Cored Wire Welding
- Wide Input Voltage Tolerance
- Variable Inductance Control for Improved Arc Stability
- High Power Factor (0.93)
- High Efficiency (85%)
- Rugged Industrial Design
- Compact & Portable Construction
- Application Class S for High Electrical Hazard Areas
- Compatible with Buddy™ Feed 402 Wire Feeder
- Reliable Performance for Continuous Industrial Welding
Technical Specifications
| Specification | Details |
|---|---|
| Brand | ESAB |
| Model | Buddy™ MIG 500i |
| Welding Process | MIG / MAG |
| Technology | IGBT Inverter |
| Input Voltage | 400V ±15%, 3 Phase, 50Hz |
| Output Current Range | 50–500A |
| Duty Cycle (60%) | 500A |
| Duty Cycle (100%) | 387A |
| Voltage Range | 16.5–39V |
| Open Circuit Voltage | 70V |
| Effective Input Current | 29A |
| Power Factor | 0.93 |
| Efficiency | 85% |
| Protection Class | IP21 |
| Application Class | S |
| Operating Temperature | -10°C to +40°C |
| Dimensions | 610 × 335 × 640 mm |
| Weight | 56 kg |
| Compatible Wire Feed Speed | 1.5–20 m/min |
| Supported Wire Diameter | 0.8–1.6 mm (MS/SS), 1.2–1.6 mm (Flux-Cored/Aluminium) |
Applications
- Heavy Fabrication
- Structural Steel Fabrication
- Construction Industry
- Shipbuilding & Offshore
- Railway Manufacturing & Maintenance
- Heavy Engineering
- Industrial Manufacturing
- Metal Fabrication Workshops
- Pressure Vessel Fabrication



























