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Magnum MIG 270 C J IGBT MIG/MAG Welder
The Magnum MIG 270 C J IGBT is a powerful three-phase MIG/MAG welder built for professional use in workshops, in farming and in light production. It is a classic, dependable workhorse that joins high output, solid construction and proven IGBT inverter technology. With a professional four-roll wire feeder it keeps the feed stable and smooth even on demanding jobs and with long welding torches.
Key features
Three-phase 400V supply for stable running under high load
High welding current up to 270A with an excellent duty cycle of 60%
Professional four-roll wire feeder (4×4) for precise feeding of every wire type
Versatility through the MIG/MAG, MMA and FLUX (gasless) welding methods
Manual, stepless adjustment of the welding parameters (current, voltage, inductance) for full control of the process
Solid metal housing and a trolley with room for a large gas cylinder
IGBT inverter technology for high energy efficiency and a stable arc
Technical details
Technology analysis
The heart of the Magnum MIG 270 is an advanced IGBT inverter board, which gives high efficiency, lower energy consumption and reliability next to older transformer designs. What sets this model apart in its class is the professional four-roll wire feed mechanism (4×4). It feeds the wire firmly and evenly and removes the risk of slip, which matters above all when working with long MIG/MAG torches (4m or 5m) and with soft wires, for example for aluminium. Inductance adjustment gives control over the arc characteristic, the bead width and the penetration depth, so an experienced welder has full command of weld quality.
Recommended applications
- Professional metalworking and repair shops
- Production of light and medium steel structures
- Car and agricultural machinery workshops
- Assembly and maintenance work in production plants
- Welding thick material that calls for high output and a high duty cycle
Control panel
The control panel of the MIG 270 was laid out for simplicity, reliability and easy handling in workshop conditions. It carries two legible digital displays showing the voltage and the welding current. Two large, ergonomic knobs allow stepless adjustment of the welding current (the wire feed speed) and the arc voltage. A further knob sets the inductance precisely. Professionals value this classic layout for how fast it is to set and for its reliability.
Product specification
| Feature | Value |
|---|---|
| Power supply | AC 400V / 50Hz |
| Welding methods | MIG/MAG, MMA, FLUX |
| Build technology | IGBT inverter |
| Maximum welding current [A] | 270 |
| Duty cycle MIG/MAG [%] | 60% at 270A |
| Maximum power draw [kVA] | 9.8 |
| Weight [kg] | 48 |
What do you get in the set?
- Magnum MIG 270 C J IGBT machine
- MIG/MAG welding torch MB25 (4m)
- MMA electrode holder (3m)
- Earth cable (3m)
- User manual in Polish
- Feed rolls for steel wire
About the Magnum brand
Magnum is a Polish brand that has been one of the leaders on the welding market since 1996. Its business model rests on supplying technically advanced machines (built in Asia to Polish specification) at a very competitive price. The strength of the brand is its excellent value for money, an offer that forms a complete workshop ecosystem, plus dependable service and a door-to-door warranty, which build customer trust, from hobbyists to professional workshops.

















