MIG Welder GYS Galaxy 400T W Duo Multi-Process MIG/MMA/TIG Three Phase with Accessories
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- Three-phase multi-process inverter with MIG/MAG pulse, MMA and TIG capabilities
- Integrated cooling unit with modular architecture for optional dual wire feeder operation
- Four welding modes including pulse mode for reduced spatter and up to 30% higher welding speeds

The GALAXY 400T W DUO is a three-phase multi-process inverter welding machine with integrated cooling and modular architecture. It delivers MIG/MAG pulse welding with precise energy control to reduce workpiece deformation, alongside MMA DC and TIG DC capabilities. The machine can be equipped with an optional separate wire feeder for rapid switching between two different wire types.
Features
- Four welding modes: Standard, Pulse, ModulArc and Manual
- MIG/MAG pulse with digital arc control, instant ignition and no cratering
- Arc pulse delivers up to 30% higher welding speeds
- 4-roller motorised wire feeder with digital encoder
- 40 synergies for steel, AlMg, AlSi, CrNi and CuSi materials
- Job memory for up to 200 welding programs
- Portability function to load and save configurations via USB stick
- Traceability of all weld beads to EN 3834
- Two display modes: streamlined interface for all levels and expert interface for experienced welders
- Tool-free interconnection cable attachment
- Four lifting points for safe transport
- IP23S rated for challenging environments
- Storage compartment and LED lighting on wire feeder
| Specification | Value |
|---|---|
| Power supply | 400 V three-phase 50/60 Hz |
| MIG rated output | 300 A at 60% duty cycle (280 A at 100%) |
| MMA rated output | 300 A at 60% duty cycle (280 A at 100%) |
| TIG rated output | 340 A at 60% duty cycle (300 A at 100%) |
| Steel wire diameter | 0.6 to 1.2 mm |
| Aluminium wire diameter | 0.8 to 1.2 mm |
| Flux-cored wire diameter | 0.9 to 1.6 mm |
| Wire feed speed | 1 to 20 m/min |
| Gas bottle capacity | 10 m3 maximum |
| IP rating | IP23S |
| Weight | 71 kg |
| Dimensions | 90 x 55 x 81 cm |
| Welding Current Range | 15-400A |
| Duty Cycle | 60% at 300A |
| Cooling | Water Cooled (dual separate feeder) |
| MIG Duty Cycle | 60% at 300A |
| Brand | GYS |
| Welding Process | MIG/MAG, MMA, TIG |
| Applications | Sheet Metal Fabrication (<100A), Light Fabrication (100-160A), General Fabrication (160-210A), Heavy Fabrication (210-300A), Industrial Workshop (300-400A) |
| Amperage (Min) | 15 |
| Amperage (Max) | 400 |
| Power Source | Industrial 3-Phase (400V) |
| Duty Rating | Heavy Duty (60-100%) |
| Portability | Wheeled / Trolley-Mounted |
| Enclosure Rating | IP23 / IP23S or higher |
| Synergic Control | Yes |
| Power Source Type | Inverter |
| Flux Compatible | Yes |
| Pulse Welding | Pulse |
| Wire Feed Type | Separate Wire Feed |
| Cooling | Water Cooled |
| Max Wire Thickness | 1.2mm Wire |
Technical Data Sheet
Download PDFA carriage charge is applied to orders, for standard 1-2 day shipments to mainland destinations within the United Kingdom. Other destinations and premium services are available but subject to additional freight charges.
MIG Welder GYS Galaxy 400T W Duo Multi-Process MIG/MMA/TIG Three Phase with Accessories Get in touch
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