TIG Welder GYS Protig 250 DC Three-Phase 250A MMA with TIG 26B Torch 4m
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- 250 A three-phase TIG and MMA power source with IP23 protection for outdoor use
- DC TIG pulse up to 900 Hz and MMA pulse up to 20 Hz for precise control on thin sheets and vertical welding
- Supplied with TIG26 torch (4 m) and earth cable (4 m), includes optional remote controls

The PROTIG 250 DC TRI is a 250 A three-phase TIG and MMA industrial power source designed for use in demanding conditions. With IP23 protection, it delivers excellent arc ignition and stability, making it suitable for welding mild and stainless steels across varying material thicknesses. Its compact, robust design and onsite portability make it ideal for site work.
Features
- TIG DC standard smooth current welding and DC pulse up to 900 Hz for thin sheet assembly (from 0.3 mm)
- MMA standard mode for rutile and basic electrodes (up to 4 mm diameter) and MMA pulse up to 20 Hz for vertical welding
- Two spot welding modes with adjustable timing from 0.1 to 25 seconds
- Contactless HF or contact LIFT ignition options
- Three trigger settings: 2T, 4T and 4T LOG
- Save up to 10 welding programs per process
- Current and voltage display during and after welding
- Automatic torch detection compatible with lamella and double button torches
- Advanced secondary regulation for superior arc stability in all positions
- Intelligent ventilation management to reduce power consumption and noise
- Illuminated display readable up to 10 metres away
- Supplied with double button TIG26 torch (4 m) and earth cable (4 m)
- Optional remote controls available (manual control or foot pedal)
| Specification | Value |
|---|---|
| Supply | 400 V three-phase 50/60 Hz |
| TIG DC output | 5-250 A |
| MMA output | 10-220 A |
| TIG pulse frequency | Up to 900 Hz |
| MMA pulse frequency | Up to 20 Hz |
| Torch cable | 4 m, 25 mm² |
| Earth cable | 4 m, 25 mm² |
| Duty cycle at 60% | 190 A TIG, 168 A MMA |
| Protection level | IP23 |
| Dimensions | 43 x 24 x 35 cm |
| Weight | 14 kg |
| Standard compliance | EN 60974-1 |
| Brand | GYS |
| Cooling | Air Cooled |
| Enclosure Rating | IP23 / IP23S or higher |
| Pulse Welding | Pulse |
| Power Source | Industrial 3-Phase (400V) |
| Applications | Heavy Fabrication (210-300A) |
| Duty Rating | Heavy Duty (60-100%) |
| Portability | Compact / Carry Handle |
| Ignition Type | HF, Lift |
| TIG Duty Cycle | 100% at 250A |
GYS-082649 Datasheet
Download PDFGYS-082649 Manual
Download PDFGYS-082649 Certificate
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.
TIG Welder GYS Protig 250 DC Three-Phase 250A MMA with TIG 26B Torch 4m Get in touch
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