
Take your shop's capabilities to the next level with the Miller Dynasty 300 Multiprocess TigRunner. This isn't just a TIG welder; it's a complete fabrication solution on wheels. If you love the precision of the Dynasty series but occasionally need to lay down wire with MIG or Flux-Cored, this Multiprocess version has you covered. It delivers the buttery-smooth AC/DC TIG arc Miller is famous for—perfect for aluminum and stainless—plus the ability to hook up a wire feeder for faster production runs. It’s the machine that says 'yes' to almost any job that comes through the door.
The TigRunner package takes the hassle out of setup. It comes pre-assembled with the Coolmate 1.3 water cooler and a heavy-duty running gear cart. This means you can roll right up to your workpiece with a water-cooled setup that keeps your torch cool during long welds at high amperage. No more overheating torches or jury-rigging water lines. The Pro-Set™ feature is a huge time-saver, giving you preset controls for speed, balance, and frequency that are optimized by Miller's engineers—just plug in your numbers and weld with confidence, or tweak them manually if you want total control.
Whether you are welding thin aluminum sheet metal or heavy steel plate, the Dynasty 300 adapts to your power source automatically thanks to Auto-Line technology. You can plug it into single or three-phase power from 208V all the way up to 575V. The user-friendly interface makes navigating advanced settings like AC waveforms and pulse TIG simple, helping you control heat input and bead profile like a pro. This CE model meets strict European safety standards, ensuring you are getting a machine built for safety and reliability.
| Additional Information |
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| Amperage:300 |
| Brand:Miller |
| Voltage:208/230/460/575 V |
| Weld Process:Multi-Process |
| Machine Cart:Tig Runner |
| Packaging Description:1 Per Ea |
| Process Type:AC/DC TIG, Pulsed TIG, Stick, MIG (GMAW), Flux Cored (FCAW), Air Carbon Arc Gouging |
| Input Voltage / Phase:208-575 V, 1/3-Phase |
| Amperage Range:1-300 A (DC TIG), 2-300 A (AC TIG), 5-300 A (Stick) |
| Output Range / Duty Cycle:250 A at 28 V, 60% Duty Cycle (3-Phase), 300 A at 32 V, 60% Duty Cycle (3-Phase TIG) |
| Cooling Type:Liquid Cooled (Coolmate 1.3) |
| Portability:Cart Mounted |
| Control Interface:Digital LCD Display, Pro-Set |
| Applications:Aerospace, Heavy Fabrication, Precision Fabrication, Aluminum Ship Repair, Pipe and Tube Fabrication |