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Miller Dynasty 300 Multiprocess AC/DC TIG/MIG/Stick Runner Package

$28,598.54/ea $25,869.00/1 per ea only $25,869.00/eaSave 10%

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OVERVIEW

The Ultimate All-in-One Welding Station

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
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

INCLUDED

  • Dynasty 300 Multiprocess Power Source
  • Coolmate 1.3 Cooler
  • Small Runner Cart
  • Coolant (4 gallons)
  • Quick Reference Guide

APPLICATIONS

  • Precision Fabrication
  • Heavy Industrial Manufacturing
  • Aerospace and Aviation Repair
  • Pipe and Tube Fabrication
  • Aluminum Ship Repair
  • Anodized Aluminum Fabrication

FAQ

The TigRunner package includes the Dynasty 300 Multiprocess power source, the Coolmate 1.3 water cooler, and the Small Runner Cart. Note that torch kits and foot pedals are typically sold separately or in 'Complete' packages.

Yes, unlike the standard Dynasty 300, the Multiprocess model features CV (Constant Voltage) output, allowing it to run MIG (GMAW) and Flux-Cored (FCAW) processes when paired with a compatible wire feeder.

The machine utilizes Auto-Line™ technology, allowing it to accept any input voltage from 208V to 575V, single or three-phase, without manual linking.

The Coolmate 1.3 is a 1.3-gallon cooling system designed to prevent water-cooled TIG torches from overheating, enabling continuous welding at higher amperages.

The CE marking indicates that the equipment complies with European Union safety, health, and environmental protection requirements.

Yes, the Dynasty 300 is compatible with Miller's wireless remote foot controls and hand controls for improved safety and reduced cable clutter.

It has a rated output of 250 A at 28 V with a 60% duty cycle, or up to 300 A at lower duty cycles depending on the process and input power.