Miller Dynasty 300 AC/DC TIG Welder with Coolmate and Cart (CE)

Master the Arc with the Miller Dynasty 300 TigRunner

Take your welding capabilities to the next level with the Miller Dynasty 300 TigRunner CE, a complete AC/DC TIG and Stick welding solution designed for the serious fabricator. This package combines the powerful Dynasty 300 power source with the Coolmate™ 1.3 water cooler and a rugged Small Runner™ cart, providing a mobile station that is ready to tackle the most demanding water-cooled applications. Whether you are welding aluminum in an aerospace shop or stainless steel in a food processing plant, the Dynasty 300 delivers the control and power you need.

The Dynasty 300 is packed with advanced waveform technology that puts you in complete control of the arc. You can choose between four distinct AC waveforms: Square for fast travel speeds, Sine for a traditional soft arc, Triangular for reduced heat input on thin gauge metals, and Advanced Square for a focused, penetrating arc. Additionally, the expanded AC balance (30-99% EN) and AC frequency (20-400 Hz) controls allow you to fine-tune the cleaning action and arc cone width to suit your specific joint configuration. For Stick welding, the machine features tailored Hot Start™ and Dig settings to ensure smooth electrode ignition and prevent sticking.

Ease of use is a hallmark of the Dynasty series. The intuitive user interface features Pro-Set™ technology, which eliminates the guesswork by providing professional-grade parameter suggestions for speed, balance, and frequency. The machine also includes a memory card port for easy software updates and the ability to save custom weld programs. The TigRunner package ensures your equipment stays organized and mobile; the cart secures the power source, cooler, and shielding gas cylinder in a single, easy-to-maneuver unit. With the Coolmate 1.3 integrated via the dedicated Cooler Power Supply (CPS), you eliminate extra power cords and ensure your torch stays cool during high-amperage runs.

Key Benefits for Welders:

• Versatile Power: Welds materials from 0.012 inch to 3/8 inch thick with precision.
• Mobile Setup: The TigRunner cart keeps your cooler, machine, and gas cylinder secure and portable.
• Quiet Operation: Fan-On-Demand™ runs the cooling fan only when necessary, reducing shop noise and dust intake.
• Future Proof: Easily upgrade software and weld programs via the front panel data port.