Skip to content

Miller Dynasty 300 AC/DC TIGRunner - 907818002

Save 13%
Original price $13,603.00
Current price $11,777.00

SKU MIL907818002
Miller Electric - SKU MIL907818002

Add accessories to miller dynasty 300 ac/dc tigrunner - 907818002.

Close Add

Your items total will automatically update after adding options or accessories. You can edit your selections in the cart.

Select Options & Accessories


With multiprocess capabilities and features like Auto-Line, AC TIG, pulse and high-frequency arc starts, the Dynasty 300 Multiprocess is the most versatile, portable machine in its class. Featuring a TIG pulse and different wave forms. The Pulse TIG is adjustable and can range from 0.1 to 500 pulses per second (pps). AC TIG Frequency has an adjustment range of 20-400Hz for you thin and thick materials. The TIG amperage output and go as low as 2 amps in AC and down to 1 in DC. This package includes the Coolmate 1.3 and a small runner cart.

Dynasty 300 Screen
Intuitive Interface LCD Display
Ensure proper machine setup and parameter selection with informative on-screen explanations and dynamic images.

Program Memory Feature
Program Memory
Allows easy naming, saving and recalling of favorite weld settings. A very useful feature if there is more than one person operating the welder.

Pro Set Feature
Pro-Set Feature (professional settings)
This feature eliminates the guesswork when setting weld parameters. Use Pro-Set when you want the speed, convenience and confidence of pre-set controls. Simply select the feature and adjust until Pro-Set appears on the display. The Pro-Set feature is available for Balance, Frequency, Pulse and DIG parameters.

Lock & Limits Feature
Locks and Limits
Provides control of the weld parameter ranges minimizing deviations from the welding procedure specifications (WPS).

USB Port
USB Port
Provides the ability to easily update software, back-up settings and transfer saved weld programs from one unit to the next.

Auto-Line technology
Auto-Line Technology
For portability and reliability this inverter power supply allows for any single-phase input voltage hookup (208–600 V) with no manual linking, providing convenience in any job setting. Ideal solution for dirty or unreliable power.

6010 Stick Compatible
Stick Features
Tailored arc control (DIG) allows the arc characteristics to be changed for specific applications and electrodes. Smooth running 7018 or stiffer, more penetrating 6010. Hot Start™ adaptive control provides positive arc starts without sticking.   
  • Pulsed TIG (GTAW-P)
  • Stick (SMAW)
  • Air Carbon Arc (CAC-A)


  • Aerospace
  • Heavy Fabrication
  • Precision Fabrication
  • Aluminum Ship Repair
  • Pipe and Tube Fabrication
  • Anodized Aluminum Fabrication
    Miller True Blue


    Click to view the entire spec sheet.


    Dynasty 300 Spec Sheet


    Included With Product 

    • Dynasty® 300
    • 8 ft. (2.4 m.) Primary Cord (no plug)
    • Adjustable Shoulder Strap
    • (2) 50 mm. Dinse-style Connectors
    • Coolmate 1.3
    • Small Runner Cart


    • Miller Industrial Supreme Coolant with Box
      Miller Low-Conductivity Coolant, 4/pk - 043810
      Save 22%
      Original price $294.67
      Current price $229.96

      Miller Low-Conductivity Coolant Gallon, 4/pk - 043810

      Miller Electric

      Description Miller Low Conductivity Antifreeze/Coolant - contains a base of ethylene glycol and deionized water to protect against freezing or boil...

      View full details
    • Miller Rfcs-14 Hd Foot Control (14-Pin Plug) - 194744
      Save 20%
      Original price $702.00
      Current price $561.30

      Miller Rfcs-14 Hd Foot Control (14-Pin Plug) - 194744

      Miller Electric

      Description Miller Electric corded foot control with 20 foot power cord.  Heavy-duty foot pedal current and contactor control provides increased s...

      View full details
    • Miller 50mm Water-Cooled Dinse Connector 195377
      Save 14%
      Original price $138.87
      Current price $119.02

      Miller Water Cooled TIG Torch Adapter for Maxstar and Dynasty - 195377

      Miller Electric

      Description For Maxstar 200 and 350, Dynasty 200 and 350, and Syncrowave 250 and 350. 50 mm International-style with water return line for (WP 125,...

      View full details
    • Weldcraft W-375 Super Cool TIG Torch Kit, 25 ft - 301268
      Weldcraft W-375 Super Cool TIG Torch Kit, 25 ft - 301268
      Save 16%
      Original price $1,267.40
      Current price $1,069.29

      Weldcraft W-375 Super Cool TIG Torch Kit, 25 ft - 301268


      Description The W-375 Super Cool is a reliable water-cooled torch designed for demanding, high amperage applications. The W-375 Super Cool is engi...

      View full details
    • Miller TIG/Stick Contractor Kit with RFCS-14HD - 301309
      Save 20%
      Original price $1,546.28
      Current price $1,244.00

      Miller TIG/Stick Contractor Kit with RFCS-14HD - 301309

      Miller Electric

      Description Miller TIG/Stick Contractor Kit with RFCS-14HD remote foot control is a 150 amp, ALL-IN-ONE Air-cooled TIG/Stick welding accessory kit ...

      View full details