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Complete water cooled package with leads and foot pedal.


Miller Maxstar® 300DX TIG Welder

The Miller Maxstar® 300DX is a 300 amp DC TIG welder that features pulsed TIG welding and operates on either single phase or three phase input power. Miller's Auto-Line™ technology allows connection to any input voltage in the world while using half the power of a non-inverter welding machine.


 

Processes
  • DC TIG (GTAW)
  • Pulsed TIG (GTAW-P)
  • Stick (SMAW)
  • Air carbon arc (CAC-A) - 1/4 in. maximum

    Applications
  • Precision metal fabrication
  • Tube mills
  • Pipe and tube fabrication
  • Tool and die
  • Exotic material fabrication
  • Pressure vessel fabrication

    Features
  • Auto-Line™ allows for any input voltage hookup (208 1�7575 V) with no manual linking, providing convenience in any job setting. Ideal solution for dirty or unreliable power.
  • Meter calibration allows digital meters to be calibrated for certification.
  • Cooler Power Supply (CPS) is an integrated 120-volt dedicated-use receptacle for the Coolmateâ„„1�7 3.5.
  • Wind Tunnel Technology™ protects internal electrical components from airborne contaminants, extending the product life.
  • Fan-On-Demand™ power source cooling system operates only when needed, reducing noise, energy use and the amount of contaminants pulled though the machine.
  • Lift-Arc™ provides AC or DC arc initiation without the use of high frequency.
  • Blue Lightning™ high-frequency (HF) arc starter for non-contact arc initiation. Provides more consistent arc starts and greater reliability compared to traditional HF arc starters.
  • Program memory features nine independent program memories that maintain/save your parameters.
  • Auto-postflow adjusts the length of postflow time based on the amperage setting, shielding your tungsten and eliminating the need to set the postflow time.


    DC TIG Features
  • DC Pulsed TIG standard 0.1 to 5,000 PPS
  • Exceptionally smooth and precise arc for welding exotic materials.

    Stick Features
  • Tailored arc control (DIG) allows the arc characteristic 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.