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Miller® Dynasty® 280 TIG Welder, 208/575 Volt With Adjustable Sholder Strap, 8' Primary Cord, Quick Reference Guide, And Auto-Line™ Technology

Airgas Part #:MIL907550

Miller Electric Manufacturing

Manufacturer #:907550

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$6,293.00 /Each
Regular Price
Package Size: 1 Each
$6,293.00 Each
$6,293.00 Each

Typically in Stock

Item Details

  • The Dynasty 280 provides operator-friendly, menu-driven features and is perfect for industrial manufacturing applications and heavy fabrication. For maximum capability — such as the high demands of precision fabrication — the Dynasty 280 DX offers full AC features, including advanced waveforms and wide ranges of balance and frequency.


  • Update and expand. Front panel memory card data port provides the ability to easily update software and expand product features
  • Pro-Set™ eliminates the guesswork when setting weld parameters. Use Pro-Set when you want the speed, convenience and confidence of preset controls. Simply select the feature and adjust until Pro-Set appears on the display
  • Sleep timer conserves electricity. This programmable feature will power down the machine if it sits idle for a specific time
  • Allows for any input voltage hookup (208 – 575 V) with no manual linking, providing convenience in any job setting. Ideal solution for dirty or unreliable power
  • Cooler Power Supply (CPS). An integrated 120-volt dedicated-use receptacle to power the Coolmate™ 1.3. The power switch on the Dynasty also activates the receptacle to help prevent torch failure. Available on select models
  • 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.


  • Dynasty 280 power source
  • Quick Reference Guide (English)
  • Adjustable shoulder strap
  • 8 ft (2.4 m) primary cord
  • (2) Dinse 50-mm connectors


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

Product Attributes

Trade Name

» Dynasty® 280

Input AC Voltage

» 208V » 575V


» Air Carbon Arc (CAC-A) » Pulsed TIG (GTAW-P) » Stick (SMAW)

Output Current

» AC/DC - CC

Output DC Amps (Max)

» 280

Output AC Amps-Max

» 280


» 1 or 3 Phase


» 50/60 Hz


» 52 lb

Physical Size

» 13.6" X 8.6" X 22.5"

Duty Cycle

» 0.6