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WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

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

$6,436.00 /Each
Package Size: 1 Each
$6,436.00 Each
$6,436.00 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