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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 DX TIG Welder, 208/575 Volt With W-280 TIG Torch, Insight, Cooler And Runner Cart

Airgas Part #:MIL907514004

Miller Electric Manufacturing

Manufacturer #:907514004

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$9,885.00 /Each
Package Size: 1 Each
$9,885.00 Each
$9,885.00 Each

Typically in Stock

Item Details

  • The Dynasty 280 Series is a powerful combination of capability and portability. Weighing only 52 pounds, it can weld up to 3/8" thick material. The AC/DC TIG/Stick power sources feature an energy-efficient inverter design and Auto-Line™ technology.


  • Base and Deluxe Models Available- Dynasty 280 - Base model provides essential TIG and Stick functions and provides operator-friendly, menu-driven features. Dynasty 280 DX - The DX model offers full AC features, including advanced waveforms and wide ranges of balance and frequency
  • Portable with adjustable shoulder strap- Weighing in at just 52 pounds, the Dynasty 280 is extremely portable and easy to transport featuring dual carry handles and a carrying strap
  • Upgradeable and Expandable- Front panel memory card data port provides the ability to easily upgrade software and expand product features. Visit MillerWelds.com/tigsoftware for the latest software upgrades and expansions
  • 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
  • Auto-Line Power Management Technology- Allows hookup to either single-phase or three-phase electrical input from 208-575 V with no manual linking, providing convenience in any job setting. An ideal solution for dirty or unreliable input power
  • 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
  • Stick Features (AC/DC)- 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. Stick-Stuck detects if the electrode is stuck to the part and turns the welding output off to safely and easily remove the electrode. Menu selectable
  • Weldcraft™ W-280 (WP-280) TIG Torch- Two-piece torch head and exclusive Super Cool™ Technology provides additional surface area to increase cooling efficiency and capacity Torch body includes an anti-rotation featureand multi-position locking to prevent handlemovement during welding and improve operator control. Mechanical fittings provide a secure gas andwater connection to prevent leakage and alloweasy hose replacement


  • Dynasty® 280 DX
  • Coolmate™ 1.3
  • Small Runner Cart
  • Quick Reference Guide


  • Air Carbon Arc Cutting and Gouging (CAC-A)
  • Stick (SMAW)
  • TIG (GTAW)
  • Pulsed TIG (GTAW-P)
  • Aluminum Welding

Product Attributes

Trade Name

» Dynasty® 280 DX

Input AC Voltage

» 208V » 575V


» Air Carbon Arc Cutting and Gouging (CAC-A) » Stick (SMAW) » TIG (GTAW) » Pulsed TIG (GTAW-P) » TIG AC (GTAW-AC) » TIG DC (GTAW-DC) » Aluminum Welding

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

» 200 Amps at 28 Volt 60%