Miller Maxstar 400 DC TIG Welder (907716)

SKU: MILL-MAX-400-907716
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$6,000.00
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Description

The MILLER Maxstar 400 DC TIG Welder is a powerful, professional-grade DC TIG and Stick welder designed for heavy industrial fabrication of steel and stainless steel. Featuring Auto-Line technology, it runs on any input power from 208V to 480V, making it extremely flexible for shop or field use. The Maxstar 400 delivers stable, smooth DC TIG and Stick arcs, ideal for thick steel and stainless steel. Choose this versatile MILLER Maxstar TIG Welder for robust power, flexibility, and superior arc quality.

  • Brand: Miller
  • Model: Maxstar 400
  • MPN: 907716
  • Processes: DC TIG (GTAW), Stick (SMAW)
  • Input Power: Auto-Line 208–575V, 1-Phase or 3-Phase
  • Weld Output: 5 – 400 Amps
  • Rated Output: 400A @ 36V, 60% Duty Cycle
  • Technology: Inverter-Based, Auto-Line, Fan-On-Demand
  • Cooling: Air-Cooled
  • Display: Digital Controls with Menu Interface
  • Weight: Approx. 122 lb (55.3 kg)
  • Dimensions: 17.5 in H x 12.5 in W x 24 in D
  • Compatible Foot Control: Wireless Foot Control (optional)
  • Applications: Pipe Welding, Heavy Fabrication, Industrial Maintenance
  • Compliance: CSA Certified, IP23 Rated
  • Warranty: 3-Year Miller True Blue

Miller Maxstar 400 DC TIG Welder Specs

Technical ParameterOfficial Specification
Brand & ModelMiller Maxstar 400 (Power Source)
Full SKU/Model907716
Input Voltage208–575 V (Auto-Line™ Technology)
Welding ProcessesDC TIG (GTAW), Pulsed TIG, DC Stick, Air Carbon Arc
Rated Output300 A at 32 V, 100% Duty Cycle
Amperage Range3–400 A
Noise LevelUltra-Quiet Inverter Operation
TechnologiesAuto-Line™, Blue Lightning™ High Frequency
Start TypeHF / Lift-Arc™ Start
Cooling SystemFan-On-Demand™ (Forced Air)
Net Weight111 lbs (50 kg)
Warranty3-Year Miller True Blue Warranty
Application InformationPrecision Stainless Fabrication; Industrial Pipe Welding; Heavy DC Stick

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