Skip to content
Miller Dynasty 400 TIG Welder (208-600V) (907858)
Download Product Spec Sheet
The Dynasty 400 TIG welder features a 400 amp output with capabilities of welding 5/8" material. As always, the Dynasty series are AC/DC machines, allowing the user to weld mild steel, stainless, and aluminum. The Dynasty 400 comes with "auto-line" technology, allowing any input voltage hookup between 208-600V, single or three-phase. These welders include an integrated cooler power supply (CPS), helping to keep your shop floor less cluttered with power cords. The Dynasty series welders feature the most advanced waveform technology available, while offering complete balance control for great looking aluminum welds.
Features
• 7 Inch LCD Display
• Auto-Line technology
• Quiet Pulse technology
• Cooler Power Supply (CPS)
• Fan-on-demand
• Lift-Arc
• Blue lightning high frequency
• 9 Program memory settings
• Auto-Postflow
• Dig and hot start stick capabilities
• USB Port for updates
• 500 pulses per second on AC
Quick Specs
• Input Power - 208-600 V
• Amperage Range - 3-400 A
• Weld Thickness - 5/8" steel or aluminum
• Rated Output - 300 A at 32V, 60% Duty Cycle on 3-Phase
• Weight - 126 lbs
• Power Cord - 8 foot (No plug attached)
• Generator Requirement - 20 KW
Includes
• Dynasty 400 Power source
• Two 50mm Dinse-style connectors
| MPN: | MIL907858 |
|---|---|
| UPC: | 715959708364 |
| Processes | TIG (GTAW) Pulsed TIG (GTAW-P) Stick (SMAW) Air carbon arc (CAC-A) 400: 1/4 in. maximum |
| Designed For | Precision fabrication Heavy fabrication Pipe and tube fabrication Aerospace Aluminum ship repair Anodized aluminum fabrication |
| Amperage | 3–400 A |
| Material Thickness | Aluminum 0.015 in. (0.4 mm) - 5/8 in. (15.9 mm) Steel 0.012 in. (0.3 mm) - 5/8 in. (15.9 mm) |
| Weldable Metals | Aluminum Specialty Metals Stainless Steel Steel |
| Input Voltage | 208 V 220/230/240 V 380/400 V 460/480 V 575 V |
| Input Phase | 1- and 3-Phase |
| Input Hz | 50/60 Hz |
| Input Phase | AC / DC |
| Rated Output | 300 A at 32 V, 60% duty cycle |
| Max Open Circuit Voltage | 75 VDC |
| Weld Output | CC |
| Weight | 134 lb. (61 kg) |
| Warranty | 3yr Miller's True Blue Warranty |
Download Product Spec SheetBrands you trust at prices you can afford!
Over the past decade, we've become the country's most trusted one-stop online welding shop. We've done it with the guaranteed lowest prices, the best customer service in the industry, and a commitment to providing the best online shopping experience for all welders.
------------------------------
From The Blog
ESAB HandyArc 1/8 – The Smallest Welder You’ve Ever Seen
The Ultimate Guide to Lincoln Welding Helmets
