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  • Flexible - The 3-in-1 welder that started it all, the Thermal Arc Fabricator 181i was the first fully integrated, multiprocess, portable welding system.
  • This rugged, 180 Amp unit eliminated the dilemma of choosing between a MIG, Stick or TIG welder.
  • Now you can have it all - and for a lower price than a MIG-only unit! Like all 3-in-1 welders, the 181i enables switching processes in a matter of seconds using twist-lock cable connections and push-button controls for process selection simplicity.
  • Performance: The 181i offers advanced features that make it easier for beginners to learn to weld, while experienced welders love the ability to tailor the arc for their application with such controls as: MIG Inductance Control, which improves arc stability and reduces spatter, Stick Hot Start Function that helps prevent the electrode from sticking, Stick Arc Force Control to adjust arc characteristics for different electrodes, Lift TIG for optimized arc starts without high frequency
  • Features such as digital meters and set up guide inside the wire feed compartment will have you set up and welding like a professional in no time.
  • Portable - Take this high performance machine anywhere 230 VAC power is available. It's half the weight of competitive MIG-only equipment, yet optimized for welding material up to 1/4".
  • It’s the ideal choice for the light-duty across a wide range of applications such as: Auto Restoration and Customization, Farms and Ranches, DIY/Home Hobby, Metal Art, Maintenance and Repair, Educational Institutions
  • Includes: 12 ft. Tweco WeldSkill 180 amp MIG Gun , Contact Tips, Victor Argon Regulator/Gauge and 10 ft. hose, Tweco WeldSkill 200 Amp electrode holder with 13 ft. lead, Tweco WeldSkill 200 Amp ground clamp with 10 ft. lead, Drive Rolls, General purpose electrodes, Operator manual and set-up DVD, 9 ft. Power Cord and 230V AC Plug, and Shoulder Strap
  • Single phase input power.
  • Direct current welding output.

  • Product details

Part Number
Manufacturer Part Number
Amperage Range
10 - 180 Amp
Lead Cord Length
10 ft (3 m)
Max Open Circuit Voltage
62V DC
Maximum Input Current
37 Amp
Number of Phases
Single Phase
Primary Voltage
208/230 VAC
Rated kVA
9 kVA @ 180 Amp
Rated Output
180A / 23V @ 20% Duty Cycle¸145A / 22.5V @ 30% Duty Cycle.
Supply Frequency
50/60 Hz
Supply Plug
NEMA 6 - 50P
Supply Voltage Range
208 - 265 VAC
32.2 lbs
Wire Feed Speed
100 - 650 IPM (2.5 - 16.5 m/min)
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