Powertec i420S MIG welder



Inverter MIG/MAG and STICK power source - 400V/3Ph - Output current: 420A@100%.


Output Output


Input Input


POWERTEC-i S RANGE is a brand new range of Lincoln Electric products based on the latest inverter platform, combining modularity, ease of use and optimal MIG/MAG or MMA welding performance with excellent power cost efficiency. Three power sources: i350S, i420S and i500S with a choice of separate wire feeders, standard LF52D for basic use, or the advanced LF56D for more demanding applications, helps customer to fulfill every possible welding needs. All POWERTEC-i S have the option of water cooling by simply adding the new COOLARC 26.


  • Premium welding behavior on CV MIG & Stick welding.
  • Ready for the heaviest industrial conditions.
  • Synergic capability. Optimized ergonomics, Lincoln reliability (True HD).
  • Water cooled version (COOLARC® 26 as an option).
  • Large diameter wheels, push/pull bar and lifting eyes.
  • Fan as needed (F.A.N.™)

Service Information

What's Included

  • Input cable (5 m)
  • Work clamp and cable assembly (3 m)
  • Gas hose (2 m)
  • Chain
  • USB stick with Operator’s Manual

You May Also Need


Weights & Dimensions

Dimensions (H x W x D) 932 mm x 560 mm x 925 mm
Net Weight 78 kg


Machines Processes MIG (GMAW)
Max Rating 420A
Open Circuit Voltage 60V

Technical Specifications

Input Voltage 400V
Input Current 32A
Input Hertz 50/60 Hz
Input Power 400V/3/50-60 Hz (±15%)
Input Phase 3 ph
Mode Icon CC/CV
Output Range 20-420A
Polarity DC
Rated Output 420A@100%


Typical Application Construction
General Fabrication
Heavy Equipment
Heavy Fabrication
Power Generation
Railcar Fabrication
Railing Industry
Structural Fabrication


Warranty 3 years

Related Models