Sigma Select 400 SA

Separate wire feed unit. Air cooled.

Sigma Select is a high-performance MIG/MAG welding machine. It is designed for dedicated manufactures and sub-suppliers of all sizes who must deliver high quality welds. With an efficient and powerful Sigma Select in your CoWelder solution, you will be able to accept the most complicated welding assignments.

CoWelder track solutions require a separate wire feed unit.


Sigma Select is upgradable
With Sigma Select, you will always be able to adjust your welding setup to match any changes in demand. Simply upgrade the welding machine with new programs or functions.

Great welding performance
Sigma Select shows an amazing welding performance with great start-stop abilities. That is fundamental for carrying out the best quality weld seams with CoWelder. It delivers a stable and focused arc and has an impressive duty cycle; 400 A at 60%/20°C.

Keep cool with air cooling
Top top-of-the-line air cooled torched for your CoWelder will make sure that you can keep the productivity level high. Choose air cooling if you intent to weld small components with few or short welds seams.


  • Synergic DC
  • 5m interconnection cable
  • MWF30 wire feed unit
  • Automat torch
  • Trolley
  • Graphic Remote
  • 3m earth cable
  • 1 set of wire feed rolls
  • Program Package: Standard
Technical data

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