Robust Feed Pulse/U6


Robust Feed Pulse/U6

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The Robust Feed, with its ergonomic, robust and enclosed design, is the ideal partner whenever portability and durability are key. These new pulse welding wire feeders are equipped with a new precision wire drive system perfect for demanding applications. Additional features include an MMA outlet and integrated flow meter.

Robust Feed Pulse control functions are easy to find, set and fine-tune, while the Robust Feed U6 offers additional functionality including parameter limits and parameter lock for better repeatability. Both units offers synergic lines to address a wide variety of steel, aluminium and stainless steel wires.


  • Fully portable feeder offering the benefits of pulse -reducing weld spatter and post weld clean up, controlling bead appearance and profile, increased speed for position welding and more depending on the application
  • Durable, drop-proof housing that withstands demanding applications
  • Great portability with ergonomic handles, 5 lifting points and safe for crane lifting handles
  • Weatherproof, enclosed design that withstands rain from all directions and inside heater ensures the filler metal is kept dry
  • Protected cable connectors and sturdy strain relief for interconnection cable reduces maintenance
  • Works as great in the field as in workshops, on a trolley, with or without wheel kit, and other options and accessories


  • Energy
  • Industrial and General Fabrication
  • Mobile Equipment
  • Pressure Vessels
  • Railcars
  • Tank and Vessel Fabrication
  • Transportation
  • Structural Steel Fabrication
  • Marine and Offshore
  • Steel Erectors


Length 675 mm (26.6 in.)
Width 265 mm (10.4 in.)
Height 418 mm (16.5 in.)


Weight 16.7 kg (36.8 lb)

Power Specifications

Protection Class IP44

Wire Feeder Specifications

Max Spool Diameter 300 mm (12 in.)
Wire Feed Speed 0.8-25.0 m/min
Wire Spool Capacity 20 kg
Metal Mild Steel
Wire Diameter 0.6 - 2.0 mm (0.023 - 5/64 in.)
Metal Stainless Steel
Wire Diameter 0.6 - 1.6 mm (0.023 - 1/16 in.)
Metal Cored Wire
Wire Diameter 0.8 - 2.4 mm (0.031 - 3/32 in.)
Metal Aluminium
Wire Diameter 0.8 - 1.6 mm (0.031 - 1/16 in.)

Welding Output

Input Voltage

Voltage 42 V


Standards CE

How to purchase Robust Feed Pulse/U6

We're as eager to put ESAB gear in your hands as you are to have it.  That's why we sell our products with distributors who'll give you the attention, support, and value you deserve.  Their expertise will make sure that you're as happy with the purchasing process as we know you'll be with your purchase itself.

To make things even easier, we've developed the online shopping list below.  As you browse our site, you'll be able to click on any product to have it added to this easy reference sheet.  And when you're done, you can send the list to yourself or print it out and bring it in to the distributor of your choice.

To find an ESAB distributor, just use the distributor locator tool featured on every page of our site.  Alternatively, you can call our support line at +361 382 1235 and we'll point you in the right direction.

Part Numbers and Accessories

Part Numbers : Robust Feed Pulse/U6
Robust Feed Pulse Water-cooled Euro 0445800894
Robust Feed Pulse Water-cooled Euro (incl. gas flow meter, heater, MMA Outlet) 0445800891
Robust Feed Pulse Water-cooled Euro (incl. push-pull, ELP, gas flow meter, heater, MMA Outlet) 0445800892
Robust Feed U6 Water-cooled Euro 0445800897
Robust Feed U6 Water-cooled Euro (incl. gas flow meter, heater, MMA Outlet) 0445800887
Robust Feed U6 Water-cooled Euro (incl. push-pull, ELP, gas flow meter, heater, MMA Outlet) 0445800888
Accessories : Robust Feed Pulse/U6
Guide Pin Extension Kit ** 0465508880
Liquid Cooling Kit (to upgrade air cooled feeders) 0446123880
Quick Connector Marathon Pac F102440880
Robust Feed Wheel Kit 0446081880
Torch Strain Relief 0446082880
Trolley (Robust Feed/Warrior Feed/Aristo Feed) 0349313450
Trolley Retrofit Kit Robust Feed ✝ 0349313100