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The reliable multi-process welding equipment designed for heavy duty productivity with up to 500 amps delivered.



  • Durable and rugged –Suitable for outdoor and indoor use in rough environments. Warrior paired with Robust Feed PRO, with its robust and weatherproof enclosed design provide the ideal solution whenever portability and durability are key
  • Easy-to-use–Clear and intuitive user interface for everyone to get started quickly. Glove-friendly knobs make adjustments quick and easy.
  • High-Duty Cycle –For long runs across a variety of applications and delivers 400 A or 500 A at 60% Duty Cycle.
  • Inverter Technology –Warrior brings the outstanding arc performance and energy savings you expect from an inverter. Along with increased energy efficiency and more power from a lighter, smaller, and more portable unit, Warrior provides the simple functionality welders want at a competitive price.
  • Wide input voltage range to support regional requirements.


  • Civil Construction
  • Energy
  • Industrial and General Fabrication
  • Pipeline
  • Ship/Barge Building
  • Repair and Maintenance


Description or Qualifier w/Cooling Unit
Dimensions 712 mm x 325 mm x 470 mm 712 mm x 325 mm x 700 mm


Description or Qualifier w/Cooling Unit
Weight 59 kg 74 kg

Power Specifications

Model 400i CC/CV 500i CC/CV
Energy Save Mode 30 Watt
Power Factor at Maximum Current 0.91
Efficiency at Maximum Current 90 %
Open Circuit Voltage 54 (VRD 28) VDC
Protection Class IP23
Current Range(A) 16-400 (TIG 5-400) A 16-500 (TIG 5-500) A

Fuse Specifications

400i CC/CV 500i CC/CV
Fuse Slow - Amps 25 A 32 A

Welding Output

Model 400i CC/CV 500i CC/CV
MIG/MAG 400 A/34V @ 60%
300 A/29V @ 100%
500 A/39V @ 60%
400 A/26V @ 100%
MMA 400 A/36V @ 60%
300 A/32V @ 100%
500 A/40V @ 60%
400 A/36V @ 100%
TIG 400 A/26V @ 60%
300 A/22V @ 100%
500 A/30V @ 60%
400 A/26V @ 100%

Input Voltage

Frequency 50/60 Hz
Phase 3
Voltage 380-415 ± 10% V


MCableX 4x6
Operating Temp -10 to +40 °C

Extra Info

For specifications on compatible wire feeders please see separate fact sheet and manual.


How to purchase WARRIOR CC/CV

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

Accessories : WARRIOR CC/CV
Arcair AirPro X4000 Torch & Cable Assembly 2.1 m (7 ft) - 360°Swivel 61084008
Arcair® K4000 Air Carbon-Arc Gouging Torch & Cable, Heavy Duty, (1000A, up to 13 mm round-and 16 mm flat electrodes) 61082008
Connection and wire feed control kit, Warrior Feed 0465451880
COOL 2 Cooling Unit 0465427880
Coolant 10 l (3 gal) 0465720002
CounterbalanceArm* 0458705880
Guide Pin Extension Kit ** 0465508880
Liquid Cooling Kit (to upgrade air cooled feeders) 0446123880
Quick Connector Marathon Pac F102440880
Remote Adapter kit Miggytrac/Railtrac 0465451881
Remote cable M1 -25m 0459553883
Remote cable M1-10m 0459553881
Remote cable M1-5m 0459553880
Remote control M1 0459491895
Robust Feed Pro 0445800880
Robust Feed Pro Offshore (incl. gas flow meter+heater) 0445800882
Robust Feed Pro Offshore, Water (incl. gas flow meter+heater) 0445800883
Robust Feed Pro, Water 0445800881
Robust Feed Wheel Kit 0446081880
Stabiliser kit for Counterbalance Arm 0465509880
Torch Strain Relief 0446082880
Trolley (Robust Feed/Warrior Feed/Aristo Feed) 0349313450
Trolley Retrofit Kit Robust Feed ✝ 0349313100
Warrior Feed 304w Water Cooled 0465250881
Wheel Kit, power source 0465416880

Not for use with Robust Feed. Counterbalance Arm requires Trolley 0349313450/0460565880 and Stabiliser kit 0465509880

Not for use with Robust Feed

Extension Kit required when Wheel Kit is used in combination with Trolley

Not for use with Robust Feed

✝ To fit Robust Feed on previous Warrior Trolley 0465510880