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ES275i Multioperator Paks

Top Features

  • Built to Red-D-Arc Extreme-Duty Specifications
  • Available in 4Pak and 6Pak Configurations
  • Touch-Start TIG allows DC TIG welding without high-frequency starting

275 amp @ 35% duty cycle, constant current, DC, inverter welder with both single- and three-phase, 50/60 Hz voltage input. Outstanding E6010 and E7018 performance using up to 7/32” diameter electrodes that enables both whip or drag techniques.

Product Details


DC Amperage Range: 5 - 275 A Stick/TIG
Rated CC Output: 200 A at 28 VDC, 100% duty cycle
250 A at 30 VDC, 60% duty cycle
275 A at 31 VDC, 35% duty cycle
Voltage Input: 460/575/3/50/60
ES275i 4Pak (on cart with casters)
Weight: 480 lb (217.7 kg)
Dimensions: H: 44.5" (1130 mm) W: 31" (787 mm) D: 35.75" (908 mm)
Product specifications and availability may vary by country

Additional Features

Voltage Input
Individual Welders: 208/230/460/575/1/3/60, 220/380/400/415/440/1/3/50 4Pak and 6Pak Multioperator with DP120 Panel: 460/575/3/60


  • Touch-Start TIG allows DC TIG welding without high-frequency starting
  • Adjustable Arc Force and Hot Start switch for enhanced welding control
  • Potentiometer-type remote control
  • Light-weight and compact design
  • No single-phase de-rating
  • Meets IP23S environmental rating
  • Extreme-Duty environmental protection
  • Manufactured under ISO 9001 certification
  • Paks are compact enough to fit through a 36” wide pedestrian door
  • Tweco style output terminals
  • 10’ long, 8 AWG input cord for all 3 phase voltages

All Product Resources

Options, Accessories and Related Equipment

RC1 remote control
Primary ground connector and wheel kits for both 4Paks and 6Paks.

ES275i Multioperator Paks

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Airgas, an Air Liquide company, is the nation's leading single-source supplier of gases, welding and safety products. Known locally nationwide, our distribution network serves more than one million customers of all sizes with a broad offering of top-quality products and unmatched expertise.