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Miller - Millermatic 255 MIG & Pulsed Welder W/ EZ-Latch Running Gear

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  • Product Details
Product Details

Easy to use machine to increase efficiency and productivity for the light manufacturing and fabrication users. Color screen featuring Auto-Set Elite and Pulsed MIG. This all-in-one welder connects to 208 or 240 volt input power. Welds up to 1/2" aluminum.

Special Features
  • Iasy-to-Understand Interface - 7" color LCD display ensures proper machine setup and parameter selection, reducing setup time and increasing weld time.
  • Pulsed MIG Welding Delivers Higher Quality - Lower heat input for less distortion on thin materials, less spatter minimizes post weld grinding and rework allowing more welding time. Perform welding applications that couldn’t be done in the past.
  • Auto-Set Elite - Offers predefined weld settings to increase ease of use and ensure that the job is done right for operators of all skill levels.
  • Program Mode allows Easy Save and Recall of Favorite Weld Settings - Deliver more productivity, consistent quality by welders of all skill levels by using prequalified weld settings. Minimize supervisor need to intervene.
  • Auto-Line Technology - For portability and reliability, this inverter power supply allows for any single-phase input voltage hookup with no manual linking, providing convenience in any job setting. Ideal solution for dirty or unreliable power.
  • Versatility - Capabilities include MIG, pulsed MIG and flux-cored welding.
  • MDX-250 MIG Gun w/ AccuLock S Consumables - AccuLock liner loads from the front and locks at the front and back to insure proper alignment for flawless wire feed path. New rubber overmold and ball -and-socket handle design improves grip and reduces welder fatigue. New Industrial Bernard AccuLock S contact tips provide superior Spray and Pulsed MIG arc performance.
  • Portability - Weight is reduced by more than 50% compared to the Millermatic 252.
  • EZ-Latch Running Gear - Operators no longer need to use lift truck to load machine and running gear into the truck. Latches secure machine to running gear. Simply loosen the latch retaining knob and rotate latches to disengage machine from running gear for easy portability.


  • Millermatic 255 w/ 10' Power Cord
  • 15' 250A MDX-250 MIG Gun w/ Bernard AccuLock S Consumables for .035"/.045" Wire
  • 10' Work Cable and Clamp and 50 mm Dinse-Style Connector
  • Flow Gauge Regulator and Gas Hose for Argon or AR/CO2 Mix
  • Extra Contact Tips
  • .035"/.045" Reversible Drive Rolls
  • Chain to Secure Gas Cylinder
  • Material Thickness Gauge
  • EZ-Latch Running Gear
Processes MIG (GMAW)
Pulsed MIG (GMAW-P)
Flux-Cored (FCAW)
Input Power Auto-Line 208 - 240V, Single-Phase
Amperage Range 20 - 350 A
Rated Output 230 A @ 25.5 V, 60% duty cycle
Wire Feed Speed 50 - 800 IPM
Wire Type & Diameter Aluminum: .035" - .047"
Flux-Cored: .030" - .045"
Solid/Stainless Steel: .023" - .045"
Max Open Circuit Voltage 87 VDC
Dimensions (HxWxD) Machine Only: 19.24" x 13.75" x 26.25"
Machine W/ Running Gear: 32" x 13.75" x 45"
Weight Machine Only: 84 lbs
Machine W/ Running Gear: 148 lbs
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