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Miller Millermatic 255 Pulsed MIG Welder - 907734

SKU MIL907734
Save 4% Save 4%
Original price $6,163.10
Original price $6,163.10 - Original price $6,163.10
Original price $6,163.10
Current price $5,900.00
$5,900.00 - $5,900.00
Current price $5,900.00
In stock
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Miller Millermatic 255

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, stainless and mild steel.

Easy-to-understand interface

7-inch 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 (208–240 V) with no manual linking, providing convenience in any job setting. Ideal solution for dirty or unreliable power.


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 - Machine only weighs 84 lb

Weight is reduced by more than 50 percent compared to the Millermatic 252.

Optional 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.

Generator Compatible

The Millermatic 255 will be able to operate and provide full output when powered by generators with 12000 Watt (12K) output or higher. Limited output will occur when used with smaller generators.


Click the image below to view full spec sheet.

Included with Product

  • Millermatic 255

  • 15 ft (4.6 m), 250 amp Miller MDX MIG Gun with AccuLock S consumables for .035" / .045" wire

  • 10 ft (3 m) work cable with clamp and 50 mm Dinse-style connector 

  • Argon mix regulator/flow gauge and hose

  • .035/.045 in reversible drive rolls

  • Extra contact tips (Acculock S)

  • Material Thickness Gauge

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