Millermatic® 255 MIG/Pulsed MIG Welder w/ EZ-Latch™ Running Gear- 208/240V | MillerWelds

Millermatic® 255 MIG/Pulsed MIG Welder w/ EZ-Latch™ Running Gear- 208/240V

951766
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.
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Single Cylinder Running Gear Package
951766

Machine Only
907734

Spec Sheet (ENG)
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Features

What's Included

  • Millermatic 255 with 10 ft. (3 m) power cord
  • 15 ft. (4.5 m) 250-amp MDX™-250 MIG gun w/ Bernard® AccuLock™ S consumables for .035/.045 in. (0.9/1.2 mm) wire
  • 10 ft. (3 m) work cable and clamp and 50mm Dinse-style connector
  • Flow gauge regulator and gas hose for argon or AR/CO2 mix
  • Extra Contact tips
  • .035/.045 in. (0.9/1.2 mm) reversible drive rolls
  • Chain to secure gas cylinder
  • Material Thickness Gauge
  • EZ-Latch™ Running Gear
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.
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 - Machine only weighs 84 lb
Weight is reduced by more than 50 percent 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.

Specifications

General Specifications

Title Millermatic® 255 MIG/Pulsed MIG Welder w/ EZ-Latch™ Running Gear- 208/240V
Material Thickness Aluminum 18 ga. (1.02 mm) - 1/2 (13mm)
Mild Steel 24 ga. (.51 mm) - 1/2 (13mm)
Weldable Metals Aluminum
Stainless Steel
Steel
Input Voltage 208 V
220/230/240 V
Input Phase 1-Phase
Input Hz 60 Hz
Input Amperage 20-350
Current Type DC
Rated Output 230 A at 25.5 V, 60% duty cycle
Max Open Circuit Voltage 87 VDC
Wire Feed Speed 50 IPM - 800 IPM
Wire Diameter Aluminum 0.035 in 0.047 in
Flux Cored 0.03 in 0.045 in
Stainless 0.023 in 0.045 in
Solid Steel 0.023 in 0.045 in
Spool Size 12 in (305 mm)
Weld Output CV
Warranty 3 Years
Miller's True Blue Warranty

Accessories

Dual Cylinder Rack with Elevated Gun and Cable Holder
EZ-Latch™ Dual Cylinder Rack with Elevated Gun and Cable Rack

Converts an EZ-Latch single cylinder running gear into a dual cylinder rack to easily store two gas cylinders. Gun and cable rack keeps cables off the floor and tangle free.
Protective Cover 301521
MIG, TIG, and Multiprocess Welders

Covers unit with weld cables connected, Oversized storage pocket
MDX-250 Gun with AccuLock S Right 1770041
MDX™-250 MIG Welding Gun, 10ft, .035-.045 wire, Bernard® AccuLock™ S Consumables

250A rated output. Next-level advancements include a comfortable new handle with rubber overmolding and rear swivel, optimized wire-feed path for reliable performance, and simplified maintenance.

MDX-250 Gun with AccuLock S Right 1770042
MDX™-250 MIG Welding Gun, 12ft, .035-.045 wire, Bernard® AccuLock™ S Consumables

250A rated output. Next-level advancements include a comfortable new handle with rubber overmolding and rear swivel, optimized wire-feed path for reliable performance, and simplified maintenance.

Resources

Videos

Pratt & Miller Switches to Millermatic 255 MIG Welder
See why Master Fabricator Bryan Barker says the Millermatic 255 MIG welder offers “what everybody wants in a machine.”
Getting Started With Your Millermatic 255 MIG Welder
With the Millermatic® 255, you can count on years of trouble-free welding. Follow these instructions to set up your new...
Set up Weld Screen on the Millermatic 255 and Multimatic 255
When using your Millermatic® 255 or Multimatic® 255 in the manual mode, follow these guidelines to customize the weld...

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