Multimatic® 255 Multiprocess Welder 208-57 | MillerWelds

Multimatic® 255 Multiprocess Welder w/ EZ-Latch™ Dual Cylinder Running Gear & TIG Kit - 208-575V

951768
DC TIG, MIG, Pulsed MIG, flux-cored, and stick welder featuring Auto-Set™ Elite. 208-575 V input power.
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TIG Package with Dual Cylinder Running Gear Package
951768

Single Cylinder Running Gear Package
951767

Machine Only
907728

Spec Sheet (English)
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Features

What's Included

  • Power source with 10 ft. (3 m) industrial 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) cable w/electrode holder & 50 mm Dinse-style connector
  • 10 ft. (3 m) work cable w/clamp & 50 mm Dinse-style connector
  • Flow gauge regulator and gas hose for argon or AR/CO2 mix
  • .035/.045 in. (0.9/1.2 mm) reversible drive rolls
  • Extra contact tips
  • Material Thickness Gauge
  • EZ-Latch™ dual cylinder running gear with elevated gun and cable rack
  • Multimatic 255 TIG kit
  • Two chains to secure gas cylinders
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.
Versatility
Multiprocess Capabilities of MIG, Pulsed MIG, Stick (6010), DC Lift Arc TIG and DC Pulsed TIG
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.
Portability - Machine only weighs 84 lb
Weight is reduced by more than 50 percent compared to transformer welding machines
EZ-Latch™ Dual Cylinder Rack with Elevated Gun and Cable Rack
Quickly disconnects from the machine and enables portability. Dual cylinder rack and storage compartment. Allows operator to easily store two gas cylinders. Includes elevated gun and cable rack to keep cables off the floor and tangle free.
Generator Compatible
The Multimatic 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.
6010 Stick Electrode Capability
Superior Stick arc performance even on the difficult-to-run electrodes like E6010.

Not Included

  • Weld leads
  • Shielding gas (for welding with solid wire [GMAW])
  • Flux cored drive rolls (for welding with flux cored wire [FCAW])
  • Push-Pull Gun (for welding aluminum)
  • Spool Gun (for welding aluminum)
  • Welding wire
  • Personal safety products (helmet, gloves)

Specifications

Processes

Stick (SMAW)
TIG DC (GTAW-DC)
Flux Cored (FCAW)
MIG (GMAW)
Multiprocess

General Specifications

Title Multimatic® 255 Multiprocess Welder w/ EZ-Latch™ Dual Cylinder Running Gear & TIG Kit - 208-575V
Industries Interests Racing
Farm and Ranch
Auto Repair
Manufacturing
Construction and Fabrication
Amperage 5 A - 350 A
Material Thickness Mild Steel 22 ga. - 1/2 in. (MIG)
Mild Steel 24 ga. - 3/8 in. (TIG)
Mild Steel 16 ga. - 5/16 in. (Stick)
Aluminum 18 ga. - 1/2 in. (MIG)
Weldable Metals Aluminum
Stainless Steel
Steel
Input Voltage 208 V
220/230/240 V
460/480 V
575 V
Input Phase 1-Phase
Input Hz 50/60 Hz
Input Amperage 34.7
Current Type DC
Max Open Circuit Voltage 81 VDC
Portability Handle(s)
Running Gear / Cart (Standard)
Weld Output CC / CV
Applications Aluminum Welding
Fabrication
Mobile Fabrication & MRO
Welding Education and Training
Warranty 3 Years
Miller's True Blue Warranty

Accessories

MDX™-250 MIG Welding Gun, 15ft, .035-.045 wire, 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 MIG Welding Gun, 10ft, .030-.035 wire, AccuLock™ MDX 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 MIG Welding Gun, 15ft, .030-.035 wire, AccuLock™ MDX 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.

Spoolmatic® 15 ft.

The choice of professionals for exceptional aluminum welding results in industrial or commercial applications.

Consumables

AccuLock™ S Contact Tip for 0.023" (0.6mm) Wire (Miller blister pack, 10 per pkg)

For use with MDX-250 MIG Guns and Bernard BTB MIG Guns. Pair with AccuLock S Diffuser, Nozzles and AccuLock MDX Liners and Power Pin Caps.
AccuLock™ S Contact Tip for 0.030" (0.8mm) Wire (Miller blister pack, 10 per pkg)

For use with MDX-250 MIG Guns and Bernard BTB MIG Guns.  Pair with AccuLock S Diffuser, Nozzles and AccuLock MDX Liners and Power Pin Caps.
AccuLock™ S Contact Tip for 0.035" (0.9mm) Wire (Miller blister pack, 10 per pkg)

For use with MDX-250 MIG Guns and Bernard BTB MIG Guns.  Pair with AccuLock S Diffuser, Nozzles and AccuLock MDX Liners and Power Pin Caps.
AccuLock™ S Contact Tip for 0.039" (1.0mm) Wire (Miller blister pack, 10 per pkg)

For use with MDX-250 MIG Guns and Bernard BTB MIG Guns.  Pair with AccuLock S Diffuser, Nozzles and AccuLock MDX Liners and Power Pin Caps.

Resources

Literature

MDX MIG Gun Consumables & Machines Compatibility Chart

Videos

Multimatic 255 Multiprocess Welder Setup
The Multimatic® 255 delivers years of trouble-free welding. Follow these instructions to set up your new machine.
Setting up Your Millermatic 255 or Multimatic 255 for MIG
Ready to MIG weld with your new Millermatic® 255 or Multimatic® 255 welder? Follow these steps to get started.
Millermatic 255 and Multimatic 255: Think Simply. Weld Smarter.
Reduce downtime and increase productivity with the Millermatic® 255 MIG welder and Multimatic® 255 multiprocess welder.

Reviews & Ratings

Question & Answers