Processes
MIG (GMAW), Flux-cored (FCAW)
Miller MIG Machine Support
Millermatic 252
Industrial MIG and flux-cored all-in-one machine with MDX-250 gun, factory running gear, gas solenoid, and spool gun support.
MIG (GMAW)Flux-cored (FCAW)
Industrial
Welding range
30 - 300 A
Input power
208/240 V or 230/460/575 V configurations
Wire feed speed
50 - 700 ipm (1.3 - 17.8 m/min.)
Weight
205 lb. (93 kg)
Class
Industrial
Machine Packages
| Stock number | Catalog package |
|---|---|
| 907321 | 208/240 V |
| 951960 | 208/240 V package |
| 907322 | 230/460/575 V |
| 951961 | 230/460/575 V package |
Welding Output and Wire Capacity
Rated output
- 200 A at 24 VDC, 60% duty cycle
- 250 A at 26.5 VDC, 40% duty cycle
Wire capacity
- Solid/stainless: .023 - .045 in. (0.6 - 1.2 mm)
- Flux-cored: .030 - .045 in. (0.8 - 1.2 mm)
Material Capacity
- Mild steel: 22 ga. (0.8 mm) to 1/2 in. (13 mm)
- Aluminum: 14 ga. (1.9 mm) to 3/8 in. (9.5 mm)
Included With This Machine
- 15 ft. (4.6 m) 250-amp MDX-250 MIG gun with MDX consumables
- 10 ft. (3 m) work cable with clamp
- 10 ft. (3 m) industrial power cord
- Factory-installed lowered running gear/cylinder rack with chain
- Factory-installed gas solenoid
- .030/.035 in. reversible dual-groove drive rolls
- Flow gauge regulator and gas hose for argon or Ar/CO2 mix and extra contact tips
Gun, Consumable, and Accessory Paths
MDX-250 MIG Gun
Included 250-amp gun and consumable path.
Open support pageSpoolmate 200 Spool Gun
Catalog-listed popular accessory.
Open support pageSpoolmatic Spool Gun
Catalog-listed recommended aluminum solution.
Open support pageDual EZ-Change Low Cylinder Rack
300337 Most popular accessory listed for this machine.
Support page pendingProtective Cover
195142 Most popular accessory listed for this machine.
Support page pendingDimensions
H: 30 in. (762 mm), W: 19 in. (483 mm), D: 40 in. (1016 mm)
Source: Miller Electric 2026 Full-line Catalog, catalog page 6, literature DC/12.49. Product relationships on this page are kept separate from Amazon monetization data.