Miller · 907321
Millermatic 252
240 V class MIG and flux-cored welder. Miller publishes 250 A at 26.5 VDC, 40% duty cycle, and a 205 lb weight.
Specifications
Values are copied from the cited page. They are not estimated from another model or from a review.
| Spec | Published value | Source, checked 2 November 2026 |
|---|---|---|
| Process | MIG (GMAW) and flux-cored (FCAW). | Quick specs, Processes |
| Output amp range | 30–300 A. | Quick specs, Amperage Range, and the specifications table |
| Rated duty cycle | 200 A at 24 VDC, 60% duty cycle. 250 A at 26.5 VDC, 40% duty cycle. | Quick specs, Rated Output |
| Input voltage and plug | 208/240 V, single-phase, 60 Hz, or 230/460/575 V, single-phase, 60 Hz. On the 208/240 V row, amps input at the 200 A, 60% rating are 57.0 A at 208 V and 50.8 A at 240 V. | Quick specs, Input Power, and the specifications table |
| Wire or rod size | Solid/stainless steel .023–.045 in. (0.6–1.2 mm). Flux-cored .030–.045 in. (0.8–1.2 mm). 12 in. spool. | Specifications table, wire type and diameter |
| Weight | 205 lb. (93 kg). | Quick specs, Net Weight |
| Material thickness | Not published by manufacturer | Quick specs and the specifications table do not print a material thickness. |
Notes from the source
- The sheet also sells a 230/460/575 V configuration. A 120 V outlet is outside both published input lines.
- “Superior aluminum MIG welding” is a spool-gun feature on this sheet. No aluminum thickness is printed.
Manufacturer page · Check this model against an outlet · 120 V list · 240 V list · Miller models
Questions the table can answer
What output does the Millermatic 252 publish?
30–300 A. Source: https://contenthub.itwwelding.com/api/public/content/miller-electric-mfg-llc/spec-sheet/PIM/9022a4-dc12-49.pdf
What duty cycle does the Millermatic 252 publish?
200 A at 24 VDC, 60% duty cycle. 250 A at 26.5 VDC, 40% duty cycle. Source: https://contenthub.itwwelding.com/api/public/content/miller-electric-mfg-llc/spec-sheet/PIM/9022a4-dc12-49.pdf
What input does the Millermatic 252 publish?
208/240 V, single-phase, 60 Hz, or 230/460/575 V, single-phase, 60 Hz. On the 208/240 V row, amps input at the 200 A, 60% rating are 57.0 A at 208 V and 50.8 A at 240 V.
Which processes does the Millermatic 252 publish?
MIG, flux-cored.