Home CompareMillermatic 255 vs Multimatic 220 AC/DC
Millermatic 255 vs Multimatic 220 AC/DC
Same fields. Each cell is that model's published text. A blank stays "Not published by manufacturer." The outlet chip does not hide either column.
| Spec | Millermatic 255 | Multimatic 220 AC/DC |
|---|---|---|
| Process | MIG (GMAW), pulsed MIG (GMAW-P), and flux-cored (FCAW). | MIG (GMAW), flux-cored (FCAW), DC stick (SMAW), AC/DC TIG (GTAW), and pulsed TIG (GTAW-P). |
| Output amp range | 20–350 A. | MIG: 30–230 A. DC stick: 30–200 A. AC/DC TIG: 20–210 A. The specifications table splits those ranges by voltage: MIG 30–125 A on 120 V and 30–230 A on 240 V; stick 30–90 A on 120 V and 30–200 A on 240 V; TIG 20–140 A on 120 V and 20–210 A on 240 V. |
| Rated duty cycle | 230 A at 25.5 V, 60% duty cycle. | MIG: 120 V, 105 A at 19.2 V, 60% duty cycle; 240 V, 200 A at 24 V, 20% duty cycle and 170 A at 21.5 V, 40% duty cycle. Stick: 120 V, 90 A at 23.6 V, 40%; 240 V, 200 A at 28.4 V, 15%. TIG: 120 V, 130 A at 15.2 V, 40%; 240 V, 210 A at 18.4 V, 20%. |
| Input voltage and plug | 208–240 V, single-phase. Auto-Line 208–575 V, single-phase. The quick specs do not print input amperes. | 120/240 V, single-phase, 50/60 Hz. Amps input at rated output: MIG 23.3 A at 120 V and 27.2 A at the 200 A / 20% 240 V rating; stick 24.5 A at 120 V and 31.3 A at 240 V; TIG 24.0 A at 120 V and 22.4 A at 240 V. |
| Wire or rod size | Not published by manufacturer | Included Quick Select drive roll for .024 in. (0.6 mm) or .030/.035 in. (0.8/0.9 mm) solid wire, and .030/.035 in. (0.8/0.9 mm) flux-cored wire. Wire feed speed in the table is 60–600 ipm. |
| Weight | Machine only: 84 lb. (38 kg). Machine with running gear: 148 lb. (67 kg). | 56 lb. (25.4 kg). |
| Material thickness | Not published by manufacturer | Not published by manufacturer |
Outlet check, Millermatic 255 · Outlet check, Multimatic 220 AC/DC