Key Features
- Multiprocess CC/CV with optional pulsed MIG (MPa models)
- Wind Tunnel Technology™ and Fan-On-Demand™
- Insight™ ready (monitor voltage, amperage, arc time)
- ArcReach® remote control compatible
The Miller XMT® 450 Series is a rugged, highperformance multiprocess welding power source built for demanding industrial environments. With versatile capability across MIG, TIG, Stick, fluxcored and air carbon arc cutting, it delivers smooth, reliable arc control and consistent welding performance. Designed for heavy fabrication, construction and manufacturing, the XMT 450 combines advanced arc features, robust build quality and flexible connectivity for feeders, remote controls and accessories — making it a dependable choice for professional welders.
| Input Power | 230/460 V or 575 V, 3-phase |
| Output Range | 10–38 V, 15–600 A |
| Rated Output @ 100% | 450 A / 38 V |
| Open-Circuit Voltage | 90 V DC |
| Weight (kg) | 55.3 |
| Dimensions (mm) | H 438 x W 368 x D 689 |