Miller XMT® 350 MPA Pulse Inverter Welder – 230–460V Auto-Line™ (MR907366002)
The Miller XMT® 350 MPA Pulse Inverter Welder is a versatile, high-performance multi-process welding power source engineered for industrial fabrication, construction, shipbuilding, rail, and heavy manufacturing applications. Built with advanced inverter technology and Miller’s proven reliability, the XMT 350 MPA delivers exceptional arc control, consistent output, and outstanding weld quality across multiple processes.
Designed to operate reliably on 230–460V input power, this machine is ideal for job sites, workshops, and generator-powered environments.
Auto-Line™ Power Management
Automatically compensates for input voltage fluctuations
Maintains constant welding output with ±10% input power variation
Ideal for job sites, generators, and unstable power supplies
Advanced Cooling & Machine Protection
Fan-On-Demand™
Cooling system operates only when required
Reduces noise, energy consumption, and airborne contaminants
Wind Tunnel Technology™
Protects internal electrical components and PC boards from dust and debris
Extends machine life in harsh industrial environments
Arc Control & Welding Performance
Inverter Arc Control Technology
Superior puddle control for E6010 Stick electrodes
Outstanding arc performance in MIG and Pulsed MIG welding
Built-In Pulsed MIG Programs
Synergic pulsed MIG capability for consistent, high-quality welds
Reduces spatter and improves bead appearance
Adaptive Hot Start™
Automatically boosts amperage at arc start
Prevents electrode sticking and ensures smooth starts
Lift-Arc™ TIG Starting
TIG arc initiation without high-frequency
Prevents tungsten contamination
Operator-Friendly Design
Dinse or Tweco-style weld disconnects for secure, high-quality cable connections
Process Selector Switch simplifies setup without limiting features
Large dual digital meters – easy to read and pre-set
Lightweight aerospace-grade aluminium case – durable protection with reduced weight
Safety & Compliance
VRD (Voltage Reduction Device) compliant with AS 1674.2 Category C
Improves operator safety in hazardous environments
Industrial Applications
Truck & Trailer Manufacturing
Shipbuilding
Repair & Maintenance Workshops
Rental Fleets
Rail & Railroad
Power Generation Plants
Fabrication Shops
Construction & Structural Welding
Warranty & Product Information
Warranty: 3-Year Miller True Blue® Warranty
Model: XMT® 350 MPA Pulse Inverter
Input Power: 230–460V with Auto-Line™
Processes: MIG, Pulsed MIG, Stick, TIG (Lift-Arc™)
Part Number / SKU: MR907366002




